Form990-PF

Department of the Treasury
Internal Revenue Service

Return of Private Foundation
or Section 4947(a)(1) Trust Treated as Private Foundation
Do not enter social security numbers on this form as it may be made public.
Go to www.irs.gov/Form990PF for instructions and the latest information.
OMB No. 1545-0047
2025
Open to Public Inspection
For calendar year 2025, or tax year beginning 01 - 01 2025, and ending 12 - 31, 20 25
Name of foundation
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
C/O MB INVESTMENTS LLC
Number and street (or P.O. box number if mail is not delivered to street address) 1 NORTH FRANKLIN 625
  Room/suite
City or town
CHICAGO
State or province
IL
Country  
ZIP or foreign postal code
60606
A Employer identification number

26-0450497
B Telephone number (see instructions)

3129602524
C
G Check all that apply:

D 1. Foreign organizations, check here.............
2. Foreign organizations meeting the 85%
test, check here and attach computation ...
E
H Check type of organization:
F
I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)$32,552,706J Accounting method:
 
(Part I, column (d) must be on cash basis.)
Part I Analysis of Revenue and Expenses (The total of amounts in columns (b), (c), and (d) may not necessarily equal the amounts in column (a) (see instructions).) (a) Revenue and
expenses per
books 		(b) Net investment
income 		(c) Adjusted net
income 		(d) Disbursements
for charitable
purposes
(cash basis only)
Revenue 1 Contributions, gifts, grants, etc., received (attach schedule) 30,000,000
2 Check .................
3 Interest on savings and temporary cash investments 113 113  
4 Dividends and interest from securities... 1,091,853 1,092,121  
5a Gross rents............      
b Net rental income or (loss)  
6a Net gain or (loss) from sale of assets not on line 10 200,022
b Gross sales price for all assets on line 6a 354,170
7 Capital gain net income (from Part IV, line 2)... 200,022
8 Net short-term capital gain.........  
9 Income modifications........... 1,000
10a Gross sales less returns and allowances  
b Less: Cost of goods sold....  
c Gross profit or (loss) (attach schedule).....    
11 Other income (attach schedule).......      
12 Total. Add lines 1 through 11........ 31,291,988 1,292,256 1,000
Operating and Administrative Expenses 13 Compensation of officers, directors, trustees, etc. 0 0   0
14 Other employee salaries and wages......        
15 Pension plans, employee benefits.......        
16a Legal fees (attach schedule)......... Click to see attachment
List of Attached Documents:
// Content
3,556 1,778   1,778
b Accounting fees (attach schedule).......        
c Other professional fees (attach schedule)....        
17 Interest...............        
18 Taxes (attach schedule) (see instructions)... Click to see attachment
List of Attached Documents:
// Content
3,536 36   0
19 Depreciation (attach schedule) and depletion...      
20 Occupancy..............        
21 Travel, conferences, and meetings.......        
22 Printing and publications..........        
23 Other expenses (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
7,436 7,410   26
24 Total operating and administrative expenses.
Add lines 13 through 23.......... 14,528 9,224   1,804
25 Contributions, gifts, grants paid....... 2,532,000 2,007,000
26 Total expenses and disbursements. Add lines 24 and 25 ................ 2,546,528 9,224   2,008,804
27 Subtract line 26 from line 12:
a Excess of revenue over expenses and disbursements 28,745,460
b Net investment income (if negative, enter -0-) 1,283,032
c Adjusted net income (if negative, enter -0-)... 1,000
For Paperwork Reduction Act Notice, see instructions.
Cat. No. 11289X Form 990-PF (2025)
Form 990-PF (2025)
Page 2
Part II Balance Sheets Attached schedules and amounts in the description column
should be for end-of-year amounts only. (See instructions.) 		Beginning of year End of year
(a) Book Value (b) Book Value (c) Fair Market Value
Assets 1 Cash—non-interest-bearing............. 52,499 29,100,373 29,100,373
2 Savings and temporary cash investments.........      
3 Accounts receivable 10,833
Less: allowance for doubtful accounts   8,333 10,833 10,833
4 Pledges receivable  
Less: allowance for doubtful accounts        
5 Grants receivable.................      
6 Receivables due from officers, directors, trustees, and other
disqualified persons (attach schedule) (see instructions).....      
7 Other notes and loans receivable (attach schedule)  
Less: allowance for doubtful accounts        
8 Inventories for sale or use..............      
9 Prepaid expenses and deferred charges..........      
10a Investments—U.S. and state government obligations (attach schedule)      
b Investments—corporate stock (attach schedule).......      
c Investments—corporate bonds (attach schedule).......      
11 Investments—land, buildings, and equipment: basis  
Less: accumulated depreciation (attach schedule)        
12 Investments—mortgage loans.............      
13 Investments—other (attach schedule).......... 3,006,625 Click to see attachment
List of Attached Documents:
// Content
3,227,711 		3,441,500
14 Land, buildings, and equipment: basis  
Less: accumulated depreciation (attach schedule)        
15 Other assets (describe )      
16 Total assets (to be completed by all filers—see the
instructions. Also, see page 1, item I) 3,067,457 32,338,917 32,552,706
Liabilities 17 Accounts payable and accrued expenses..........    
18 Grants payable................. 50,000 575,000
19 Deferred revenue.................    
20 Loans from officers, directors, trustees, and other disqualified persons    
21 Mortgages and other notes payable (attach schedule)......    
22 Other liabilities (describe )    
23 Total liabilities (add lines 17 through 22)......... 50,000 575,000
Net Assets or Fund Balances Foundations that follow FASB ASC 958, check here
and complete lines 24, 25, 29 and 30.
24 Net assets without donor restrictions...........    
25 Net assets with donor restrictions............    
Foundations that do not follow FASB ASC 958, check here
and complete lines 26 through 30.
26 Capital stock, trust principal, or current funds........ 6,216,218 6,216,218
27 Paid-in or capital surplus, or land, bldg., and equipment fund 0 0
28 Retained earnings, accumulated income, endowment, or other funds -3,198,761 25,547,699
29 Total net assets or fund balances (see instructions)..... 3,017,457 31,763,917
30 Total liabilities and net assets/fund balances (see instructions). 3,067,457 32,338,917
Part III
Analysis of Changes in Net Assets or Fund Balances
1
Total net assets or fund balances at beginning of year—Part II, column (a), line 29 (must agree with end-of-year figure reported on prior year’s return) ...............
1
3,017,457
2
Enter amount from Part I, line 27a .....................
2
28,745,460
3
Other increases not included in line 2 (itemize) Click to see attachment
List of Attached Documents:
// Content
3
1,000
4
Add lines 1, 2, and 3 ..........................
4
31,763,917
5
Decreases not included in line 2 (itemize)
5
0
6
Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, line 29, column (b) ..
6
31,763,917
Form 990-PF (2025)
Form 990-PF (2025)
Page 3
Part IV
Capital Gains and Losses for Tax on Investment Income
(a) List and describe the kind(s) of property sold (e.g., real estate,
2-story brick warehouse; or common stock, 200 shs. MLC Co.)		 (b)
How acquired
P—Purchase
D—Donation 		(c)
Date acquired
(mo., day, yr.) 		(d)
Date sold
(mo., day, yr.)
1 a PUBLICLY TRADED SECURITIES      
b CAPITAL GAINS DIVIDENDS P    
c
d
e
(e)
Gross sales price 		(f)
Depreciation allowed
(or allowable) 		(g)
Cost or other basis
plus expense of sale 		(h)
Gain or (loss)
(e) plus (f) minus (g)
a 182,949   154,148 28,801
b 171,221     171,221
c
d
e
Complete only for assets showing gain in column (h) and owned by the foundation on 12/31/69 (l)
Gains (Col. (h) gain minus
col. (k), but not less than -0-) or
Losses (from col.(h))
(i)
F.M.V. as of 12/31/69 		(j)
Adjusted basis
as of 12/31/69 		(k)
Excess of col. (i)
over col. (j), if any
a       28,801
b       171,221
c
d
e
2 Capital gain net income or (net capital loss) Bracket If gain, also enter in Part I, line 7
If (loss), enter -0- in Part I, line 7		 Bracket 2 200,022
3 Net short-term capital gain or (loss) as defined in sections 1222(5) and (6):
If gain, also enter in Part I, line 8, column (c) (see instructions). If (loss), enter -0-
in Part I, line 8 ......................... 		Bracket 3  
Part V
Excise Tax Based on Investment Income (Section 4940(a), 4940(b), 4940(e), or 4948—see instructions)
1a Exempt operating foundations described in section 4940(d)(2), check here and enter “N/A" on line 1. Bracket for line 1a
Date of ruling or determination letter:   (attach copy of letter if necessary–see instructions) 1 17,834
b All other domestic foundations enter 1.39% (0.0139) of line 27b. Exempt foreign organizations enter 4% (0.04) of Part I, line 12, col. (b)
2 Tax under section 511 (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-) 2 0
3 Add lines 1 and 2........................... 3 17,834
4 Subtitle A (income) tax (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-) 4 0
5 Tax based on investment income. Subtract line 4 from line 3. If zero or less, enter -0- ..... 5 17,834
6 Credits/Payments:
a 2025 estimated tax payments and 2024 overpayment credited to 2025 6a 4,996
b Exempt foreign organizations—tax withheld at source...... 6b 0
c Tax paid with application for extension of time to file (Form 8868)... 6c 20,000
d Backup withholding erroneously withheld .......... 6d 0
7 Total credits and payments. Add lines 6a through 6d.............. 7 24,996
8 Enter any penalty for underpayment of estimated tax. Check here if Form 2220 is attached. 8 0
9 Tax due. If the total of lines 5 and 8 is more than line 7, enter amount owed....... 9  
10 Overpayment. If line 7 is more than the total of lines 5 and 8, enter the amount overpaid... 10 7,162
11 Enter the amount of line 10 to be: Credited to 2026 estimated tax7,162 Refunded 11 0
For Refunded amount, also complete and attach Form 8050. See instructions.
Form 990-PF (2025)
Form 990-PF (2025)
Page 4
Part VI-A
Statements Regarding Activities
1a
During the tax year, did the foundation attempt to influence any national, state, or local legislation or did
Yes
No
it participate or intervene in any political campaign? ....................
1a
 
No
b
Did it spend more than $100 during the year (either directly or indirectly) for political purposes? See the instructions
for the definition.................................
1b
 
No
If the answer is "Yes" to 1a or 1b, attach a detailed description of the activities and copies of any materials
published or distributed by the foundation in connection with the activities.
c
Did the foundation file Form 1120-POL for this year?.....................
1c
 
No
d
Enter the amount (if any) of tax on political expenditures (section 4955) imposed during the year:
(1) On the foundation. $ 0(2) On foundation managers.$ 0
e
Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed
on foundation managers.$ 0
2
Has the foundation engaged in any activities that have not previously been reported to the IRS?.......
2
 
No
If "Yes," attach a detailed description of the activities.
3
Has the foundation made any changes, not previously reported to the IRS, in its governing instrument, articles
of incorporation, or bylaws, or other similar instruments? If "Yes," attach a conformed copy of the changes....
3
 
No
4a
Did the foundation have unrelated business gross income of $1,000 or more during the year?.........
4a
 
No
b
If "Yes," has it filed a tax return on Form 990-T for this year?...................
4b
 
 
5
Was there a liquidation, termination, dissolution, or substantial contraction during the year?.........
5
 
No
If "Yes," attach the statement required by General Instruction T.
6
Are the requirements of section 508(e) (relating to sections 4941 through 4945) satisfied either:
round bullet By language in the governing instrument, or
round bullet By state legislation that effectively amends the governing instrument so that no mandatory directions
that conflict with the state law remain in the governing instrument? ................
6
Yes
 
7
Did the foundation have at least $5,000 in assets at any time during the year? If "Yes," complete Part II, col. (c),
and Part XIV..................................
7
Yes
 
8a
Enter the states to which the foundation reports or with which it is registered (see instructions)
IL
b
If the answer is "Yes" to line 7, has the foundation furnished a copy of Form 990-PF to the Attorney
General (or designate) of each state as required by General Instruction G? If "No," attach explanation .
8b
Yes
 
9
Is the foundation claiming status as a private operating foundation within the meaning of section 4942(j)(3)
or 4942(j)(5) for calendar year 2025 or the taxable year beginning in 2025? See the instructions for Part XIII.
If "Yes," complete Part XIII .............................
9
 
No
10
Did any persons become substantial contributors during the tax year? If "Yes," attach a schedule listing their names
and addresses. Click to see attachment
List of Attached Documents:
// Content
...............................
10
Yes
 
11
At any time during the year, did the foundation, directly or indirectly, own a controlled entity within the
meaning of section 512(b)(13)? If "Yes," attach schedule. See instructions .............
11
 
No
12
Did the foundation make a distribution to a donor advised fund over which the foundation or a disqualified person had
advisory privileges? If "Yes," attach statement. See instructions.................
12
 
No
13
Did the foundation comply with the public inspection requirements for its annual returns and exemption application?
13
Yes
 
Website addressN/A
14
The books are in care ofROBERT TRATTNER Telephone no. (312) 960-2517

Located at1 NORTH FRANKLIN SUITE 625CHICAGOIL ZIP+460606
15
Section 4947(a)(1) nonexempt charitable trusts filing Form 990-PF in lieu of Form 1041 —check here .........
and enter the amount of tax-exempt interest received or accrued during the year ........
15
 
16 At any time during calendar year 2025, did the foundation have an interest in or a signature or other authority over YesNo
a bank, securities, or other financial account in a foreign country? .................
16   No
See the instructions for exceptions and filing requirements for FinCEN Form 114. If "Yes", enter the name of the foreign
country
Form 990-PF (2025)
Form 990-PF (2025)
Page 5
Part VI-B
Statements Regarding Activities for Which Form 4720 May Be Required
File Form 4720 if any item is checked in the "Yes" column, unless an exception applies.
Yes
No
1a
During the year did the foundation (either directly or indirectly):
(1) Engage in the sale or exchange, or leasing of property with a disqualified person? ...........
1a(1)
 
No
(2) Borrow money from, lend money to, or otherwise extend credit to (or accept it from)
a disqualified person? ..............................
1a(2)
 
No
(3) Furnish goods, services, or facilities to (or accept them from) a disqualified person? ...........
1a(3)
 
No
(4) Pay compensation to, or pay or reimburse the expenses of, a disqualified person? ............
1a(4)
 
No
(5) Transfer any income or assets to a disqualified person (or make any of either available
for the benefit or use of a disqualified person)? ......................
1a(5)
 
No
(6) Agree to pay money or property to a government official? (Exception. Check "No"
if the foundation agreed to make a grant to or to employ the official for a period
after termination of government service, if terminating within 90 days.) ...............
1a(6)
 
No
b
If any answer is "Yes" to 1a(1)–(6), did any of the acts fail to qualify under the exceptions described in Regulations
section 53.4941(d)-3 or in a current notice regarding disaster assistance? See instructions ..........
1b
 
 
c
Organizations relying on a current notice regarding disaster assistance check here ........
d
Did the foundation engage in a prior year in any of the acts described in 1a, other than excepted acts,
that were not corrected before the first day of the tax year beginning in 2025? .............
1d
 
No
2
Taxes on failure to distribute income (section 4942) (does not apply for years the foundation was a private
operating foundation defined in section 4942(j)(3) or 4942(j)(5)):
a
At the end of tax year 2025, did the foundation have any undistributed income (Part XII, lines 6d
and 6e) for tax year(s) beginning before 2025?....................
2a
 
No
If "Yes," list the years 20, 20, 20, 20
b
Are there any years listed in 2a for which the foundation is not applying the provisions of section 4942(a)(2)
(relating to incorrect valuation of assets) to the year’s undistributed income? (If applying section 4942(a)(2)
to all years listed, answer "No" and attach statement—see instructions.) ..............
2b
 
 
c
If the provisions of section 4942(a)(2) are being applied to any of the years listed in 2a, list the years here.
20, 20, 20, 20
3a
Did the foundation hold more than a 2% direct or indirect interest in any business enterprise at
any time during the year? ..............................
3a
 
No
b
If "Yes," did it have excess business holdings in 2025 as a result of (1) any purchase by the foundation
or disqualified persons after May 26, 1969; (2) the lapse of the 5-year period (or longer period approved
by the Commissioner under section 4943(c)(7)) to dispose of holdings acquired by gift or bequest; or (3)
the lapse of the 10-, 15-, or 20-year first phase holding period? (Use Form 4720, Schedule C, to determine
if the foundation had excess business holdings in 2025.).....................
3b
 
 
4a
Did the foundation invest during the year any amount in a manner that would jeopardize its charitable purposes?
4a
 
No
b
Did the foundation make any investment in a prior year (but after December 31, 1969) that could jeopardize its
charitable purpose that had not been removed from jeopardy before the first day of the tax year beginning in 2025? ..
4b
 
No
Form 990-PF (2025)
Form 990-PF (2025)
Page 6
Part VI-B
Statements Regarding Activities for Which Form 4720 May Be Required (continued)
5a
During the year did the foundation pay or incur any amount to:
Yes
No
(1) Carry on propaganda, or otherwise attempt to influence legislation (section 4945(e))? ..........
5a(1)
 
No
(2) Influence the outcome of any specific public election (see section 4955); or to carry
on, directly or indirectly, any voter registration drive? ....................
5a(2)
 
No
(3) Provide a grant to an individual for travel, study, or other similar purposes? .............
5a(3)
 
No
(4) Provide a grant to an organization other than a charitable, etc., organization described
in section 4945(d)(4)(A)? See instructions ........................
5a(4)
 
No
(5) Provide for any purpose other than religious, charitable, scientific, literary, or
educational purposes, or for the prevention of cruelty to children or animals? .............
5a(5)
 
No
b
If any answer is "Yes" to 5a(1)–(5), did any of the transactions fail to qualify under the exceptions described in
Regulations section 53.4945 or in a current notice regarding disaster assistance? See instructions ........
5b
 
 
c
Organizations relying on a current notice regarding disaster assistance check .........
d
If the answer is "Yes" to question 5a(4), does the foundation claim exemption from the
tax because it maintained expenditure responsibility for the grant? .................
5d
 
 
If "Yes," attach the statement required by Regulations section 53.4945–5(d).
6a
Did the foundation, during the year, receive any funds, directly or indirectly, to pay premiums on
a personal benefit contract? .............................
6a
 
No
b
Did the foundation, during the year, pay premiums, directly or indirectly, on a personal benefit contract? ....
6b
 
No
If "Yes" to 6b, file Form 8870.
7a
At any time during the tax year, was the foundation a party to a prohibited tax shelter transaction?
7a
 
No
b
If "Yes", did the foundation receive any proceeds or have any net income attributable to the transaction? .....
7b
 
 
8
Is the foundation subject to the section 4960 tax on payment(s) of more than $1,000,000 in remuneration or
excess parachute payment during the year? .........................
8
 
No
Part VII
Information About Officers, Directors, Trustees, Foundation Managers, Highly Paid Employees,
and Contractors
1 List all officers, directors, trustees, foundation managers and their compensation. See instructions
(a) Name and address (b) Title, and average
hours per week
devoted to position 		(c) Compensation
 (If not paid, enter
-0-) 		(d) Contributions to employee benefit plans and deferred compensation (e) Expense account,
other allowances
JOHN BUCKSBAUM PRESIDENT/DIRECTOR
1.00 		0 0 0
C/O MB INVESTMENTS LLC 1 NORTH
FRANKLIN SUITE 625
CHICAGO,IL60606
JACOLYN BUCKSBAUM VICE PRESIENT/DIRECTOR
1.00 		0 0 0
C/O MB INVESTMENTS LLC 1 NORTH
FRANKLIN SUITE 625
CHICAGO,IL60606
JAMES RISWOLD DIRECTOR
1.00 		0 0 0
C/O MB INVESTMENTS LLC 1 NORTH
FRANKLIN SUITE 625
CHICAGO,IL60606
ROBERT TRATTNER TREASURER/SECRETARY
1.00 		0 0 0
C/O MB INVESTMENTS LLC 1 NORTH
FRANKLIN SUITE 625
CHICAGO,IL60606
2 Compensation of five highest-paid employees (other than those included on line 1—see instructions). If none, enter “NONE."
(a) Name and address of each employee paid more than $50,000 (b) Title, and average
hours per week
devoted to position 		(c) Compensation (d) Contributions to
employee benefit
plans and deferred
compensation 		(e) Expense account,
other allowances
NONE
Total number of other employees paid over $50,000................... 0
Form 990-PF (2025)
Form 990-PF (2025)
Page 7
Part VII
Information About Officers, Directors, Trustees, Foundation Managers, Highly Paid Employees,
and Contractors (continued)
3 Five highest-paid independent contractors for professional services (see instructions). If none, enter "NONE".
(a) Name and address of each person paid more than $50,000 (b) Type of service (c) Compensation
NONE
Total number of others receiving over $50,000 for professional services.............right arrow0
Part VIII-A
Summary of Direct Charitable Activities
List the foundation’s four largest direct charitable activities during the tax year. Include relevant statistical information such as the number of organizations and other beneficiaries served, conferences convened, research papers produced, etc. Expenses
1  
2  
3  
4  
Part VIII-B
Summary of Program-Related Investments (see instructions)
Describe the two largest program-related investments made by the foundation during the tax year on lines 1 and 2. Amount
1 NONE 0
2  
All other program-related investments. See instructions.
3 Click to see attachment
List of Attached Documents:
// Content
0
Total. Add lines 1 through 3.........................0
Form 990-PF (2025)
Form 990-PF (2025)
Page 8
Part IX
Minimum Investment Return (All domestic foundations must complete this part. Foreign foundations, see instructions.)
1
Fair market value of assets not used (or held for use) directly in carrying out charitable, etc.,
purposes:
a
Average monthly fair market value of securities...................
1a
3,339,488
b
Average of monthly cash balances.......................
1b
24,810,789
c
Fair market value of all other assets (see instructions)................
1c
8,333
d
Total (add lines 1a, 1b, and 1c).......................
1d
28,158,610
e
Reduction claimed for blockage or other factors reported on lines 1a and
1c (attach detailed explanation) .............
1e
0
2
Acquisition indebtedness applicable to line 1 assets..................
2
0
3
Subtract line 2 from line 1d.........................
3
28,158,610
4
Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see
instructions) .............................
4
422,379
5
Net value of noncharitable-use assets. Subtract line 4 from line 3. ............
5
27,736,231
6
Minimum investment return. Enter 5% (0.05) of line 5 ................
6
1,386,812
Part X
Distributable Amount (see instructions) (Section 4942(j)(3) and (j)(5) private operating foundations and certain foreign organizations check here and do not complete this part.)
1
Minimum investment return from Part IX, line 6..................
1
1,386,812
2a
Tax on investment income for 2025 from Part V, line 5 .......
2a
17,834
b
Income tax for 2025. (This does not include the tax from Part V.) ...
2b
 
c
Add lines 2a and 2b............................
2c
17,834
3
Distributable amount before adjustments. Subtract line 2c from line 1............
3
1,368,978
4
Recoveries of amounts treated as qualifying distributions................
4
1,000
5
Add lines 3 and 4............................
5
1,369,978
6
Deduction from distributable amount (see instructions) .................
6
0
7
Distributable amount as adjusted. Subtract line 6 from line 5. Enter here and on Part XII, line 1 ...
7
1,369,978
Part XI
Qualifying Distributions (see instructions)
1
Amounts paid (including administrative expenses) to accomplish charitable, etc., purposes:
a
Expenses, contributions, gifts, etc.—total from Part I, line 26, column (d) ..........
1a
2,008,804
b
Program-related investments—total from Part VIII-B..................
1b
0
2
Amounts paid to acquire assets used (or held for use) directly in carrying out charitable, etc.,
purposes...............................
2
 
3
Amounts set aside for specific charitable projects that satisfy the:
a
Suitability test (prior IRS approval required)....................
3a
 
b
Cash distribution test (attach the required schedule) .................
3b
 
4
Qualifying distributions. Add lines 1a through 3b. Enter here and on Part XII, line 4. .......
4
2,008,804
Form 990-PF (2025)
Form 990-PF (2025)
Page 9
Part XII
Undistributed Income (see instructions)
(a)
Corpus 		(b)
Years prior to 2024 		(c)
2024 		(d)
2025
1 Distributable amount for 2025 from Part X, line 7 1,369,978
2 Undistributed income, if any, as of the end of 2025:
a Enter amount for 2024 only....... 0
b Total for prior years:20 , 20, 20 0
3 Excess distributions carryover, if any, to 2025:
a From 2020...... 962,081
b From 2021...... 796,800
c From 2022...... 2,119,154
d From 2023...... 1,500,668
e From 2024...... 754,727
f Total of lines 3a through e ........ 6,133,430
4Qualifying distributions for 2025 from Part
XI, line 4: $ 2,008,804
a Applied to 2024, but not more than line 2a 0
b Applied to undistributed income of prior years
(Election required—see instructions) ..... 		0
c Treated as distributions out of corpus (Election
required—see instructions) ........ 		0
d Applied to 2025 distributable amount..... 1,369,978
e Remaining amount distributed out of corpus 638,826
5 Excess distributions carryover applied to 2025. 0 0
(If an amount appears in column (d), the
same amount must be shown in column (a).)
6Enter the net total of each column as
indicated below:
a Corpus. Add lines 3f, 4c, and 4e. Subtract line 5 6,772,256
b Prior years’ undistributed income. Subtract
line 4b from line 2b .......... 		0
c Enter the amount of prior years’ undistributed
income for which a notice of deficiency has
been issued, or on which the section 4942(a)
tax has been previously assessed...... 		0
d Subtract line 6c from line 6b. Taxable amount
—see instructions ........... 		0
e Undistributed income for 2024. Subtract line
4a from line 2a. Taxable amount—see
instructions ............. 		0
f Undistributed income for 2025. Subtract
lines 4d and 5 from line 1. This amount must
be distributed in 2026 .......... 		0
7 Amounts treated as distributions out of
corpus to satisfy requirements imposed by
section 170(b)(1)(F) or 4942(g)(3) (Election may
be required - see instructions) ....... 		0
8 Excess distributions carryover from 2020 not
applied on line 5 or line 7 (see instructions) ... 		962,081
9 Excess distributions carryover to 2026.
Subtract lines 7 and 8 from line 6a ...... 		5,810,175
10 Analysis of line 9:
a Excess from 2021 .... 796,800
b Excess from 2022 .... 2,119,154
c Excess from 2023 .... 1,500,668
d Excess from 2024 .... 754,727
e Excess from 2025 .... 638,826
Form 990-PF (2025)
Form 990-PF (2025)
Page 10
Part XIII
Private Operating Foundations (see instructions and Part VI-A, question 9)
1a If the foundation has received a ruling or determination letter that it is a private operating
foundation, and the ruling is effective for 2025, enter the date of the ruling ......
 
b Check box to indicate whether the organization is a private operating foundation described in section or
2a Enter the lesser of the adjusted net
income from Part I or the minimum
investment return from Part IX for each
year listed .......... 		Tax year Prior 3 years (e) Total
(a) 2025 (b) 2024 (c) 2023 (d) 2022
         
b 85% (0.85) of line 2a .......          
c Qualifying distributions from Part XI,
line 4 for each year listed ..... 		         
d Amounts included in line 2c not used directly
for active conduct of exempt activities .......... 		         
e Qualifying distributions made directly
for active conduct of exempt activities.
Subtract line 2d from line 2c .... 		         
3 Complete 3a, 3b, or 3c for the
alternative test relied upon:
a “Assets" alternative test—enter:
(1) Value of all assets ......          
(2) Value of assets qualifying
under section 4942(j)(3)(B)(i)		          
b “Endowment" alternative test— enter 2/3
of minimum investment return shown in
Part IX, line 6 for each year listed .. 		         
c “Support" alternative test—enter:
(1) Total support other than gross
investment income (interest,
dividends, rents, payments
on securities loans (section
512(a)(5)), or royalties) .... 		         
(2) Support from general public
and 5 or more exempt
organizations as provided in
section 4942(j)(3)(B)(iii).... 		         
(3) Largest amount of support
from an exempt organization		          
(4) Gross investment income          
Part XIV
Supplementary Information (Complete this part only if the foundation had $5,000 or more in
assets at any time during the year—see instructions.)
1Information Regarding Foundation Managers:
aList any managers of the foundation who have contributed more than 2% of the total contributions received by the foundation
before the close of any tax year (but only if they have contributed more than $5,000). (See section 507(d)(2).)
JOHN BUCKSBAUM
JACOLYN BUCKSBAUM
bList any managers of the foundation who own 10% or more of the stock of a corporation (or an equally large portion of the
ownership of a partnership or other entity) of which the foundation has a 10% or greater interest.
2Information Regarding Contribution, Grant, Gift, Loan, Scholarship, etc., Programs:
Check here if the foundation only makes contributions to preselected charitable organizations and does not accept
unsolicited requests for funds. If the foundation makes gifts, grants, etc. to individuals or organizations under
other conditions, complete items 2a, 2b, 2c, and 2d. See instructions
aThe name, address, and telephone number or email address of the person to whom applications should be addressed:
bThe form in which applications should be submitted and information and materials they should include:
cAny submission deadlines:
dAny restrictions or limitations on awards, such as by geographical areas, charitable fields, kinds of institutions, or other
factors:
Form 990-PF (2025)
Form 990-PF (2025)
Page 11
Part XIV
Supplementary Information (continued)
3 Grants and Contributions Paid During the Year or Approved for Future Payment
Recipient If recipient is an individual,
show any relationship to
any foundation manager
or substantial contributor
 Foundation
status of
recipient 		Purpose of grant or
contribution 		Amount
Name and address (home or business)
aPaid during the year

A THOUSAND SUMMERS (JACF)

1420 N OGDEN ST
DENVER,CO80218 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 13,000

ABRAHAM INITIATIVES

1460 BROADWAY
NEW YORK,NY10036 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ACTIVE TRANSPORTATION ALLIANCE

35 EAST WACKER DRIVE SUITE 1782
CHICAGO,IL60601 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

ACTORS TRAINING CENTER

1159 WILMETT AVE SUITE 8
WILMETTE,IL60091 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

AMERICAN JEWISH COMMITTEE

165 EAST 56TH STREET
NEW YORK,NY10022 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 50,000

AMERICAN JEWISH WORLD SERVICE

45 WEST 36TH STREET
NEW YORK,NY10018 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

AMERICAN RED CROSS

430 17TH STREET NW
WASHINGTON,DC20006 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ANDERSON RANCH ARTS CENTER

5263 OWL CREEK ROAD
SNOWMASS VILLAGE,CO81615 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

ANTI-DEFAMATION LEAGUE

605 THIRD AVENUE
NEW YORK,NY10158 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ARCO FOUNDATION

104 MEADOW RD
EDWARDS,CO81632 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ASPEN ALPINE CLUB INC

PO BOX 10671
ASPEN,CO81612 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 15,000

ASPEN CENTER FOR ENVIRONMENTAL STUDIES

100 PUPPY SMITH STREET
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 20,000

ASPEN DAILY NEWS - TINY NEWS COLLECTIVE

625 E MAIN ST
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ASPEN FILM

110 EAST HALLAM SUITE 103
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 800

ASPEN FIRE HONOR GUARD

420 E HOPKINS AVE
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ASPEN HALL OF FAME

PO BOX 510
ASPEN,CO81612 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

ASPEN HISTORICAL SOCIETY

620 WEST BLEEKER
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 6,000

ASPEN INSTITUTE

110 E HALLAM ST STE 116
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ASPEN JEWISH CONGREGATION

77 MEADOWOOD DRIVE
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ASPEN JOURNALISM

1280 UTE AVENUE SUITE 9
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

ASPEN MUSIC FESTIVAL & SCHOOL

225 MUSIC FESTIVAL SCHOOL
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 9,000

ASPEN PUBLIC RADO

110 E HALLAM ST STE 116
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

ASPEN SANTA FE BALLET

245 SAGE WAY
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

ASPEN VALLEY LAND TRUST

320 MAIN STREET SUITE 204
CARBONDALE,CO81623 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

ASPEN VALLEY SKI & SNOWBOARD CLUB

300 AVSC DRIVE
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 166,000

ASPEN YOUTH CENTER

861 MAROON CREEK RD
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

BEST BUDDIES INTERNATIONAL

100 SE 2ND ST SUITE 2200
MIAMI,FL33131 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

BETTER GOVERNMENT ASSOCIATION

223 W JACKSON BLVD 300
CHICAGO,IL60606 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

BICYCLE COLORADO

1525 MARKET STREET SUITE 100
DENVER,CO80202 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

BIKE LANE UPRISING

7101 S CENTRAL AVENUE 1542
LOS ANGELES,CA90001 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

BRAIN RESEARCH FOUNDATION

111 W WASHINGTON ST SUITE 1460
CHICAGO,IL60602 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

BREAKTHROUGH T1D

PO BOX 5042
HAGERSTOWN,MD21741 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 4,500

BULAMU HEALTHCARE

1933 WAVERLY STREET
PALO ALTO,CA94301 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 16,000

CENTER FOR PUBLIC INTEREST RESEARCH

3435 WILLSHIRE BLVD SUITE 380
LOS ANGELES,CA90010 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

CHALLENGE ASPEN

PO BOX 6639
SNOWMASS VILLAGE,CO81615 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

CHIARTS FOUNDATION

PO BOX 772076
CHICAGO,IL60677 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

CHICAGO CARES INC

1200 W 35TH ST
CHICAGO,IL60609 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

CHICAGO CHILDREN'S MUSEUM

700 EAST GRAND AVENUE SUITE 127
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 250

CHICAGO HUMANITIES

500 N DEARBORN STREET STE 825
CHICAGO,IL60654 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

CHICAGO LOOP SYNAGOGUE

16 S CLARK STREET
CHICAGO,IL60603 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 200

CHICAGO PUBLIC MEDIA

848 EAST GRAND AVE
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

CHICAGO UNITED CYCLING CLUB

300 E RANDOLPH ST SUITE 40
CHICAGO,IL60601 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

CHICAGOLAND CHAMBER OF COMMERCE

410 NORTH MICHIGAN AVE
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,000

CHRIS KLUG FOUNDATION

110 E HALLAM ST STE 119
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

CINEMA CHICAGO

212 W VAN BUREN STREET SUITE 400
CHICAGO,IL60607 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 55,000

CITY YEAR INC

287 COLUMBUS AVE
BOSTON,MA02116 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

CIVIC COUNSULTING ALLIANCE

190 S LASALLE ST 39TH FL
CHICAGO,IL60603 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 40,000

COLLEGE POSSIBLE

755 PRIOR AVE N STE 210
SAINT PAUL,MN55104 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

COMMUNITY PARTNERS FOR AFFORDABLE HOUSING

800 S MILWAUKEE AVENUE SUITE 201
LIBERTYVILLE,IL60048 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

CONGREGATION LIGHT OF ISRAEL

1675 MONROE AVENUE
ROCHESTER,NY14618 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

CONSERVATION LANDS FOUNDATION

835 E 2ND AVE 314
DURANGO,CO81301 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

DALLAS HOLOCAUST AND HUMAN RIGHTS MUSEUM

300 N HOUSTON ST
DALLAS,TX75202 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ERIKSON INSTITUTE

451 NORTH LASALLE STREET
CHICAGO,IL60654 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

EXPERIMENTAL STATION

6100 S BLACKSTONE AVE
CHICAGO,IL60637 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

EXPLORE BOOKSELLERS

221 EAST MAIN STREET
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

FELDMAN FAMILY FOUNDATION

PO BOX 577
HIGHLAND PARK,IL60035 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

FULCRUM POINT NEW MUSIC PROJECT

1235A NORTH CLYBOURN AVENUE SUITE
135
CHICAGO,IL60610 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

GREATER CHICAGO FOOD DEPOSITORY

4100 WEST ANN LURIE PLACE
CHICAGO,IL60632 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

HIGH JUMP

820 W JACKSON BLVD SUITE 310
CHICAGO,IL60607 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 7,500

INDEPENDENCE PASS FOUNDATION

PO BOX 1700
ASPEN,CO81612 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 16,000

INTERNATIONAL SKIING HISTORY ASSOCIATION

PO BOX 1064
MANCHESTER CENTER,VT05255 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

ISRAEL PARASPORT CENTER

ONE NORTHFIELD PLAZA SUITE 300
NORTHFIELD,IL60093 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,800

JCC CHICAGO CAMP CHI

3050 WOODRIDGE LANE
NORTHBROOK,IL60062 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

JCC ROCHESTER

1200 EDGEWOOD AVENUE
ROCHESTER,NY14618 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

JEWISH FEDERATION OF GREATER DES MOINES

33158 UTE AVENUE
WAUKEE,IA50263 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

JEWISH HOME FOUNDATION

2021 WINTON ROAD SOUTH
ROCHESTER,NY14618 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

JOHN G SHEDD ACQUARIUM

1200 S LAKE SHORE DR
CHICAGO,IL60606 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

JUNIOR CYCLING PROJECT

15600 MORRISON ROAD
MORRISON,CO80112 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,500

KENNETH C GRIFFIN MUSEUM OF SCIENCE AND INDUSTRY

5700 S DUSABLE LAKE SHORE DRIVE
CHICAGO,IL60637 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

LA JOLLA PLAYHOUSE

PO BOX 12039
LA JOLLA,CA92039 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

LANDMARKS ILLINOIS

30 NORTH MICHIGAN AVE SUITE 2020
CHICAGO,IL60602 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

LINCOLN PARK ZOO

2001 NORTH CLARK STREET
CHICAGO,IL60614 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,000

LINCOLN PRESIDENTIAL FOUNDATION

520 S 8TH ST
SPRINGFIELD,IL62703 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

MENOMONEE CLUB

244 W WILLOW
CHICAGO,IL60642 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

MERCY HOME FOR BOYS & GIRLS

520 S 8TH ST
SPRINGFIELD,IL62703 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

MICHAEL TEOLIS SINGERS

2518 WEST COYLE AVENUE
CHICAGO,IL606453213 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

MOADON KOL CHADASH

2464 NORTH CLYBOURN AVENUE
CHICAGO,IL60614 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 28,000

MOUNTAIN RESCUE ASPEN INC

37925 HIGHWAY 82
ASPEN,CO81611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,750

MOVEMBER FOUNDATION

1616 17TH STREET
SANTA MONICA,CA90404 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 500

MUSCULAR DYSTROPHY ASSOCIATION

1016 W JACKSON BLVD SUITE 1073
CHICAGO,IL60607 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,000

MUSEUM OF CONTEMPORARY ART CHICAGO

220 EAST CHICAGO AVENUE
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

MUSEUM OF LANGUAGE ARTS

925 13TH STREET NORTHWEST ENTRANCE
ON K ST NW
WASHINGTON,DC20005 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 75,000

MUSO

PO BOX 103461
PASADENA,CA91189 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

NATIONAL PARK FOUNDATION

1500 K STREET NEW SUITE 700
WASHINGTON,DC20005 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

NAVY PIER

600 E GRAND AVENUE
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 12,000

NEIGHBORHOOD HOUSING SERVICES OF CHICAGO INC

1279 N MILLWAUKEE AVE 4TH FLOOR
CHICAGO,IL60622 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

NORDIC COMBINED USA

941 LINCOLN AVE SUITE 200 D
STEAMBOAT SPRINGS,CO80487 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 20,000

NORTHWESTERN MEMORIAL FOUNDATION

541 NORTH FAIRBANKS COURT SUITE 800
CHICAGO,IL60611 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 250

PELOTONIA

450 W BROAD STREET
COLUMBUS,OH43215 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

PENN STATE

150 SOUTH COLLEGE STREET
CARLISLE,PA17013 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 250

PEOPLEFORBIKES FOUNDATION

1911 11TH STREET SUITE 201
BOULDER,CO80302 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 25,000

PIONEER WORKS

159 PIONEER STREET
BROOKLYN,NY11231 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

PLANNED PARENTHOOD FEDERATION OF AMERICA

123 WILLIAM STREET 10TH FLOOR
NEW YORK,NY10038 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

PODIUM SOCIETY

2980 BEVERLY GLEN CIRCLE 202E
LOS ANGELES,CA90077 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 250,000

RAILS-TO-TRAILS CONSERVANCY

2445 M STREET NW SUITE 650
WASHINGTON,DC20037 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

RED BRIDGE EDUCATION

2265 THIRD STREET
SAN FRANCISCO,CA94107 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

REPRODUCTIVE FREEDOM FOR ALL

17325 EYE STREET NW SUITE 900
WASHINGTON,DC20006 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

RIDING ON INSULIN

PO BOX 1516
WHITEFISH,MT59937 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

ROARING FORK OUTDOOR VOLUNTEERS

520 S THIRD ST SUITE 32
CARBONDALE,CO81623 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 10,000

ROCHESTER INSTITUTE OF TECHNOLOGY

116 LOMB MEMORIAL DRIVE
ROCHESTER,NY146239932 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

ROCKY MOUNTAIN INSTITUTE

22830 TWO RIVERS ROAD
BASALT,CO81621 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

SNOWRIDERS INTERNATIONAL

1543 WAZEE ST
DENVER,CO80202 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

STEADMAN PHILLIPPON RESEARCH FOUNDATION

181 WEST MEADOW DRIVE SUITE 400
VAIL,CO81657 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

TEACH FOR AMERICA

25 BROADWAY 12TH FLOOR
NEW YORK,NY10004 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 17,500

TEMPLE SHOLOM OF CHICAGO

3480 NORTH LAKE SHORE DRIVE
CHICAGO,IL606572898 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 515,000

THE ARK

6450 N CALIFORNIA AVENUE
CHICAGO,IL60645 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

THE ART INSTITUTE OF CHICAGO

111 SOUTH MICHIGAN AVENUE
CHICAGO,IL60603 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,000

THE ARTS CAMPUS AT WILLITS (TACAW)

400 ROBINSON ST
BASALT,CO81621 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,200

THE BLOC CHICAGO

1345 NORTH KARLOV AVENUE
CHICAGO,IL60651 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

THE BREAKTHROUGH BOARD

6200 N HIAWATHA AVE SUITE 640
CHICAGO,IL60646 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

THE CHICAGO COUNCIL ON GLOBAL AFFAIRS

180 N STETSON AVENUE SUITE 1400
CHICAGO,IL60601 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

THE CIVIC FEDERATION

10 N DEARBORN STREET SUITE 800
CHICAGO,IL60602 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

THE FIELD MUSEUM

1400 SOUTH DUSABLE LAKESHORE DRIVE
CHICAGO,IL60605 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 35,000

THE GOLDIE INITIATIVE

485 HALF DAY ROAD SUITE 350
BUFFALO GROVE,IL60089 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

THE LEUKEMIA & LYMPHOMA SOCIETY BLOOD

3 INTERNATIONAL DRIVE SUITE 200
RYE BROOK,NY10573 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,000

THE PERFORMANCE ZONE INC

228 PARK AVE S SUITE 97217
NEW YORK,NY10003 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 40,000

THE RESURRECTION PROJECT

1805 SOUTH PAULINA
CHICAGO,IL60608 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 12,500

THE SALVATION ARMY

5040 N PULASKI ROAD
CHICAGO,IL60630 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 500

THE SEED FOUNDATION

1730 RHODE ISLAND AVENUE
WASHINGTON,DC20036 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

THE UNIVERSITY OF CHICAGO CELIAC DISEASE CENTER

130 E RANDOLPH STREET SUITE 2500
CHICAGO,IL60601 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 5,000

THODOS DANCE CHICAGO

1016 N DEARBORN ST
CHICAGO,IL60610 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,500

TOUR OF LAKE ELLYN FOUNDATION

601 GLEN ELLYN PLACE
GLEN ELLYN,IL60137 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,500

TRHS FOUNDATION

PO BOX 12087
DES MOINES,IA50312 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 1,000

US HOLOCAUST MEMORIAL MUSEUM

100 RAOUL WALLENBERG PLACE SW
WASHINGTON,DC200242126 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 50,000

US OLYMPIC AND PARALYMPIC FOUNDATION

1 OLYMPIC PLAZA
COLORADO SPRINGS,CO80909 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

US SKI & SNOWBOARD HALL OF FAME

PO BOX 191 610 PALMS AVENUE
ISHPEMING,MI49849 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 11,000

UNIVERSITY OF DENVER

2601 EAST COLORADO AVENUE
DENVER,CO80208 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 22,000

US SKI & SNOWBOARD TEAM FOUNDATION

610 PALMS AVE
ISHPEMING,MI49849 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 21,000

USA CYCLING FOUNDATION

210 USA CYCLING POINT SUITE 100
COLORADO SPRINGS,CO80919 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 75,000

WILDNERNESS WORKSHOP

PO BOX 1442
CARBONDALE,CO81623 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 3,000

WORKING BIKES

2434 S WESTERN AVENUE
CHICAGO,IL60608 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 2,500

WORLD BICYCLE RELIEF

1000 W FULTON MARKET 4TH FLOOR
CHICAGO,IL60607 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 30,000

WORLD CUP DREAMS FOUNDATION

PO BOX 248
KEENE,NY12942 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 20,000

WTTW CHANNEL 11

5400 NORTH ST LOUIS AVENUE
CHICAGO,IL60625 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 7,500
Total ................................. 3a 2,007,000
bApproved for future payment

CIVIC CONSULTING ALLIANCE
190 S LASALLE ST 39TH FL
CHICAGO,IL60603 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 75,000

TEMPLE SHOLOM OF CHICAGO
3480 NORTH LAKE SHORE DRIVE
CHICAGO,IL60657 		NONE   ALL CONTRIBUTIONS MADE FOR THE INTENT ESTABLISHED BY THE VARIOUS CHARITIES 500,000
Total ................................. 3b 575,000
Form 990-PF (2025)
Form 990-PF (2025)
Page 12
Part XV-A
Analysis of Income-Producing Activities
Enter gross amounts unless otherwise indicated. Unrelated business income Excluded by section 512, 513, or 514 (e)
Related or exempt
function income
(See instructions.)
1Program service revenue: (a)
Business code 		(b)
Amount 		(c)
Exclusion code 		(d)
Amount
a
b
c
d
e
f
gFees and contracts from government agencies          
2 Membership dues and assessments ....          
3 Interest on savings and temporary cash
investments ........... 		    14 113  
4 Dividends and interest from securities ....     14 1,091,853  
5 Net rental income or (loss) from real estate:
aDebt-financed property......          
bNot debt-financed property.....          
6 Net rental income or (loss) from personal property          
7 Other investment income .....          
8 Gain or (loss) from sales of assets other than
inventory ............ 		    18 200,022  
9 Net income or (loss) from special events:          
10 Gross profit or (loss) from sales of inventory          
11 Other revenue:
a
b
c
d
e
12 Subtotal. Add columns (b), (d), and (e) .. 0 1,291,988 0
13Total. Add line 12, columns (b), (d), and (e)..................
13
1,291,988
(See worksheet in line 13 instructions to verify calculations.)
Part XV-B
Relationship of Activities to the Accomplishment of Exempt Purposes
Line No.
DownArrow 		Explain below how each activity for which income is reported in column (e) of Part XV-A contributed importantly to
the accomplishment of the foundation’s exempt purposes (other than by providing funds for such purposes). (See
instructions.)
Form 990-PF (2025)
Form 990-PF (2025)
Page 13
Part XVI
Information Regarding Transfers To and Transactions and Relationships With Noncharitable Exempt Organizations
1
Did the organization directly or indirectly engage in any of the following with any other organization described in section 501(c) (other than section 501(c)(3) organizations) or in section 527, relating to political organizations?
Yes
No
a
Transfers from the reporting foundation to a noncharitable exempt organization of:
(1) Cash...................................
1a(1)
 
No
(2) Other assets.................................
1a(2)
 
No
b
Other transactions:
(1) Sales of assets to a noncharitable exempt organization....................
1b(1)
 
No
(2) Purchases of assets from a noncharitable exempt organization..................
1b(2)
 
No
(3) Rental of facilities, equipment, or other assets.......................
1b(3)
 
No
(4) Reimbursement arrangements...........................
1b(4)
 
No
(5) Loans or loan guarantees.............................
1b(5)
 
No
(6) Performance of services or membership or fundraising solicitations................
1b(6)
 
No
c
Sharing of facilities, equipment, mailing lists, other assets, or paid employees..............
1c
 
No
d
If the answer to any of the above is "Yes," complete the following schedule. Column (b) should always show the fair market value
of the goods, other assets, or services given by the reporting foundation. If the foundation received less than fair market value
in any transaction or sharing arrangement, show in column (d) the value of the goods, other assets, or services received.
(a) Line No. (b) Amount involved (c) Name of noncharitable exempt organization (d) Description of transfers, transactions, and sharing arrangements
2a
Is the foundation directly or indirectly affiliated with, or related to, one or more tax-exempt organizations
described in section 501(c) (other than section 501(c)(3)) or in section 527? ...........
b
If "Yes," complete the following schedule.

(a) Name of organization (b) Type of organization (c) Description of relationship
Sign Here
Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and statements, and to the best of my knowledge and belief, it is true, correct, and complete. Declaration of preparer (other than taxpayer) is based on all information of which preparer has any knowledge.
May the IRS discuss this return
with the preparer shown below?
See instructions.
Signature of officer or trustee Date Title
Paid Preparer Use Only Preparer's name Preparer's Signature Date Check if self-
employed 		PTIN
Firm's name
Firm's EIN
Firm's address


Phone no.
Form 990-PF (2025)
Additional Data


Software ID:  
Software Version:  


Form 990PF - Special Condition Description:
Special Condition Description
Schedule B
(Form 990)
(Rev. January 2025)
Department of the Treasury
Internal Revenue Service
Schedule of Contributors

Attach to Form 990, 990-EZ, or 990-PF.
Go to www.irs.gov/Form990 for the latest information.
OMB No. 1545-0047
Name of the organization
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
C/O MB INVESTMENTS LLC
Employer identification number

26-0450497
Organization type (check one):
Filers of:
Section:
Form 990 or 990-EZ
501(c)( ) (enter number) organization

4947(a)(1) nonexempt charitable trust not treated as a private foundation

527 political organization


Form 990-PF
501(c)(3) exempt private foundation

4947(a)(1) nonexempt charitable trust treated as a private foundation

501(c)(3) taxable private foundation
Check if your organization is covered by the General Rule or a Special Rule.  
Note:  Only a section 501(c)(7), (8), or (10) organization can check boxes for both the General Rule and a Special Rule. See instructions.
General Rule
For an organization filing Form 990, 990-EZ, or 990-PF that received, during the year, contributions totaling $5,000 or more (in money or other property) from any one contributor. Complete Parts I and II. See instructions for determining a contributor's total contributions.
Special Rules
For an organization described in section 501(c)(3) filing Form 990 or 990-EZ that met the 331/3% support test of the regulations
under sections 509(a)(1) and 170(b)(1)(A)(vi), that checked Schedule A (Form 990 or 990-EZ), Part II, line 13, 16a, or 16b, and that received from any one contributor, during the year, total contributions of the greater of (1) $5,000 or (2) 2% of the amount on (i) Form 990, Part VIII, line 1h, or (ii) Form 990-EZ, line 1. Complete Parts I and II.
For an organization described in section 501(c)(7), (8), or (10) filing Form 990 or 990-EZ that received from any one contributor,
during the year, total contributions of more than $1,000 exclusively for religious, charitable, scientific, literary, or educational purposes, or for the prevention of cruelty to children or animals. Complete Parts I, II, and III.
For an organization described in section 501(c)(7), (8), or (10) filing Form 990 or 990-EZ that received from any one contributor,
during the year, contributions exclusively for religious, charitable, etc., purposes, but no such contributions totaled more than $1,000. If this box is checked, enter here the total contributions that were received during the year for an exclusively religious, charitable, etc., purpose. Don't complete any of the parts unless the General Rule applies to this organization because it received nonexclusively religious, charitable, etc., contributions totaling $5,000 or more during the year ......... $  
Caution: An organization that isn't covered by the General Rule and/or the Special Rules doesn't file Schedule B (Form 990,
990-EZ, or 990-PF), but it must answer “No” on Part IV, line 2, of its Form 990; or check the box on line H of its Form 990-EZ
or on its Form 990PF, Part I, line 2, to certify that it doesn't meet the filing requirements of Schedule B (Form 990,
990-EZ, or 990-PF).
For Paperwork Reduction Act Notice, see the Instructions
for Form 990, 990-EZ, or 990-PF.
Cat. No. 30613XSchedule B (Form 990) (Rev. 1-2025)
Schedule B (Form 990) (Rev. 2025) Page 2
Name of organization
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
C/O MB INVESTMENTS LLC 		Employer identification number
26-0450497
Part I
Contributors (see instructions). Use duplicate copies of Part I if additional space is needed.
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
1
ESTATE OF CAROYLN S BUCKSBAUM
1 N FRANKLIN ST SUITE 625
 
CHICAGO, IL60606

$ 30,000,000


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
Schedule B (Form 990) (Rev. 1-2025)
Schedule B (Form 990) (Rev. 1-2025)
Page 3
Name of organization
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
C/O MB INVESTMENTS LLC 		Employer identification number

26-0450497
Part II
Noncash Property (see instructions). Use duplicate copies of Part II if additional space is needed.
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
(a)
No. from Part I 		(b)
Description of noncash property given 		(c)
FMV (or estimate)
(See instructions) 		(d)
Date received
 
$    
Schedule B (Form 990) (Rev. 1-2025)
Schedule B (Form 990) (Rev. 1-2025)
Page 4
Name of organization
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
C/O MB INVESTMENTS LLC 		Employer identification number

26-0450497
Part III
Exclusively religious, charitable, etc., contributions to organizations described in section 501(c) (7), (8), or (10) that total more than $1,000 for the year from any one contributor. Complete columns (a) through (e) and the following line entry. For organizations completing Part III, enter the total of exclusively religious, charitable, etc., contributions of $1,000 or less for the year. (Enter this information once. See instructions.) $  
Use duplicate copies of Part III if additional space is needed.
(a)
No. from Part I		 (b) Purpose of gift (c) Use of gift (d) Description of how gift is held
 
(e) Transfer of gift
Transferee's name, address, and ZIP 4 Relationship of transferor to transferee
 
 
     
 
(a)
No. from Part I		 (b) Purpose of gift (c) Use of gift (d) Description of how gift is held
 
(e) Transfer of gift
Transferee's name, address, and ZIP 4 Relationship of transferor to transferee
 
 
     
 
(a)
No. from Part I		 (b) Purpose of gift (c) Use of gift (d) Description of how gift is held
 
(e) Transfer of gift
Transferee's name, address, and ZIP 4 Relationship of transferor to transferee
 
 
     
 
(a)
No. from Part I		 (b) Purpose of gift (c) Use of gift (d) Description of how gift is held
 
(e) Transfer of gift
Transferee's name, address, and ZIP 4 Relationship of transferor to transferee
 
 
     
 
Schedule B (Form 990) (Rev. 1-2025)
Additional Data


Software ID:  
Software Version:  

TY 2025 AllOthProgRltdInvestmentsSch
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Category Amount
NONE 0

TY 2025 InvestmentsOtherSchedule2
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Category/ Item Listed at Cost or FMV Book Value End of Year Fair Market Value
MUTUAL FUNDS - NATIONAL FINANCIAL SERVICES LLC FMV 2,788,710 2,900,089
MUTUAL FUNDS - NATIONAL FINANCIAL SERVICES LLC FMV 439,001 541,411

TY 2025 LegalFeesSchedule
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
LEGAL FEES 3,556 1,778   1,778


TY 2025 OtherExpensesSchedule
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Description Revenue and Expenses per Books Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
BANK FEES 3,218 3,218   0
INVESTMENT FEES - FIDELITY 4,192 4,192   0
FILING FEE 15 0   15
ANNUAL REPORT 11 0   11


TY 2025 OtherIncreasesSchedule
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Description Amount
PRIOR PERIOD ADJUSTMENT 1,000


TY 2025 SubstantialContributorsSch
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Name Address
ESTATE OF CAROLYN S BUCKSBAUM
  		C/O MB INVESTMENTS 1 N FRANKLIN ST
625
CHICAGO,IL60606


TY 2025 TaxesSchedule
Name:
JOHN & JACOLYN BUCKSBAUM FAMILY FOUND
 
C/O MB INVESTMENTS LLC
EIN:
26-0450497
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
FOREIGN TAXES 36 36   0
FEDERAL TAXES 3,500 0   0