OMB No. 1545-0052 Form 990-PF Return of Private Foundation I or Section 4947(a)(1) Trust Treated as Private Foundation À¾µ¼ Do not enter social security numbers on this form as it may be made public. Department of the Treasury I Internal Revenue Service Go to www.irs.gov/Form990PF for instructions and the latest information. Open to Public Inspection For calendar year 2018 or tax year beginning , 2018, and ending , 20 Name of foundation A Employer identification number FOUNDATION TO PROMOTE OPEN SOCIETY 26-3753801 Number and street (or P.O. box number if mail is not delivered to street address) Room/suite B Telephone number (see instructions) 224 WEST 57TH STREET (212) 548-0600 City or town, state or province, country, and ZIP or foreign postal code C If exemption applicatmionm ism m m m m m I pending, check here NEW YORK, NY 10019 m m I G Check all that apply: Initial return Initial return of a former public charity D 1. Foreign organizations, check here Final return Amended return 2. Foreign organizations meeting the 85% test, checkm hem rem anmd am ttamchm m m I Address change Name change computation H Check type of organization: X Section 501(c)(3) exempt private foundation E If private foundation status was terminamtedI Section 4947(a)(1) nonexempt charitable trust Other taxable private foundation under section 507(b)(1)(A), check here I Fair market value of all assets at J Accounting method: Cash X Accrual F If the foundation is in a 60-month terminmatIion end of year (from Part II, col. (c), line Other (specify) under section 507(b)(1)(B), check here 16) I $ 10,358,650,756. (Part I, column (d) must be on cash basis.) (d) Disbursements Part I Analysis of Revenue and Expenses (The (a) Revenue and total of amounts in columns (b), (c), and (d) (b) Net investment (c) Adjusted net for charitable expenses per income income purposes may not necessarily equal the amounts in books column (a) (see instructions).) m (cash basis only) 1 Contributions, gifts, grants, etc., received (attach schedule) I if the foundation is not required to 2 Check X m m m m m m m m m m attach Sch. B m 3 Interest on savings and temporary cash investments m m m m 154,006,935. 4 Dividends anm d minmtemremst mfrom mm smecm urm itimesm m m m m 5a Gross rents b Net rental income or (loss) e 6a Net gain or (loss) from sale of assets not on line 10 878,622,618. u b Gross sales price for all n 878,622,618. assets on line 6a e v m 0. e 7 Capital gain net income (from mm Pm arm t ImV,m limnem 2m) m R 8 Net short-term capital gm amin m m m m m m m m m m 9 Income modifications 10 a Gross sales less rmetum rnms m m and allowances m b Less: Cost of goods sold m m m m c Gross profit or (loss) (attach schedule) m m m m m m m 1,100,696,708. 11 Other income (attach schedule)m ATCHm m m m 1m m m 12 Total. Add lines 1 through 11 m m 878,622,618. 1,254,703,643. 13 Compensation of officers, directors, trustees, etc. 0. s m m m m m e 14 Other employee salaries and wages s m m m m m m n 15 Pension plans, employee benefits e m m m m m m m m m p 16 a Legal fees (attach schedule) ATCH 2 4,283. 4,295. x m m m m m m E 466,783. 452,500. b Accounting fees (attach schedule)ATCH 3 e m m m 103,280. 95,433. v [4] i c Other professional fees (attach schedule) t m m m m m m m m m m m m m m m m m m m a r 17 Interest t m m m s -8,866,251. i 18 Taxes (attach schedule) (see instructions)[5] n m i 19 Depreciation (attach schedule) and depletion m m m m m m m m m m m m m m m m m m d 20 Occupancy A m m m m m m 21 Travel, conferences, and meetings d m m m m m m m m m m n 22 Printing and publications a m m m m m m g 23 Other expenses (attach schedule)ATCH 6 3,716,240. 3,282,676. n i t 24 Total operating and administrative expenses. a r m m m m m m m m m m m -4,575,665. 3,834,904. e Add lines 13 through 23 p m m m m m m m 498,099,675. 493,684,322. O 25 Contributions, gifts, grants paid 26 Total expenses and disbursements. Add lines 24 and 25 493,524,010. 0. 0. 497,519,226. 27 Subtract line 26 from line 12: a Excess of revenue over expenses and disbursements 385,098,608. b Net investment income (if negative, enter -0m -)m 1,254,703,643. c Adjusted net income (if negative, enter -0-) JSA For Paperwork Reduction Act Notice, see instructions. Form 990-PF (2018) 8E1410 1.000 52840X 720F V 18-7.5F FPOS PAGE 3 Form 990-PF (2018) FOUNDATION TO PROMOTE OPEN SOCIETY 26-3753801 Page 2 Attached schedules and amounts in the Beginning of year End of year Part II Balance Sheets description column should be for end-of-year amounts only. (See instructions.) (a) Book Value (b) Book Value (c) Fair Market Value m m m m m m m m m m m m m m m m m m 20,494,579. 28,222,859. 28,222,859. 1 Cash - non-interest-bearing m m m m m m m m m m m 2 Savings and temporaIry cash investments 3 Accounts receivable I 3,691,389. Less: allowance forI doubtful accounts 3,691,389. 3,691,389. 4 Pledges receivable I Less: allowance fmorm dom umbtfmulm amccmoumntms m m m m m m m m m m m m m 5 Grants receivable 24,500. 6 Receivables due from officers, directors, trustees, andm om thm emr disqualified persons (attach schedule) (see instructioIns) 7 Other notes and loans receivable (attaIch schedule) Less: allowance for doubtfmulm amccmoumntms m m m m m m m m m m m m m s t 8 Inventories for sale or use e m m m m m m m m m m m m s 9 Prepaid expenses and deferred charges ATCH 7 2,495. 2,645. 2,645. s m m A 10a Investments - U.S. and state government obligations (attmacmh smchmedm ulme) m m b Investments - corporate stock (attach schedule) m m m m m m m m c Investments - corporate bonds (attach schedule) 11 Investments - land, buildings, I and equipment: basis Less: accumulated depreciation I (attach schedule) m m m m m m m m m m m m m m m m m 12 Investments - mortgage loans m m m m m m m m m m m m m 13 Investments - other (attach schedule) ATCH 8 10,698,200,532. 10,296,733,863. 10,296,733,863. 14 Land, buildings, and I equipment: basis Less: accumulated depreciation I (attach schedule) 15 Other assets (describe I ATCH 9 ) 55,000,000. 30,000,000. 30,000,000. 16 Total assets (to be completed bm y m am ll m fmilem rsm m- m sem em tmhem instructions. Also, see page 1, item I) m m m m m m m m m m m 10,773,722,106. 10,358,650,756. 10,358,650,756. 17 Accounts payable and accrued expenses 12,700. 37,953. m m m m m m m m m m m m m m m m m m m m m m m m 248,474,882. 228,383,879. 18 Grants payable m m m m m m m m m m m m m m m m m m m m m m m s 19 Deferred revenue e i t m m i l 20 Loans from officers, directors, trustees, and other disqualified persons i m m m m m b 21 Mortgages and other notes payable (attach schedule) a i L I ATCH 10 210,765,685. 164,515,385. 22 Other liabilities (describe m m m m m m m m m m m) 23 Total liabilities (add lines 17 through 22) m m m m I 459,253,267. 392,937,217. Foundations that follow SFAS 117, check here X s and complete lines 24 through 26, and lines 30 and 31. e c m m m m m m m m m m m m m m m m m m m m m m m m m n 24 Unrestricted 10,091,006,553. 9,802,714,957. a l m m m m m m m m m m m m m m m m m m m m 223,462,286. 162,998,582. a 25 Temporarily restricted B m m m m m m m m m m m m m m m m m m m m 26 Permanently restricted d n I Foundations that do not follow SFAS 117, check here u F and complete lines 27 through 31. r m m m m m m m m m o 27 Capital stock, trust principal, or current funds s m m m m m m t 28 Paid-in or capital surplus, or land, bldg., and equipment fund e s m m s 29 Retained earnings, accumulated income, endowment, or other funds A m m m m m m 10,314,468,839.