2026-02-09T01:47:43-06:00 2025-03-31 ERNST & YOUNG US LLP ONE MANHATTAN WEST NEW YORK NY 100018604 990PF 2024-04-01 133248042 The Dobkin Family Foundation % EY US LLP DOBK 2127733000 160 OLD CHURCH LN POUND RIDGE NY 10576 ERIC S DOBKIN TRUSTEE 2127733000 2026-02-06 true true Rossella Loccisano-Lo Franco P01659040 2127733000 2026-02-05 2024 2025-03-06 01:10:19Z X 35763674 X 2789500 404948 404948 24939 24939 6129624 7042780 6197059 223922 98439 9572933 6725385 169417 42354 127063 56278 14069 42208 307820 76955 230865 65500 32750 0 32750 46754 8828 8828 20603 2527 17125 675200 168655 0 458839 2024300 2024300 2699500 168655 0 2483139 6873433 6556730 0 1146300 1196008 1196008 4563130 11476183 11476183 1509014 869258 2987293 10467410 9527780 20094130 10060 10060 10060 17695914 23079289 35763674 961 10173 961 10173 X 17694953 23069116 17694953 23069116 17695914 23079289 17694953 6873433 24568386 1499270 23069116 PUBLICLY TRADED SECURITIES 5989209 713353 5275856 5275856 EXCESS DIST THRU RS ENERGY COINVEST III, L.P. P 12141 12141 12141 EXCESS DIST THRU RS ENERGY COINVEST V (CAYMAN), LP P 242824 242824 242824 EXCESS DIST THRU CCMP CAP INVESTORS III LP P 11666 11666 11666 1231 LOSS - RS ENERGY COINVEST V (CAYMAN), LP P 67555 -67555 -67555 1256 GAINS - RS ENERGY COINVEST V (CAYMAN), LP P 39206 39206 39206 EXCESS DIST THRU RHO VENTURES V P 64813 -64813 -64813 CAPITAL GAINS THRU PARTNERSHIP P 714662 714662 714662 STERLING AMERICAN PROPERTY IV LP P 31582 31582 31582 AQUIOM FINANCIALS LLC P 1143 1143 1143 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 CAPITAL GAIN DIVIDENDS P 347 6197059 91139 91139 91139 45414 0 60000 105414 X 1492 12783 12783 false false false false false true true false true true NY true false false false true true N/A EY US LLP 2127733000 ONE MANHATTAN WEST NEW YORK NY 100018604 false false false false false false false false false false true false false false false false false false false false false false false ERIC S DOBKIN C/O DOBKIN FAMILY OFFICE 51 LOCUST AVE SUITE 201 NEW CANAAN CT 06840 TRUSTEE/PART TIME 1.0 250000 0 0 BARBARA DOBKIN C/O DOBKIN FAMILY OFFICE 51 LOCUST AVE SUITE 201 NEW CANAAN CT 06840 TRUSTEE/PART TIME 1.0 0 0 0 RACHEL L DOBKIN C/O DOBKIN FAMILY OFFICE 51 LOCUST AVE SUITE 201 NEW CANAAN CT 06840 TRUSTEE/GRANTS ANALYST 1.0 65000 0 0 ERNST & YOUNG US LLP ONE MANHATTAN WEST NEW YORK NY 100018604 PROFESSIONAL SERVICE 65500 NONE NONE NONE 3682985 9154530 20943605 33781120 0 33781120 506717 33274403 1663720 1663720 91139 1692 92831 1570889 30000 1600889 1600889 2483139 0 0 0 0 2483139 1600889 2022 2021 2020 2447249 2077692 2051525 1032737 733950 8343153 2483139 1600889 882250 9225403 0 2447249 6778154 2077692 2051525 1032737 733950 882250 ERIC S DOBKIN NONE X SEE SCHEDULE ATTACHED SEE SCHEDULE ATTACHED SEE SCHEDULE ATTACHED NY 00000 N/A PC GENERAL PURPOSE 2024300 2024300 14 404948 14 24939 901101 -67435 18 6197059 EXCISE TAX REFUND 2518 MISCELLANEOUS INCOME 30000 PASSTHROUGH INCOME 01 98439 PASSTHROUGH INCOME - UBTI 901101 92965 25530 6725385 32518 6783433 false false false false false false false false false false X X 1 ERIC S DOBKIN C/O DOBKIN FAMILY OFFICE 51 LOCUST NEW CANAAN CT 06840 1559905 X X 2 ERIC S DOBKIN C/O DOBKIN FAMILY OFFICE 51 LOCUST NEW CANAAN CT 06840 730000 X 3 Legacy Venture VI C/O DOBKIN FAMILY OFFICE 51 LOCUST NEW CANAAN CT 06840 256127 X 4 Legacy Venture VII C/O DOBKIN FAMILY OFFICE 51 LOCUST NEW CANAAN CT 06840 199334 X 5 Legacy Venture IX C/O DOBKIN FAMILY OFFICE 51 LOCUST NEW CANAAN CT 06840 44134 X 1 1,000 SHS GOLDMAN SACHS GROUP, INC 503885 2024-07-30 1 2,000 SHS GOLDMAN SACHS GROUP, INC 1056020 2024-10-15 ACCOUNTING FEES 65500 32750 32750 NONE COMPUTER/PRINTER 11919 11919 SL 5 FURNITURE/OFFICE 17046 17046 SL 5 WALLPAPER/CARPET 17380 17380 SL 5 PHONE SYSTEM 4057 4057 SL 5 INTERIOR 12161 12161 SL 5 FURNITURE II 18654 18654 SL 5 WALLPAPER/CARPET 15650 15650 SL 5 COMPUTER 2006-08-24 3679 3679 SL 5 COMPUTER 2007-01-30 4010 4010 SL 5 LAPTOP COMPUTER 2008-08-25 1723 1723 SL 5 OFFICE SERVER #1 2009-11-02 2085 2085 SL 5 OFFICE SERVER #2 2009-11-05 1511 1511 SL 5 OFFICE SERVER #3 2010-02-15 1795 1795 SL 5 DESKTOP COMPUTER 2010-04-29 903 903 SL 5 LAPTOP COMPUTER #2 2010-07-21 988 988 SL 5 OFFICE SERVER #4 2014-11-11 3464 3464 SL 5 XIAOMI CORPATION 3400 2149852 VENUS MADTECH INC 9682 2882 MEITUAN CMN 0 0 FAIRFAX FINANCIAL HOLDINGS LTD 0 0 CANSINO BIOLOGICS 0 0 GOLDMAN SACHS GROUP 0 0 FIRSTSUN CAP BANCORP 856176 834559 MERSANA THERAPEUTICS, INC 0 0 IGNITION VENTURE PARTNERS III 97826 402 ATLAS VENTURE ENTREP. FD VI,LP 16808 821850 RHO VENTURES V, L.P 0 0 RIVERSTONE ENERGY COINV'T III 0 2126 CENTRE CAPITAL INVESTORS V LP 601575 184517 AMERICAN SECURITIES PTRS VI LP 100197 366176 QIMING VENTURE PTRS III LP 329683 713786 LEGACY VENTURES VI LLC 880017 3118592 RIVERSTONE ENERGY COINV'T V LP 0 76746 IGNITION VENTURE PTRS V LP 173869 594263 QIMING VENTURE PARTNERS IV 496977 1602302 CENTRE CAPITAL INVESTORS VI 242539 372142 LEGACY VENTURES VII, LLC 735271 2125162 DSS BOUNTY, LLC 309513 309513 RIVERSTONE ENERGY COINV'T VI 412372 363168 IGNITION VENTURE VI LP 543278 1876064 LEGACY VENTURES VIII LP 1169747 2805666 SATTER MEDICAL TECHNOLOGY PTRS 313872 52205 AMERICAN SECURITIES PTRS VII 359321 751730 ROARK CAPITAL INVESTORS V LP 760776 1584345 AMERICAN SECURITIES PTRS VIII 770371 805403 LEGACY VENTURES X, LLC 664140 801438 CROSSLINK VENTURES V LIQ FUND 48854 48854 LEGACY VENTURES XI, LLC 277233 290382 CENTRE PTRS CONTINUATION, LP 11950 396153 RIVERSTONE ENERGY COINV'T IV 19941 1025 RHO VENTURES V, LIQUI TRUST 191650 26950 CCMP CAPITAL INVESTORS III LP 0 3170 ARTWORK 10060 10060 10060 EXCESS OF FMV OVER DONOR'S COST BASIS 1486309 OF SECURITIES DONATED TO THE FOUNDATION 0 OTHER DECREASES FROM PARTNERSHIP 12961 ADP PAYROLL EXP 9825 2456 7369 NYS FILING FEE 750 750 CHARITABLE EXPENSES 295 295 NON DEDUCTIBLE EXP 894 MEMBERSHIP FEES 95 95 MISCELLANEOUS EXPENSES 171 153 LODGING 8463 8463 PROPERTY TAX 39 OTHER DEDUCTION 71 71 PASSTHROUGH INCOME 98439 98439 PASSTHROUGH INCOME - UBTI 92965 Excise tax refund 2518 Charity refund 30000 EXCISE TAXES PAID 46000 STATE TAXES PAID 754