l efile GRAPHIC p rint - DO NOT PROCESS As Filed Data - DLN: 93491318019124 Return of Private Foundation OMB No 1545-0052 Form 990 -PF or Section 4947 ( a)(1) Trust Treated as Private Foundation 0- Do not enter Social Security numbers on this form as it may be made public . By law, the 2013 IRS cannot redact the information on the form. Department of the Treasury 0- Information about Form 990-PF and its instructions is at www. irs.gov/form990pf . Internal Revenue Service For calendar year 2013 , or tax year beginning 01 - 01-2013 , and ending 12-31-2013 Name of foundation A Employer identification number OPEN SOCIETY INSTITUTE 13-7029285 O/o MATIA ARBOLINO Number and street (or P 0 box number if mail is not delivered to street address) Room/suite U ieiepnone number (see instructions) 224 WEST 57TH STREET Suite (212) 548-0600 City or town, state or province, country, and ZIP or foreign postal code C If exemption application is pending, check here F NEW YORK, NY 10019 G Check all that apply r'Initial return r'Initial return of a former public charity D 1. Foreign organizations, check here F r-Final return r'Amended return 2. Foreign organizations meeting the 85% test, r Address change r'Name change check here and attach computation E If private foundation status was terminated H Check type of organization Section 501(c)(3) exempt private foundation und er section 507 ( b )( 1 )( A ), c hec k here F_ Section 4947(a)(1) nonexempt charitable trust r'Other taxable private foundation I Fair market value of all assets at end J Accounting method F Cash F Accrual F If the foundation is in a 60-month termination of year (from Part II, col. (c), r Other (specify) under section 507(b)(1)(B), check here 0- F line 1,590,570,302 (Part I, column (d) must be on cash basis.) (d) Disbursements Analysis of Revenue and Expenses (The (a) Revenue and (b) Net investment (c) Adjusted net for charitable total of amounts in columns (b), (c), and (d) may not expenses per income income purposes necessanly equal the amounts in column (a) (see books instructions) ) (cash basis only) 1 Contributions, gifts, grants, etc , received (attach 41,101,500 schedule) 2 Check ► F- if the foundation is not required to attach Sch B 3 Interest on savings and temporary cash investments 9,294 9,294 9,294 4 Dividends and interest from securities. 74 4,826,557 4,826,557 5a Gross rents . b Net rental income or (loss) q} 6a Net gain or (loss) from sale of assets not on line 10 117,507,037 b Gross sales price for all assets on line 6a } 221, 326, 483 7 Capital gain net income (from Part IV, line 2) . 121,846,063 8 Net short-term capital gain . 9 Income modifications . 193,999 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) . -2,973,770 100,172 995 12 Total . Add lines 1 through 11 . 155,644,135 126,782,086 5,030,845 13 Compensation of officers, directors, trustees, etc 1,615,488 1,615,488 14 Other employee salaries and wages . 43,812,404 42,867,961 15 Pension plans, employee benefits . 26,943,854 21,820,289 r_ 16a Legal fees (attach schedule) . 643,213 0 0 691,127 b Accounting fees (attach schedule) . 413,415 0 0 400,365 W c Other professional fees (attach schedule) . 17,071,150 17,134,478 17 Interest . 1,073,674 1,133,999 4Z 18 Taxes (attach schedule) (see instructions) 11,536,822 1,311,564 19 Depreciation (attach schedule) and depletion . 5,678,735 20 Occupancy . 9,047,524 7,364,399 21 Travel, conferences, and meetings . 11,457,904 11,758,368 r_ 22 Printing and publications . 784,165 772,898 23 Other expenses (attach schedule) . 12,858,839 13,150,773 5= 24 Total operating and administrative expenses. Add lines 13 through 23 . 142,937,187 0 0 120,021,709 25 Contributions, gifts, grants paid . 47,507,220 24,615,821 26 Total expenses and disbursements. Add lines 24 and 190,444,407 0 0 144,637,530 25 27 Subtract line 26 from line 12 a Excess of revenue over expenses and disbursements -34,800,272 b Net investment income (if negative, enter -0-) 126,782,086 c Adjusted net income (if negative, enter -0-) 5,030,845 For Paperwork Reduction Act Notice, see instructions . Cat No 11289X Form 990-PF (2013) Form 990-PF (2013) Panes 2 Attached schedules and amounts in the description column Beginning of year End of year Balance Sheets should be for end-of- y ear amounts onl y (See instructions ( a) Boo k Va l ue ( b ) Boo k Va l ue (c) F air M arket Va l ue 1 Cash-non - interest-bearing . 33,555,442 47,646,089 47,646,089 2 Savings and temporary cash investments . 3,195,489 1,263,287 1,263,287 3,330,065 3 Accounts receivable ► Less allowance for doubtful accounts 6,312,893 3,330,065 3,330,065 4 Pledges receivable ► Less allowance for doubtful accounts 5 Grants receivable . 940 6 Receivables due from officers , directors , trustees , and other disqualified persons ( attach schedule ) ( see instructions) . 7 Other notes and loans receivable ( attach schedule) Oil Less allowance for doubtful accounts ► 8 Inventories for sale or use . 9 Prepaid expenses and deferred charges . uti 4 10a Investments - U S and state government obligations ( attach schedule) b Investments -corporate stock ( attach schedule ) . c Investments-corporate bonds ( attach schedule ). 11 Investments - land, buildings , and equipment basis ► Less accumulated depreciation ( attach schedule) Oil 12 Investments - mortgage loans . 13 Investments -other ( attach schedule ) . 571,843,000 1,458,921 ,234 1,458,921,234 14 Land, buildings, and equipment basis Ilk, 71,124,364 Less accumulated depreciation ( attach schedule ) Oil 9,100,641 46,772,135 62,023,723 62,023,723 15 Other assets ( describe llk^ ) 24,191,536 17,385,904 17,385,904 16 Total assets ( to be completed by all filers-see the instructions Also, see page 1, item I) 685,871,435 1,590,570,302 1,590,570,302 17 Accounts payable and accrued expenses . 58,593,345 59,151,859 18 Grants payable . 64,264,670 31,196,150 19 Deferred revenue . +' 20 Loans from officers, directors , trustees, and other disqualified persons 0 500,000,000 21 Mortgages and other notes payable ( attach schedule) J 22 Other liabilities ( describe ) 95 70,375,586 Qg 46,528,351 23 Total liabilities ( add lines 17 through 22) . 193,233,601 636,876,360 Foundations that follow SFAS 117, check here F and complete lines 24 through 26 and lines 30 and 31. Q} 24 U nrestricted . 492,637,834 953,693,942 25 Temporarily restricted 26 Permanently restricted co Foundations that do not follow SFAS 117, check here Ilk, fl and complete lines 27 through 31. u_ 27 Capital stock, trust principal, or current funds . 28 Paid-in or capital surplus , or land, bldg , and equipment fund 29 Retained earnings , accumulated income, endowment , or other funds w1 30 Total net assets or fund balances ( see page 17 of the instructions ) . 492,637,834 953,693,942 31 Total liabilities and net assets/ fund balances ( see page 17 of the instructions ) . 685,871,435 1,590,570,302 UMM 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 30 (must agree with end-of-year figure reported on prior year's return) . 1 492,637,834 2 Enter amount from Part I, line 27a . 2 -34,800,272 3 495,856,385 3 Other increases not included in line 2 (itemize) ► S 4 Add lines 1, 2, and 3 . 4 953,693,947 5 5 5 Decreases not included in line 2 (itemize) ► 6 Total net assets orfund balances at end of year (line 4 minus line 5)- Part II, column (b), line 30 6 953,693,942 Form 990-PF (2013) Form 990-PF (2013) Page 3 Ca ital Gains and Losses for Tax on Investment Income (b) How acquired (a) List and describe the kind ( s) of property sold (e g , real estate, (c) Date acquired (d) Date sold P-Purchase 2-story brick warehouse, or common stock, 200 shs MLC Co (mo , day, yr ( mo , day, yr D-Donation la QUANTUM ENDOWMENT FUND IRELAND PLC CLASS C P 1990-01-01 2013-07-31 UNRESTRICTED b C d e ( f) Depreciation allowed (g) Cost or other basis (h) Gain or (loss) (e) Gross sales price (or allowable) plus expense of sale ( e) plus (f) minus (g) a 221,326,483 99,480,420 121,846,063 b C d e Complete only for assets showing gain in column ( h) and owned by the foundation on 12/31/69 ( I) Gains (Col (h) gain minus (j) Adjusted basis (k) Excess of col (i) col (k), but not less than -0-) or (i) F M V as of 12/ 31/69 as of 12/31/69 over col (j), if any Losses ( from col (h)) a 121,846,063 b C d e If gain, also enter in Part I, line 7 2 Capital gain net income or (net capital loss) If (loss), enter - 0- in Part I, line 7 2 121,846,063 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 3 Qualification Under Section 4940(e) for Reduced Tax on Net Investment Income (For optional use by domestic private foundations subject to the section 4940( a) tax on net investment income ) f section 4940( d)(2) applies, leave this part blank Was the foundation liable for the section 4942 tax on the distributable amount of any year in the base period? fl Yes F No If "Yes," the foundation does not qualify under section 4940 ( e) Do not complete this part 1 Enter the appropriate amount in each column for each year, see page 18 of the instructions before making any entries (d) Base period years Calendar Distribution ratio Adjusted qualifying distributions Net value of noncharitable-use assets year (or tax year beginning in) (col (b) divided by col (c)) 2012 253,862,625 616,966,843 0 411469 2011 125,987,791 991,463,701 0 127073 2010 111,918,373 987,185,363 0 113371 2009 143,270,469 927,602,013 0 154453 2008 181,785,264 1,485,551,057 0 122369 2 Total of line 1, column (d) .