Form990-PF


Department of the Treasury
Internal Revenue Service

Return of Private Foundation
or Section 4947(a)(1) Trust Treated as Private Foundation
bulletDo not enter social security numbers on this form as it may be made public.
bulletGo to www.irs.gov/Form990PF for instructions and the latest information.
OMB No. 1545-0047
2021
Open to Public Inspection
For calendar year 2021, or tax year beginning 07-01-2021 , and ending 06-30-2022
Name of foundation
BOYCE THOMPSON SOUTHWESTERN ARBORETUM
 
Number and street (or P.O. box number if mail is not delivered to street address)37615 E ARBORETUM WAY
  Room/suite
City or town, state or province, country, and ZIP or foreign postal code
SUPERIOR, AZ851735100
A Employer identification number

88-0061520
B Telephone number (see instructions)

(520) 689-2723
C bullet
G Check all that apply:

D 1. Foreign organizations, check here............. bullet
2. Foreign organizations meeting the 85%
test, check here and attach computation ... bullet
E bullet
H Check type of organization:
F bullet
I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)bullet$10,284,996J 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) 767,407
2 Check bullet.............
3 Interest on savings and temporary cash investments      
4 Dividends and interest from securities... 152,709 152,709 152,709
5a Gross rents............ 47,705 47,705 47,705
b Net rental income or (loss) 47,705
6a Net gain or (loss) from sale of assets not on line 10 493,975
b Gross sales price for all assets on line 6a 2,797,799
7 Capital gain net income (from Part IV, line 2)... 493,975
8 Net short-term capital gain......... 0
9 Income modifications...........  
10a Gross sales less returns and allowances 622,047
b Less: Cost of goods sold.... 283,543
c Gross profit or (loss) (attach schedule)..... 338,504 338,504
11 Other income (attach schedule)....... Click to see attachment 1,404,411 0 1,404,411
12 Total. Add lines 1 through 11........ 3,204,711 694,389 1,943,329
Operating and Administrative Expenses 13 Compensation of officers, directors, trustees, etc. 146,253 0 146,253 0
14 Other employee salaries and wages...... 1,543,141 0 904,151 503,971
15 Pension plans, employee benefits....... 259,043 0 153,269 111,165
16a Legal fees (attach schedule)......... Click to see attachment 34,325 0 34,325 0
b Accounting fees (attach schedule).......        
c Other professional fees (attach schedule).... Click to see attachment 16,827 16,827 0 0
17 Interest............... 11,857 0 11,857 0
18 Taxes (attach schedule) (see instructions)... Click to see attachment 141,814 0 85,581 55,158
19 Depreciation (attach schedule) and depletion... 197,854 0 197,854
20 Occupancy.............. 103,911 0 55,981 47,930
21 Travel, conferences, and meetings....... 4,298 0 2,315 1,983
22 Printing and publications.......... 24,609 0 13,258 11,351
23 Other expenses (attach schedule)....... Click to see attachment 590,050 0 338,485 207,582
24 Total operating and administrative expenses.
Add lines 13 through 23.......... 3,073,982 16,827 1,943,329 939,140
25 Contributions, gifts, grants paid....... 0 0
26 Total expenses and disbursements. Add lines 24 and 25 3,073,982 16,827 1,943,329 939,140
27 Subtract line 26 from line 12:
a Excess of revenue over expenses and disbursements 130,729
b Net investment income (if negative, enter -0-) 677,562
c Adjusted net income (if negative, enter -0-)... 0
For Paperwork Reduction Act Notice, see instructions.
Cat. No. 11289X Form 990-PF (2021)
Form 990-PF (2021)
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.............   991,345 991,345
2 Savings and temporary cash investments......... 1,121,083 241,608 241,608
3 Accounts receivable bullet50,000
Less: allowance for doubtful accounts bullet     50,000 50,000
4 Pledges receivable bullet159,500
Less: allowance for doubtful accounts bullet   154,900 159,500 159,500
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) bullet  
Less: allowance for doubtful accounts bullet        
8 Inventories for sale or use.............. 49,116 64,620 64,620
9 Prepaid expenses and deferred charges.......... 22,532 37,640 37,640
10a Investments—U.S. and state government obligations (attach schedule)      
b Investments—corporate stock (attach schedule)....... 4,358,544 Click to see attachment2,940,409 2,940,409
c Investments—corporate bonds (attach schedule)....... 1,263,792 Click to see attachment1,240,541 1,240,541
11 Investments—land, buildings, and equipment: basis bullet  
Less: accumulated depreciation (attach schedule) bullet        
12 Investments—mortgage loans.............      
13 Investments—other (attach schedule).......... 115,736 Click to see attachment90,697 90,697
14 Land, buildings, and equipment: basis bullet7,025,377
Less: accumulated depreciation (attach schedule) bullet2,556,741 4,088,901 4,468,636 4,468,636
15 Other assets (describe bullet)      
16 Total assets (to be completed by all filers—see the
instructions. Also, see page 1, item I) 11,174,604 10,284,996 10,284,996
Liabilities 17 Accounts payable and accrued expenses.......... 149,825 340,170
18 Grants payable.................    
19 Deferred revenue................. 259,535 327,394
20 Loans from officers, directors, trustees, and other disqualified persons    
21 Mortgages and other notes payable (attach schedule)...... 400,000 400,000
22 Other liabilities (describe bullet)    
23 Total liabilities (add lines 17 through 22)......... 809,360 1,067,564
Net Assets or Fund Balances Foundations that follow FASB ASC 958, check here bullet
and complete lines 24, 25, 29 and 30.
24 Net assets without donor restrictions........... 8,924,108 8,073,118
25 Net assets with donor restrictions............ 1,441,136 1,144,314
Foundations that do not follow FASB ASC 958, check here bullet
and complete lines 26 through 30.
26 Capital stock, trust principal, or current funds........    
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)..... 10,365,244 9,217,432
30 Total liabilities and net assets/fund balances (see instructions). 11,174,604 10,284,996
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
10,365,244
2
Enter amount from Part I, line 27a .....................
2
130,729
3
Other increases not included in line 2 (itemize) bullet
3
0
4
Add lines 1, 2, and 3 ..........................
4
10,495,973
5
Decreases not included in line 2 (itemize) bulletClick to see attachment
5
1,278,541
6
Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, column (b), line 29 .
6
9,217,432
Form 990-PF (2021)
Form 990-PF (2021)
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 PUBLICLY TRADED SECURITIES      
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 2,458,572   1,963,159 495,413
b 339,227   340,665 -1,438
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       495,413
b       -1,438
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 2 493,975
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 -1,438
Form 990-PF (2021)
Form 990-PF (2021)
Page 4
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 Bullet and enter “N/A" on line 1. Bracket for line 1a
Date of ruling or determination letter: 1986-01-10(attach copy of letter if necessary–see instructions)
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  
3 Add lines 1 and 2........................... 3  
4 Subtitle A (income) tax (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-) 4  
5 Tax based on investment income. Subtract line 4 from line 3. If zero or less, enter -0- ..... 5 0
6 Credits/Payments:
a 2021 estimated tax payments and 2020 overpayment credited to 2021 6a 0
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 0
7 Total credits and payments. Add lines 6a through 6d.............. 7 0
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.......Bullet 9 0
10 Overpayment. If line 7 is more than the total of lines 5 and 8, enter the amount overpaid...Bullet 10  
11 Enter the amount of line 10 to be: Credited to 2022 estimated taxBullet   RefundedBullet 11  
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. bullet$ 0(2) On foundation managers.bullet$ 0
e
Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed
on foundation managers.bullet$ 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:
  • By language in the governing instrument, or
  • 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)
    bulletAZ
    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 2021 or the taxable year beginning in 2021? See the instructions for Part XIII.
    If "Yes," complete Part XIII .............................
    9
    Yes
     
    10
    Did any persons become substantial contributors during the tax year? If "Yes," attach a schedule listing their names
    and addresses. ...............................
    10
     
    No
    Form 990-PF (2021)
    Form 990-PF (2021)
    Page 5
    Part VI-A
    Statements Regarding Activities (continued)
    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 addressbulletWWW.BTARBORETUM.ORG
    14
    The books are in care ofbulletKENT ENNIS Telephone no.bullet (520) 689-2723

    Located atbullet37615 E ARBORETUM WAYSUPERIORAZ ZIP+4bullet851735100
    15
    Section 4947(a)(1) nonexempt charitable trusts filing Form 990-PF in lieu of Form 1041 —check here .........bullet
    and enter the amount of tax-exempt interest received or accrued during the year ........bullet
    15
     
    16 At any time during calendar year 2021, 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 bullet
    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
    ........bullet
    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 2021? .............
    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 2021, did the foundation have any undistributed income (lines 6d
    and 6e, Part XII) for tax year(s) beginning before 2021?....................
    2a
     
    No
    If "Yes," list the years bullet20, 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.
    bullet20, 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 2021 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 2021.) .....................
    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 2021? ..
    4b
     
    No
    Form 990-PF (2021)
    Form 990-PF (2021)
    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
    .........bullet
    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
    LYNNE NEMETH EXECUTIVE DIRECTOR
    40.00     		134,615 11,638 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    SHELLY ESQUE CHAIR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    JOSEPH GIACOBAZZI VICE CHAIR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    KENT ENNIS TREASURER
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    RICK GIBSON SECRETARY
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    GEMA DURARTE LUNA DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    TAIMUR BURKI DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    VICTORIA BEVER DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    CAROLYN BAECKER DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    DR BOBBI LANCASTER DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    JARED LANGKILDE DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    CAROL PARROTT DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    MILA BESICH-LIRA DIRECTOR
    0.05     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    JAY REAM DIRECTOR
    0.05     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    ANNE SCHROCK DIRECTOR
    0.50     		0 0 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    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
    SHELBI STORMS ASSISTANT DIRECTOR
    40.00     		68,901 19,422 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    LESLIE BUNCHEK FINANCE MANAGER
    40.00     		65,115 13,493 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    LYNNEA SPENCER VISITOR CENTER MANAG
    40.00     		56,112 14,836 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    SHARON ELLIOTT DIR. OF MARKETING &
    40.00     		61,304 9,387 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    LEONARD DRAYTON FACILITIES DIRECTOR
    40.00     		57,535 9,237 0
    37615 E ARBORETUM WAY
    SUPERIOR,AZ85173
    Total number of other employees paid over $50,000...................bullet 0
    Form 990-PF (2021)
    Form 990-PF (2021)
    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.............bullet0
    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 THE BOYCE THOMPSON SOUTHWESTERN ARBORETUM (BTSA) IS ARIZONA'S OLDEST AND LARGEST BOTANICAL INSTITUTION. IT WAS ESTABLISHED IN 1924 BY THE FOUNDER OF MAGMA MINING COMPANY, WILLIAM BOYCE THOMPSON, FOR THE PURPOSE OF "INSTILLING IN PEOPLE AN APPRECIATION OF PLANTS." BTSA IS NOW VISITED BY OVER 120,000 PEOPLE ANNUALLY.LOCATED AN HOUR EAST OF ARIZONA'S STATE CAPITAL, BTSA COVERS 350 ACRES WITH 135 ACRES OF CULTIVATED GARDENS FROM DESERTS AROUND THE WORLD ENCOMPASSING 4,025 TAXA.BTSA'S ACTIVITIES WERE COOPERATIVELY MANAGED BY BOYCE THOMPSON SOUTHWESTERN ARBORETUM, INC., ARIZONA STATE PARKS, AND THE UNIVERSITY OF ARIZONA; THAT ARRANGEMENT CEASED TO EXIST BY THE CLOSE OF FISCAL YEAR 2019. BTSA IS NOW MANAGED SOLELY BY THE NONPROFIT BTSA. 3,073,982
    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  
    2  
    All other program-related investments. See instructions.
    3  
    Total. Add lines 1 through 3.........................bullet0
    Form 990-PF (2021)
    Form 990-PF (2021)
    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
    5,757,363
    b
    Average of monthly cash balances.......................
    1b
    606,752
    c
    Fair market value of all other assets (see instructions)................
    1c
    0
    d
    Total (add lines 1a, b, and c).........................
    1d
    6,364,115
    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
    6,364,115
    4
    Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see
    instructions) .............................
    4
    95,462
    5
    Net value of noncharitable-use assets. Subtract line 4 from line 3. .......
    5
    6,268,653
    6
    Minimum investment return. Enter 5% (0.05) of line 5................
    6
    313,433
    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
     
    2a
    Tax on investment income for 2021 from Part V, line 5.......
    2a
     
    b
    Income tax for 2021. (This does not include the tax from Part V.) ...
    2b
     
    c
    Add lines 2a and 2b............................
    2c
     
    3
    Distributable amount before adjustments. Subtract line 2c from line 1............
    3
     
    4
    Recoveries of amounts treated as qualifying distributions................
    4
     
    5
    Add lines 3 and 4............................
    5
     
    6
    Deduction from distributable amount (see instructions).................
    6
     
    7
    Distributable amount as adjusted. Subtract line 6 from line 5. Enter here and on Part XII, line 1 ...
    7
     
    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
     
    b
    Program-related investments—total from Part VIII-B..................
    1b
     
    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
     
    Form 990-PF (2021)
    Form 990-PF (2021)
    Page 9
    Part XII
    Undistributed Income (see instructions)
    (a)
    Corpus     		(b)
    Years prior to 2020     		(c)
    2020     		(d)
    2021
    1 Distributable amount for 2021 from Part X, line 7  
    2 Undistributed income, if any, as of the end of 2021:
    a Enter amount for 2020 only.......  
    b Total for prior years:20, 20, 20  
    3 Excess distributions carryover, if any, to 2021:
    a From 2016......  
    b From 2017......  
    c From 2018......  
    d From 2019......  
    e From 2020......  
    f Total of lines 3a through e ........  
    4Qualifying distributions for 2021 from Part
    XI, line 4: bullet$  
    a Applied to 2020, but not more than line 2a  
    b Applied to undistributed income of prior years
    (Election required—see instructions).....     		 
    c Treated as distributions out of corpus (Election
    required—see instructions)........     		 
    d Applied to 2021 distributable amount.....  
    e Remaining amount distributed out of corpus  
    5 Excess distributions carryover applied to 2021.    
    (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  
    b Prior years’ undistributed income. Subtract
    line 4b from line 2b ..........     		 
    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......     		 
    d Subtract line 6c from line 6b. Taxable amount
    —see instructions ...........     		 
    e Undistributed income for 2019. Subtract line
    4a from line 2a. Taxable amount—see
    instructions .............     		 
    f Undistributed income for 2021. Subtract
    lines 4d and 5 from line 1. This amount must
    be distributed in 2022 ..........     		 
    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) .......     		 
    8 Excess distributions carryover from 2016 not
    applied on line 5 or line 7 (see instructions) ...     		 
    9 Excess distributions carryover to 2022.
    Subtract lines 7 and 8 from line 6a ......     		 
    10 Analysis of line 9:
    a Excess from 2017....  
    b Excess from 2018....  
    c Excess from 2019....  
    d Excess from 2020....  
    e Excess from 2021....  
    Form 990-PF (2021)
    Form 990-PF (2021)
    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 2021, enter the date of the ruling ....... bullet
    1975-08-18
    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 X for each
    year listed ..........     		Tax year Prior 3 years (e) Total
    (a) 2021 (b) 2020 (c) 2019 (d) 2018
    0 0 0 0 0
    b 85% (0.85) of line 2a ......... 0 0 0 0 0
    c Qualifying distributions from Part XI,
    line 4 for each year listed .....     		939,140 473,444 539,086 912,590 2,864,260
    d Amounts included in line 2c not used directly
    for active conduct of exempt activities ..........     		0 0 0 0 0
    e Qualifying distributions made directly
    for active conduct of exempt activities.
    Subtract line 2d from line 2c ....     		939,140 473,444 539,086 912,590 2,864,260
    3 Complete 3a, b, or c for the
    alternative test relied upon:
    a “Assets" alternative test—enter:
    (1) Value of all assets ......         0
    (2) Value of assets qualifying
    under section 4942(j)(3)(B)(i)    		         0
    b “Endowment" alternative test— enter 2/3
    of minimum investment return shown in
    Part IX, line 6 for each year listed ..     		208,955 202,437 179,285 188,086 778,763
    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) ....     		        0
    (2) Support from general public
    and 5 or more exempt
    organizations as provided in
    section 4942(j)(3)(B)(iii)....     		        0
    (3) Largest amount of support
    from an exempt organization    		         0
    (4) Gross investment income         0
    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).)
    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 bullet
    aThe name, address, and telephone number or e-mail address of the person to whom applications should be addressed:
    ALLISON LESTER
    37615 E ARBORETUM WAY
    SUPERIOR,AZ851735100
    (520) 689-4588
    bThe form in which applications should be submitted and information and materials they should include:
    LETTER
    cAny submission deadlines:
    NONE
    dAny restrictions or limitations on awards, such as by geographical areas, charitable fields, kinds of institutions, or other
    factors:
    LIMITED TO FREE OR REDUCED ADMISSION
    Form 990-PF (2021)
    Form 990-PF (2021)
    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
    Total .................................bullet 3a 0
    bApproved for future payment
    Total .................................bullet 3b 0
    Form 990-PF (2021)
    Form 990-PF (2021)
    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 ....         542,836
    3 Interest on savings and temporary cash
    investments ...........     		         
    4 Dividends and interest from securities ....          
    5 Net rental income or (loss) from real estate:
    aDebt-financed property......          
    bNot debt-financed property.....     16 47,705  
    6 Net rental income or (loss) from personal property          
    7 Other investment income .....          
    8 Gain or (loss) from sales of assets other than
    inventory ............     		    18 493,975  
    9 Net income or (loss) from special events:          
    10 Gross profit or (loss) from sales of inventory         338,504
    11 Other revenue: a
    b
    c
    d
    e
    12 Subtotal. Add columns (b), (d), and (e) .. 0 694,389 1,742,915
    13Total. Add line 12, columns (b), (d), and (e)..................
    13
    2,437,304
    (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.)
    1A REVENUE GENERATED FROM ADMISSION FEES CHARGED TO VISIT THE ARBORETUM.
    1B REVENUE GENERATED FROM THE SALES OF DESERT PLANT MAGAZINES.
    1C OTHER REVENUE GENERATED IN FURTHERANCE OF THE TAX-EXEMPT PURPOSE.
    2 MEMBERSHIP DUES CHARGED TO MEMBERS OF THE ORGANIZATION.
    10 SALE OF EDUCATIONAL ITEMS AND ITEMS THAT ENCOURAGE THE PUBLIC'S
    10 EXPLORATION OF, AND INTERACTION WITH, PLANT LIFE.
    Form 990-PF (2021)
    Form 990-PF (2021)
    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.
    Bullet Bullet
    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 PTIN
    Firm's name SmallBullet
    		 Firm's EIN SmallBullet
    Firm's address SmallBullet


    		 Phone no.
    Form 990-PF (2021)
    Additional Data


    Software ID:  
    Software Version:  


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

    Arrow Bullet Attach to Form 990, 990-EZ, or 990-PF.
    Arrow Bullet Go to www.irs.gov/Form990 for the latest information.
    OMB No. 1545-0047
    2021
    Name of the organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
     
    Employer identification number

    88-0061520
    Organization type (check one):
    Filers of:
    Section:
    Form 990 or 990-EZ






    Form 990-PF




    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
    Special Rules
    ......... Arrow Bullet $  
    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) (2021)
    Schedule B (Form 990) (2021) Page 2
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number
    88-0061520
    Part I
    Contributors
    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
    ARIZONA COMMUNITY FOUNDATION
     
    2201 E CAMELBACK RD SUITE 405B
     
    PHOENIX, AZ85016

    		$ 5,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    2
    CAROLYN BAECKER
     
    6410 E FLAT IRON LOOP
     
    GOLD CANYON, AZ85118

    		$ 5,060


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    3
    CLIFF DOUGLAS
     
    3311 N HAWES RD
     
    MESA, AZ85207

    		$ 5,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    4
    CONNIE AND RONALD THOMAS
     
    3401 E FAIRFIELD ST
     
    MESA, AZ85213

    		$ 10,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    5
    COVERT AND LEA BAILEY
     
    2466 LEISURE WORLD
     
    MESA, AZ85206

    		$ 20,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    6
    ESQUE FAMILY FUND
     
    1443 E COLT RD
     
    TEMPE, AZ85284

    		$ 10,000


    (Complete Part II for noncash contributions.)
    Schedule B (Form 990) (2021)
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number
    88-0061520
    Part I
    Contributors
    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
    7
    GREGORY J SCAVEN FAMILY CHARITABLE FUND AT FIDELITY
     
    PO BOX 770001
     
    CINCINNATI, OH45277

    		$ 5,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    8
    INTEL FOUNDATION
     
    3100 NE SHUTE RD RS5-110
     
    HILSBORO, OR97124

    		$ 19,618


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    9
    JAMES A NAFZIGER
     
    2115 E EVERETT DR
     
    PHOENIX, AZ85022

    		$ 5,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    10
    JEFFREY HEIMER AND LINDA BROCK
     
    3412 E STARFORD DRIVE
     
    PARADISE VALLEY, AZ85253

    		$ 27,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    11
    JOSEPH AND GAIL GIACOBAZZI
     
    127 206TH AVE NE
     
    SAMMAMISH, WA98074

    		$ 11,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    12
    MELISSA AND PAUL VANCE
     
    6 W 28TH WAY
     
    DURANGO, CO81301

    		$ 10,000


    (Complete Part II for noncash contributions.)
    Schedule B (Form 990) (2021)
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number
    88-0061520
    Part I
    Contributors
    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
    13
    PEGGY AND GARY THOMPSON
     
    65 E UNIVERSITY DR 2013
     
    TEMPE, AZ85281

    		$ 10,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    14
    PERRY AND TERESA PEARSON
     
    5553 S MOHAVE SAGE
     
    GOLD CANYON, AZ85118

    		$ 15,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    15
    RESOLUTION COPPER COMPANY
     
    PO BOX 1944
     
    SUPERIOR, AZ85173

    		$ 15,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    16
    RICHARD FRIES
     
    2625 E SOUTHERN AVE C-72
     
    TEMPE, AZ85282

    		$ 15,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    17
    RUSTY WILKINSON
     
    2533 E LYNWOOD ST
     
    MESA, AZ85213

    		$ 5,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    18
    SHEILA WELLINGTON
     
    249 E 48TH STREET 16C
     
    NEW YORK, NY10017

    		$ 10,000


    (Complete Part II for noncash contributions.)
    Schedule B (Form 990) (2021)
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number
    88-0061520
    Part I
    Contributors
    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
    19
    STATE OF ARIZONA
     
    1700 W WASHINGTON STREET
     
    PHOENIX, AZ85207

    		$ 162,544


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    20
    THOMAS C ROGERS
     
    3111 BEL AIR DR STE 203
     
    LAS VEGAS, NV89109

    		$ 10,000


    (Complete Part II for noncash contributions.)
    (a)
    No.    		 (b)
    Name, address, and ZIP + 4    		 (c)
    Total contributions    		 (d)
    Type of contribution
    21
    TIMM SHELLY AND JACQUE ESQUE
     
    1443 E COLT RD
     
    TEMPE, AZ85284

    		$ 10,000


    (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.)
    Schedule B (Form 990) (2021)
    Schedule B (Form 990) (2021)
    Page 3
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number

    88-0061520
    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) (2021)
    Schedule B (Form 990) (2021)
    Page 4
    Name of organization
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
          		Employer identification number

    88-0061520
    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 $1,000 or less for the year. (Enter this information once. See instructions.) Arrow Bullet$  
    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) (2021)
    Additional Data


    Software ID:  
    Software Version:  

    TY 2021 InvestmentsCorpBondsSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Name of Bond End of Year Book Value End of Year Fair Market Value
    MFO FRANKLIN TEMP EMERGING MKTS DEBT OPP 53,994 53,994
    MFB NORTHERN FDS BD INDEX FD 466,810 466,810
    MFO BLACKROCK FDS V HIGH YIELD BD PORT INSTLCL 216,338 216,338
    MFC FLEXSHARES TR TR IBOXX 3 YR TARGET DURATION TIPS INDEX FD 47,139 47,139
    MFC FLEXSHARES TRUST HIGH YIELD VALUE SCORED BOND INDEX FUND 176,706 176,706
    MFC ISHARES TRUST ISHARES 5-10 YEAR INVESTMENT GRADE CORPORATE BOND ETF 279,554 279,554

    TY 2021 InvestmentsCorpStockSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Name of Stock End of Year Book Value End of Year Fair Market Value
    MFB NORTHERN FUNDS EMERGING MARKETS EQUITY INDEX 79,295 79,295
    MFO DFA INVT DIMENSIONS GROUP INC, EMERGING MKTS CORE EQUITY PORT 150,300 150,300
    MFB NORTHERN EQUITY INDEX FUNDS, INTL EQT INDEX 237,255 237,255
    MFB NORTHERN FUNDS STK INDEX FD 299,302 299,302
    MFB NORTHERN MULTI MANAGER GLOBAL LISTED INFRASTRUCTURE FUND 85,778 85,778
    MFO DFA INVESTMENT DIMENSIONS GROUP INC, US SMALL CAP 168,287 168,287
    MFO DFA INVT DIMENSIONS GROUP INC U.S., CORE EQUITY 1 PORT 423,696 423,696
    MFC FLEXSHARES TR MORNINGSTAR GLOBAL, UPSTREAM NAT RES INDEX FD 275,707 275,707
    MFC FLEXSHARES TR MORNINGSTAR DEVELOPED MARKETS EX US FACTOR TILT INDEX FD 539,215 539,215
    MFC FLEXSHARES TR MORNINGSTAR US MKT, FACTOR TILT INDEX FD 511,901 511,901
    MFC ISHARES CORE S&P MID-CAP ETF 169,673 169,673

    TY 2021 InvestmentsOtherSchedule2
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Category/ Item Listed at Cost or FMV Book Value End of Year Fair Market Value
    MFB NORTHERN FDS GLOBAL, REAL ESTATE AT COST 90,697 90,697

    TY 2021 LegalFeesSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
    LEGAL FEES 34,325 0 34,325 0


    TY 2021 OtherDecreasesSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Description Amount
    UNREALIZED LOSS ON INVESTMENTS 1,278,541


    TY 2021 OtherExpensesSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Description Revenue and Expenses per Books Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
    ADVERTISING 47,415 0 25,544 21,871
    OFFICE EXPENSES 136,125 0 73,336 3,698
    INFORMATION TECHNOLOGY 52,398 0 28,229 39,277
    INSURANCE 87,145 0 46,948 40,197
    SPECIAL EVENT EXPENSES 22,416 0 22,416 0
    VEHICLE EXPENSES 55,831 0 30,078 25,753
    SUPPLIES 166,470 0 89,684 76,786
    EDUCATION EXPENSES 22,250 0 22,250 0


    TY 2021 OtherIncomeSchedule2
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Description Revenue And Expenses Per Books Net Investment Income Adjusted Net Income
    ADMISSIONS 800,724   800,724
    SUBSCRIPTION REVENUE 5,517   5,517
    OTHER INCOME 55,334   55,334
    MEMBERSHIP DUES AND ASSESSMENTS 542,836   542,836


    TY 2021 OtherProfessionalFeesSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
    INVESTMENT MANAGEMENT FEES 16,827 16,827 0 0


    TY 2021 TaxesSchedule
    Name:
    BOYCE THOMPSON SOUTHWESTERN ARBORETUM
    EIN:
    88-0061520
    Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
    PAYROLL TAXES 141,658 0 85,425 55,158
    SALES TAX 156 0 156 0