Form990-PF

Department of the Treasury
Internal Revenue Service

Return of Private Foundation
or Section 4947(a)(1) Trust Treated as Private Foundation
right arrowDo not enter social security numbers on this form as it may be made public.
right arrowGo to www.irs.gov/Form990PF for instructions and the latest information.
OMB No. 1545-0047
2023
Open to Public Inspection
For calendar year 2023, or tax year beginning 01-01-2023 , and ending 12-31-2023
Name of foundation
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
 
Number and street (or P.O. box number if mail is not delivered to street address)4250 LANCASTER PIKE SUITE 150
  Room/suite
City or town, state or province, country, and ZIP or foreign postal code
WILMINGTON, DE19805
A Employer identification number

65-0350358
B Telephone number (see instructions)

(813) 263-4133
C right arrow
G Check all that apply:

D 1. Foreign organizations, check here............. right arrow
2. Foreign organizations meeting the 85%
test, check here and attach computation ... right arrow
E right arrow
H Check type of organization:
F right arrow
I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)right arrow$21,148,296J 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)  
2 Check right arrow.............
3 Interest on savings and temporary cash investments      
4 Dividends and interest from securities... 477,233 477,233  
5a Gross rents............      
b Net rental income or (loss)  
6a Net gain or (loss) from sale of assets not on line 10 -19,366
b Gross sales price for all assets on line 6a 4,509,414
7 Capital gain net income (from Part IV, line 2)... 0
8 Net short-term capital gain......... 0
9 Income modifications...........  
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........ 457,867 477,233  
Operating and Administrative Expenses 13 Compensation of officers, directors, trustees, etc. 100,724     100,724
14 Other employee salaries and wages......   0 0 0
15 Pension plans, employee benefits.......   0 0  
16a Legal fees (attach schedule).........       0
b Accounting fees (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
500 0 0 500
c Other professional fees (attach schedule).... Click to see attachment
List of Attached Documents:
// Content
49,360 49,360   0
17 Interest...............       0
18 Taxes (attach schedule) (see instructions)... Click to see attachment
List of Attached Documents:
// Content
22,658 9,061   0
19 Depreciation (attach schedule) and depletion... 0 0  
20 Occupancy..............        
21 Travel, conferences, and meetings....... 15,000 0 0 15,000
22 Printing and publications..........   0 0  
23 Other expenses (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
157 157    
24 Total operating and administrative expenses.
Add lines 13 through 23.......... 188,399 58,578 0 116,224
25 Contributions, gifts, grants paid....... 903,326 903,326
26 Total expenses and disbursements. Add lines 24 and 25 1,091,725 58,578 0 1,019,550
27 Subtract line 26 from line 12:
a Excess of revenue over expenses and disbursements -633,858
b Net investment income (if negative, enter -0-) 418,655
c Adjusted net income (if negative, enter -0-)... 0
For Paperwork Reduction Act Notice, see instructions.
Cat. No. 11289X Form 990-PF (2023)
Form 990-PF (2023)
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.............      
2 Savings and temporary cash investments......... 1,104,466 1,173,968 1,173,968
3 Accounts receivable right arrow  
Less: allowance for doubtful accounts right arrow     0 0
4 Pledges receivable right arrow  
Less: allowance for doubtful accounts right arrow        
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) right arrow  
Less: allowance for doubtful accounts right arrow0      
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)....... 11,189,122 Click to see attachment
List of Attached Documents:
// Content
11,190,672 		14,963,063
c Investments—corporate bonds (attach schedule)....... 5,827,748 Click to see attachment
List of Attached Documents:
// Content
5,122,846 		5,011,265
11 Investments—land, buildings, and equipment: basis right arrow  
Less: accumulated depreciation (attach schedule) right arrow        
12 Investments—mortgage loans.............      
13 Investments—other (attach schedule)..........     0
14 Land, buildings, and equipment: basis right arrow  
Less: accumulated depreciation (attach schedule) right arrow        
15 Other assets (describe right arrow)      
16 Total assets (to be completed by all filers—see the
instructions. Also, see page 1, item I) 18,121,336 17,487,486 21,148,296
Liabilities 17 Accounts payable and accrued expenses..........    
18 Grants payable.................    
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 right arrow)    
23 Total liabilities (add lines 17 through 22).........   0
Net Assets or Fund Balances Foundations that follow FASB ASC 958, check here right arrow
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 right arrow
and complete lines 26 through 30.
26 Capital stock, trust principal, or current funds........ 18,121,336 17,487,486
27 Paid-in or capital surplus, or land, bldg., and equipment fund    
28 Retained earnings, accumulated income, endowment, or other funds    
29 Total net assets or fund balances (see instructions)..... 18,121,336 17,487,486
30 Total liabilities and net assets/fund balances (see instructions). 18,121,336 17,487,486
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
18,121,336
2
Enter amount from Part I, line 27a .....................
2
-633,858
3
Other increases not included in line 2 (itemize) right arrowClick to see attachment
List of Attached Documents:
// Content
3
8
4
Add lines 1, 2, and 3 ..........................
4
17,487,486
5
Decreases not included in line 2 (itemize) right arrow
5
0
6
Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, column (b), line 29 .
6
17,487,486
Form 990-PF (2023)
Form 990-PF (2023)
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 25. ADOBE INC   2022-05-10 2023-04-05
b 50. ADOBE INC   2022-05-10 2023-06-16
c 3465.659 GQG PART EMERG MKTS EQ-INST   2017-09-29 2023-12-28
d 3627.57 GQG PART QLTY EQTY-INST   2022-11-03 2023-12-28
e 38. ADVANCED DRAINAGE SYSTEM INC COM   2023-03-15 2023-10-11
254. ALPHABET INC CL C   2012-01-30 2023-01-30
21489.971 CLARKSTON FOUNDERS FUND - FOUNDERS CLAS   2020-11-25 2023-03-15
75. AMPHENOL CORP CL A   2022-11-10 2023-04-05
27. ARISTA NETWORKS INC COM STK   2023-03-15 2023-05-25
13. ARISTA NETWORKS INC COM STK   2023-03-15 2023-05-26
24. ARISTA NETWORKS INC COM STK   2023-03-15 2023-09-01
10. ARISTA NETWORKS INC COM STK   2023-03-15 2023-11-01
36873.156 BBH PARTNER FUND - SMALL CAP EQUITY CLAS   2021-07-08 2023-03-15
146085.519 BBH INCOME FUND-I   2018-08-23 2023-06-05
17253.522 BBH LIMITED DURATION FUND CL I   2022-01-31 2023-01-05
41413.813 BBH LIMITED DURATION FUND CL I   2010-04-08 2023-01-05
66055.777 BBH LIMITED DURATION FUND CL I   2016-05-06 2023-02-21
17447.657 BBH LIMITED DURATION FUND CL I   2016-05-06 2023-03-15
2. BOOKING HOLDINGS INC COM STK   2019-08-05 2023-04-05
4. BOOKING HOLDINGS INC COM STK   2019-08-05 2023-05-03
66. BROWN & BROWN INC   2023-03-15 2023-08-24
50. CELANESE CORP COM STK   2012-05-31 2023-05-11
100. CELANESE CORP COM STK   2012-05-31 2023-05-12
200. CELANESE CORP COM STK   2012-05-31 2023-06-21
100. CELANESE CORP COM STK   2012-07-25 2023-06-22
371. CELANESE CORP COM STK   2012-07-25 2023-06-23
50. COPART INC COM STK   2018-12-20 2023-03-30
75. COPART INC COM STK   2018-12-20 2023-05-24
942. COPART INC COM STK   2018-12-20 2023-11-03
272. DOLLAR GENERAL CORP COM STK   2018-07-20 2023-08-28
100. ENBRIDGE INC COM STK   2022-11-10 2023-02-24
875. ENBRIDGE INC COM STK   2022-11-03 2023-05-05
250. ENBRIDGE INC COM STK   2022-11-10 2023-05-05
2250. ENBRIDGE INC COM STK   2022-11-03 2023-09-08
22. ENTEGRIS INC COM STK   2023-03-15 2023-05-26
26. ENTEGRIS INC COM STK   2023-03-15 2023-06-09
106. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-07-13
168. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-07-14
211. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-08-11
116. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-11-14
33. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-11-15
316. FIRST ADVANTAGE CORP NEW COM   2023-03-15 2023-11-17
50. ARTHUR J GALLAGHER & CO   2019-09-17 2023-01-09
75. ARTHUR J GALLAGHER & CO   2019-09-17 2023-06-26
150. GRACO INC COMMON STOCK   2020-12-11 2023-05-24
175. GRACO INC COMMON STOCK   2020-12-11 2023-06-20
125. GRACO INC COMMON STOCK   2021-01-29 2023-06-22
475. GRACO INC COMMON STOCK   2020-12-09 2023-06-27
12. HEICO CORP CL A   2023-03-15 2023-05-15
75. JOHNSON & JOHNSON   2022-11-10 2023-08-14
100. JOHNSON & JOHNSON   2022-11-03 2023-08-15
3. KLA CORPORATION   2022-06-17 2023-01-11
35. KLA CORPORATION   2018-10-09 2023-01-11
22. KLA CORPORATION   2023-05-03 2023-11-28
10. KLA CORPORATION   2018-10-09 2023-11-28
18. MASTERCARD INCORPORATED   2019-05-29 2023-01-10
390. MERCURY COMPUTER SYSTEMS INC COMMON STOC   2023-03-15 2023-06-26
25. MICROSOFT CORP   2022-01-06 2023-04-13
1. NVR INC COM STK   2023-03-15 2023-06-20
1. NVR INC COM STK   2023-03-15 2023-10-06
100. ORACLE CORP   2022-11-10 2023-04-05
25. ORACLE CORP   2014-10-15 2023-04-05
175. ORACLE CORP   2014-10-15 2023-06-26
2480.979 AKRE FOCUS FUND-SUPRA INST   2015-09-15 2023-12-28
75. PROGRESSIVE CORP OHIO   2020-05-13 2023-01-09
25. PROGRESSIVE CORP OHIO   2020-05-13 2023-03-30
425. SIGNATURE BANK COM STK   2022-03-29 2023-03-28
325. SIGNATURE BANK COM STK   2022-12-06 2023-03-28
50. AO SMITH CORP COM STK   2022-12-06 2023-05-24
50. AO SMITH CORP COM STK   2019-08-07 2023-05-24
300. AO SMITH CORP COM STK   2019-08-07 2023-06-21
150. AO SMITH CORP COM STK   2019-08-14 2023-06-22
275. AO SMITH CORP COM STK   2019-08-06 2023-06-23
600. AO SMITH CORP COM STK   2019-08-05 2023-06-26
24. TAKE-TWO INTERACTIVE SOFTWRE COM STOCK   2023-03-15 2023-11-13
4. TEXAS INSTRUMENTS INC   2022-11-10 2023-03-30
102. TEXAS INSTRUMENTS INC   2022-09-20 2023-07-28
13. VULCAN MATERIALS CO   2023-03-15 2023-06-22
14. VULCAN MATERIALS CO   2023-03-15 2023-11-10
13. WATSCO INC COM STK   2023-03-15 2023-06-09
9. WATSCO INC COM STK   2023-03-15 2023-09-27
11. WATSCO INC COM STK   2023-03-15 2023-10-06
475. XCEL ENERGY INC   2022-11-03 2023-10-24
CAPITAL GAIN DIVIDENDS P    
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(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 9,462   9,844 -382
b 24,813   19,689 5,124
c 55,000   43,702 11,298
d 60,000   50,351 9,649
e 4,667   3,033 1,634
24,882   3,651 21,231
300,000   303,009 -3,009
5,833   5,857 -24
4,184   4,153 31
2,196   2,000 196
4,736   3,692 1,044
2,090   1,538 552
250,000   368,732 -118,732
1,281,170   1,472,877 -191,707
172,190   176,849 -4,659
413,310   426,148 -12,838
663,200   670,381 -7,181
175,000   175,698 -698
5,200   3,591 1,609
10,649   7,183 3,466
4,784   3,528 1,256
5,077   1,998 3,079
10,105   3,996 6,109
21,739   7,618 14,121
10,724   3,700 7,024
40,566   13,712 26,854
3,680   1,177 2,503
6,491   1,766 4,725
43,298   11,089 32,209
42,382   26,623 15,759
3,762   4,060 -298
34,829   33,574 1,255
9,951   10,149 -198
75,529   86,333 -10,804
2,354   1,775 579
2,839   2,098 741
1,630   1,414 216
2,562   2,241 321
3,213   2,815 398
1,625   1,547 78
459   440 19
4,428   4,215 213
9,576   4,473 5,103
15,815   6,709 9,106
11,360   10,505 855
14,710   12,199 2,511
10,535   8,693 1,842
40,703   32,422 8,281
1,700   1,555 145
12,958   12,983 -25
17,357   17,066 291
1,249   936 313
14,568   3,466 11,102
12,038   8,429 3,609
5,472   990 4,482
6,654   4,548 2,106
12,077   18,888 -6,811
7,191   7,846 -655
6,002   5,323 679
6,063   5,323 740
9,418   7,841 1,577
2,355   955 1,400
20,624   6,683 13,941
150,000   77,839 72,161
9,915   5,459 4,456
3,571   1,820 1,751
74   123,656 -123,582
57   34,158 -34,101
3,312   2,976 336
3,312   2,254 1,058
20,931   13,507 7,424
10,367   6,714 3,653
19,087   12,250 6,837
42,500   26,100 16,400
3,610   2,720 890
733   685 48
18,191   17,286 905
2,753   2,117 636
2,961   2,280 681
4,530   3,906 624
3,384   2,704 680
4,282   3,305 977
28,026   31,365 -3,339
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
      138,784
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       -382
b       5,124
c       11,298
d       9,649
e       1,634
      21,231
      -3,009
      -24
      31
      196
      1,044
      552
      -118,732
      -191,707
      -4,659
      -12,838
      -7,181
      -698
      1,609
      3,466
      1,256
      3,079
      6,109
      14,121
      7,024
      26,854
      2,503
      4,725
      32,209
      15,759
      -298
      1,255
      -198
      -10,804
      579
      741
      216
      321
      398
      78
      19
      213
      5,103
      9,106
      855
      2,511
      1,842
      8,281
      145
      -25
      291
      313
      11,102
      3,609
      4,482
      2,106
      -6,811
      -655
      679
      740
      1,577
      1,400
      13,941
      72,161
      4,456
      1,751
      -123,582
      -34,101
      336
      1,058
      7,424
      3,653
      6,837
      16,400
      890
      48
      905
      636
      681
      624
      680
      977
      -3,339
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
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 -19,366
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 right arrow 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 5,819
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 5,819
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 5,819
6 Credits/Payments:
a 2023 estimated tax payments and 2022 overpayment credited to 2023 6a 4,684
b Exempt foreign organizations—tax withheld at source...... 6b 0
c Tax paid with application for extension of time to file (Form 8868)... 6c 0
d Backup withholding erroneously withheld .......... 6d  
7 Total credits and payments. Add lines 6a through 6d.............. 7 4,684
8 Enter any penalty for underpayment of estimated tax. Check here if Form 2220 is attached. Click to see attachment
List of Attached Documents:
// Content
8 0
9 Tax due. If the total of lines 5 and 8 is more than line 7, enter amount owed.......right arrow 9 1,135
10 Overpayment. If line 7 is more than the total of lines 5 and 8, enter the amount overpaid...right arrow 10  
11 Enter the amount of line 10 to be: Credited to 2024 estimated taxright arrow0 Refundedright arrow 11 0
Form 990-PF (2023)
Form 990-PF (2023)
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. right arrow$   (2) On foundation managers.right arrow$  
e
Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed
on foundation managers.right arrow$  
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)
right arrowFL
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 2023 or the taxable year beginning in 2023? 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. ...............................
10
 
No
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 addressright arrow  
14
The books are in care ofright arrowBROWN BROTHERS HARRIMAN TRUST CO NA Telephone no.right arrow (302) 552-4040

Located atright arrow1013 CENTRE ROAD SUITE 101WILMINGTONDE ZIP+4right arrow19805
15
Section 4947(a)(1) nonexempt charitable trusts filing Form 990-PF in lieu of Form 1041 —check here .........right arrow
and enter the amount of tax-exempt interest received or accrued during the year ........right arrow
15
 
16 At any time during calendar year 2023, 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 right arrow
Form 990-PF (2023)
Form 990-PF (2023)
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)
Yes
 
(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
 
No
c
Organizations relying on a current notice regarding disaster assistance check here ........right arrow
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 2023? .............
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 2023, did the foundation have any undistributed income (Part XII, lines 6d
and 6e) for tax year(s) beginning before 2023?....................
2a
 
No
If "Yes," list the years right arrow20, 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.
right arrow20, 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 2023 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 Schedule C, Form 4720, to determine
if the foundation had excess business holdings in 2023.) .....................
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 2023? ..
4b
 
No
Form 990-PF (2023)
Form 990-PF (2023)
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 .........right arrow
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
BROWN BROTHERS HARRIMAN TR CO OF DE TRUSTEE
1 		100,724    
1013 CENTRE ROAD SUITE 101
WILMINGTON,DE19805
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...................right arrow 0
Form 990-PF (2023)
Form 990-PF (2023)
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
BRUCE W MOSKOWITZ MD CONSULTANT 3,000
225 LIST ROAD
PALM BEACH,FL33480
STEVEN M ATLSCHULER MD CONSULTANT 3,000
1500 WEST 6000 NORTH
OAKLEY,UT84055
JUSTIN MCARTHUR MD CONSULTANT 3,000
1708 BOLTON STREET
BALTIMORE,MD21217
ALEISTER J SAUNDERS PH D CONSULTANT 3,000
3180 CHESTNUT STREET
PHILADELPHIA,PA19104
LISA M GUAY-WOODFORD MD CONSULTANT 3,000
11022 KENILWORTH AVENUE
GARRETT PARK,MD20738
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  
2  
All other program-related investments. See instructions.
3  
Total. Add lines 1 through 3.........................right arrow  
Form 990-PF (2023)
Form 990-PF (2023)
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
19,155,075
b
Average of monthly cash balances.......................
1b
1,393,651
c
Fair market value of all other assets (see instructions)................
1c
0
d
Total (add lines 1a, b, and c).........................
1d
20,548,726
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
20,548,726
4
Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see
instructions) .............................
4
308,231
5
Net value of noncharitable-use assets. Subtract line 4 from line 3. ............
5
20,240,495
6
Minimum investment return. Enter 5% (0.05) of line 5................
6
1,012,025
Part X
Distributable Amount (see instructions) (Section 4942(j)(3) and (j)(5) private operating foundations and certain foreign organizations check here right arrow and do not complete this part.)
1
Minimum investment return from Part IX, line 6..................
1
1,012,025
2a
Tax on investment income for 2022 from Part V, line 5.......
2a
5,819
b
Income tax for 2022. (This does not include the tax from Part V.) ...
2b
 
c
Add lines 2a and 2b............................
2c
5,819
3
Distributable amount before adjustments. Subtract line 2c from line 1............
3
1,006,206
4
Recoveries of amounts treated as qualifying distributions................
4
0
5
Add lines 3 and 4............................
5
1,006,206
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
1,006,206
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, column (d), line 26 ..........
1a
1,019,550
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
0
3
Amounts set aside for specific charitable projects that satisfy the:
a
Suitability test (prior IRS approval required)....................
3a
0
b
Cash distribution test (attach the required schedule) .................
3b
0
4
Qualifying distributions. Add lines 1a through 3b. Enter here and on Part XII, line 4. .......
4
1,019,550
Form 990-PF (2023)
Form 990-PF (2023)
Page 9
Part XII
Undistributed Income (see instructions)
(a)
Corpus 		(b)
Years prior to 2022 		(c)
2022 		(d)
2023
1 Distributable amount for 2023 from Part X, line 7 1,006,206
2 Undistributed income, if any, as of the end of 2022:
a Enter amount for 2022 only....... 903,326
b Total for prior years:20 , 20, 20 0
3 Excess distributions carryover, if any, to 2022:
a From 2018...... 0
b From 2019...... 0
c From 2020...... 0
d From 2021...... 0
e From 2022...... 0
f Total of lines 3a through e ........ 0
4Qualifying distributions for 2023 from Part
XI, line 4: right arrow$ 1,019,550
a Applied to 2022, but not more than line 2a 903,326
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 2023 distributable amount..... 116,224
e Remaining amount distributed out of corpus 0
5 Excess distributions carryover applied to 2023. 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 0
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 2022. Subtract line
4a from line 2a. Taxable amount—see
instructions ............. 		0
f Undistributed income for 2023. Subtract
lines 4d and 5 from line 1. This amount must
be distributed in 2024 .......... 		889,982
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 2018 not
applied on line 5 or line 7 (see instructions) ... 		0
9 Excess distributions carryover to 2024.
Subtract lines 7 and 8 from line 6a ...... 		0
10 Analysis of line 9:
a Excess from 2019.... 0
b Excess from 2020.... 0
c Excess from 2021.... 0
d Excess from 2022.... 0
e Excess from 2023.... 0
Form 990-PF (2023)
Form 990-PF (2023)
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 2023, enter the date of the ruling ...... right arrow
 
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) 2023 (b) 2022 (c) 2021 (d) 2020
         
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, b, or c 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).)
NONE
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.
NONE
2Information Regarding Contribution, Grant, Gift, Loan, Scholarship, etc., Programs:
Check here right arrow
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 (2023)
Form 990-PF (2023)
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

JOHN HOPKINS UNIV

DEPARTMENT OF NEUROLOGY
BALTIMORE,MD21287 		NONE PC GENERAL PURPOSE 100,000

THOMAS JEFFERSON UNIVERSITY

925 CHESTNUT STREET
PHILADELPHIA,PA19107 		NONE PC RESEARCH SUPPORT 100,000

UNIVERSITY OF PENNSYLVANIA
C/O BROWN BROS HARRIMAN TR CO NA
140 BROADWAY 5TH FLOOR
NEW YORK,NY10005 		NONE PC RESEARCH SUPPORT 300,000

CHILDREN'S HOSPITAL OF PHILADELPHIA

ABRAMSON RESEARCH CENTER STE 1216
PHILADELPHIA,PA19106 		NONE PC RESEARCH SUPPORT 200,000

DREXEL UNIVERSITY

3201 ARCH STREET SUITE 100
PHILADELPHIA,PA191042875 		NONE PC GENERAL SUPPORT 100,000

THE PHILADELPHIA FOUNDATION

PO BOX 826728
PHILADELPHIA,PA191826728 		NONE PC GENERAL PURPOSE 3,326

THE WISTAR INSTITUTE

3601 SPRUCE STREET
PHILADELPHIA,PA19104 		NONE PC GENERAL PURPOSE 100,000
Total .................................right arrow 3a 903,326
bApproved for future payment
Total ................................. right arrow 3b  
Form 990-PF (2023)
Form 990-PF (2023)
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 ........... 		         
4 Dividends and interest from securities ....     14 477,233  
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 -19,366  
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) ..   457,867  
13Total. Add line 12, columns (b), (d), and (e)..................
13
457,867
(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 (2023)
Form 990-PF (2023)
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.
right arrow right arrow
May the IRS discuss this return
with the preparer shown below?
See instructions.
Signature of officer or trustee Date Title
Paid Preparer Use Only Print/Type preparer's name Preparer's Signature Date Check if self-
employed right arrow		 PTIN
Firm's name SmallBullet
 Firm's EIN SmallBullet
Firm's address SmallBullet


 Phone no.
Form 990-PF (2023)
Additional Data


Software ID:  
Software Version:  


Form 990PF - Special Condition Description:
Special Condition Description

TY 2023 AccountingFeesSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
TAX PREPARATION FEE (NON-ALLOC 500     500

TY 2023 InvestmentsCorpBondsSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Name of Bond End of Year Book Value End of Year Fair Market Value
BBH LIMITED DURATION FUND CL I 1,925,423 1,964,700
BBH INCOME FUND FUND CL I 3,197,423 3,046,565

TY 2023 InvestmentsCorpStockSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Name of Stock End of Year Book Value End of Year Fair Market Value
BBH INTERNATIONAL EQTY FD CL N 2,288,393 2,695,857
BERKSHIRE HATHAWAY INC CL B 15,775 95,942
CELANESE CORP SERIES A    
DIAGEO PLC-SPONSORED ADR 11,546 31,171
MICROSOFT CORP 170,087 216,223
NESTLE S A SPONS ADR 13,656 67,412
ORACLE CORP 44,250 126,727
ALPHABET INC 14,081 139,943
AKRE FOCUS FUND 943,698 2,474,641
GQG PART EMERG MKTS 564,197 721,933
DOLLAR GENERAL CORP COM STK    
COPART INC COM STK    
KLA-TENCOR CORP 19,487 116,841
LINDE PLC COM STK 60,151 151,141
BOOKING HOLDING 25,925 53,208
BRIGHT HORIZONS 15,796 18,848
COSTCO 26,130 84,490
ARTHUR J GALLAGHER 25,699 65,665
ALCON INC 24,373 56,559
AO SMITH CORP    
MASTERCARD 66,070 111,746
AMAZON.COM INC 110,973 110,157
NIKE INC CL B 54,354 77,410
PROGRESSIVE CORP OHIO 30,932 67,694
GRACO INC COMMON STOCK    
CLARKSTON FOUNDERS FUND-INST 328,867 354,523
CLARKSTON SERIES TRUST CLARKST 1,155,000 1,559,438
ABBOTT LABS 127,458 118,325
BBH PARTNER FUND - SMALL CAP 1,362,968 1,115,808
MCDONALD'S CORP 74,347 81,540
TRACTOR SUPPLU COMPANY STK 73,616 75,261
PROCTER & GAMBLE CO 77,304 84,261
SYSCO CORP 99,335 89,584
ENBRIDGE INC COM STK    
AMERICAN TOWER REIT INC 91,458 97,146
BLACKROCK INC COM 96,822 121,770
S&P GLOBAL INC COM STK 82,759 105,725
SIGNATURE BANK COM STK    
JOHNSON & JOHNSON 92,989 86,207
ROCHE HLDG LTD SPONS ADR 104,438 94,198
THERMO FISHER SCIENTIFIC INC 54,024 65,818
UNITEDHEALTH GROUP INC 80,504 78,971
ZOETIS INC COM STK 11,944 81,316
UNITED PARCEL SERVICE CL B 93,890 90,407
WASTE MANAGEMENT INC 35,025 127,161
ADOBE INC 49,222 74,575
AMPHENOL CORP CL A 54,803 74,348
APPLE COMPUTER INC 124,380 168,464
TEXAS INSTRUMENTS INC 122,196 128,356
XCEL ENERGY INC 53,642 51,076
GQG PART QLTY INST 920,819 1,096,806
PEPSICO INC 83,345 80,674
KENVUE INC. COM 69,470 64,052
COTERRA ENERGY INC CL A 85,286 84,854
EOG RESOURCES INC 51,235 51,404
CHUBB LTD COM STK 57,254 67,800
MEDTRONIC PLC COM STK 99,583 94,737
APPLIED MATERIALS INC 57,820 68,880
AUTOMATIC DATA PROCESSING INC 72,120 69,891
ECOLAB INC 56,932 64,464
AMERICAN WTR WKS CO INC 56,100 62,695
AMN HEALTHCARE SERVICES INC CO 31,177 27,481
ADVANCED DRAINAGE SYSTEM INC C 20,910 36,848
APTARGROUP INC COM 20,611 22,870
ARISTA NETWORKS INC COM STK 19,844 30,381
BROWN & BROWN INC 28,548 37,973
BRUKER CORP COM STK 31,780 35,564
CROWN HOLDINGS INC COM 33,553 39,599
DARLING INGREDIENTS INC COM 28,950 27,412
ASPEN TECHNOLOGY, INC. COM STK 20,501 22,896
ENTEGRIS INC COM STK 35,669 52,960
GFL ENVIRONMENTAL COM STK 17,891 17,255
GXO LOGISTICS INCORPORATED COM 12,453 13,761
GUIDEWIRE SOFTWARE INC COM STK 33,991 48,741
HEICO CORP CL A 24,359 26,779
LPL FINANCIAL HOLDINGS INC COM 21,509 25,038
MISTER CAR WASH INC COM 14,714 16,822
NVR INC COM STK 26,615 35,002
SHIFT4 PAYMENTS INC CL A 27,232 29,662
TAKE-TWO INTERACTIVE SOFTWRE C 24,368 34,604
TORO CO COM STK 13,151 11,807
VULCAN MATERIALS CO 20,192 28,149
WATSCO INC COM STK 35,156 50,131
WYNDHAM HOTELS & RESORTS INC C 24,124 28,787
ZEBRA TECHNOLOGIES CORP COM 25,497 24,600
GLOBANT SA COM STK 15,349 23,798

TY 2023 OtherExpensesSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Description Revenue and Expenses per Books Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
OTHER EXPENSE (NON-DEDUCTIBLE 157 157   0


TY 2023 OtherIncreasesSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Description Amount
ROUNDING 8


TY 2023 OtherProfessionalFeesSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
INVESTMNT MNGMNT FEES (NON-DED 49,360 49,360    


TY 2023 TaxesSchedule
Name:
MARGARET Q LANDENBERGER RESEARCH FOUNDATION
EIN:
65-0350358
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
FEDERAL TAX PAYMENT - PRIOR YE 8,913 0   0
FEDERAL ESTIMATES - PRINCIPAL 4,684 0   0
FOREIGN TAXES ON QUALIFIED FOR 8,668 8,668   0
FOREIGN TAXES ON NONQUALIFIED 393 393   0