2026-04-03T08:15:37-04:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 208678873 The Midvale Foundation % Foundation Source MIDV 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Moira Hintsa President 8008391754 2026-03-22 true Jeffrey D Haskell P01345770 8008391754 2025 2025-03-06 01:10:19Z X 7619245 X 0 X 6325 6325 121658 121658 305621 2106204 305621 79 79 433683 433683 0 25688 25688 10248 48 33394 3 33391 69330 25739 33391 262850 262850 332180 25739 296241 101503 407944 0 229738 342283 342283 5414130 5403088 7276962 5643868 5745371 7619245 0 0 X 5643868 5745371 5643868 5745371 5643868 5745371 5643868 101503 5745371 5745371 Publicly-traded Securities 2106204 1800583 305621 305621 305621 5670 5670 5670 9221 0 9221 X 0 3551 3551 0 false false false false false false false true true DE true false false false false true Foundation Source 8008391754 501 Silverside Road Suite 123 Wilmington DE 198091377 false false false false false false false false false false false false false false false false false false false false false Matthew Hintsa Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, VP 1.0 0 0 0 Michael Hintsa Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, VP 1.0 0 0 0 Moira Hintsa Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Dir, Sec 1.0 0 0 0 7017600 195459 0 7213059 0 7213059 108196 7104863 355243 355243 5670 5670 349573 349573 349573 296241 0 0 0 0 296241 349573 285442 296241 285442 10799 0 0 338774 0 0 NONE X ADAM J LEWIS ACADEMY INC 500 STATE ST BRIDGEPORT CT 06604 N/A PC General & Unrestricted 10000 ANIMAL RESCUE LEAGUE OF SOUTHERN RHODE ISLAND PO BOX 458 WAKEFIELD RI 02880 N/A PC General & Unrestricted 2000 BRANDEIS UNIVERSITY 415 S ST WALTHAM MA 02453 N/A PC General & Unrestricted 500 CALIFORNIA STATE PARKS FOUNDATION 33 NEW MONTGOMERY ST SUITE 520 SAN FRANCISCO CA 94105 N/A PC General & Unrestricted 1000 CENTER FOR INDEPENDENT DOCUMENTARY INC PO BOX 95216 NEWTON MA 02495 N/A PC Diamond Diplomacy 5000 COMMUNITY ACTION PARTNERSHIP OF ORANGE COUNTY 11870 MONARCH ST GARDEN GROVE CA 92841 N/A PC General & Unrestricted 1000 COMMUNITY ACTION PARTNERSHIP OF SAN BERNARDINO COU 696 S TIPPECANOE AVE SN BERNRDNO CA 92408 N/A PC General & Unrestricted 1000 COMMUNITY LEGAL AID SOCAL 2101 N TUSTIN AVE SANTA ANA CA 92705 N/A PC General & Unrestricted 1000 CORNELL DAILY SUN ALUMNI ASSOCIATION INC CO INSERO 20 THORNWOOD DR 200 ITHACA NY 14850 N/A PC General & Unrestricted 3500 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Cornell Botanic Gardens - Annual Fund 5000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC In support of Student Wellness programs at the Johnson Museum of Art 15000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Herbert F Johnson Museum of Art Annual Fund 90500 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Johnson Museum of Art Friends of Photography Acquisition Committee 7500 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Annual Fund 2500 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Cornell Botanic Gardens Annual Fund 500 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Herbert F. Johnson Museum of Art Annual Fund 1000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Sphinx Head Society 1000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Cornell Botanic Gardens - Endowment fund 2000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Johnson Museum of Art in support of an acquisition in honor of Jessica Martinez's tenure as museum director 2250 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Nolan Hotel School 3000 CORNELL UNIVERSITY PO BOX 37334 BOONE IA 50037 N/A PC Cornell Feline Health Center 1500 FRIENDS OF MCGILL UNIVERSITY INC PO BOX 28137 NEW YORK NY 10087 N/A PC General & Unrestricted 750 FRIENDS OF THE NARRAGANSETT LIBRARY 25 PIER MARKET PL NARRAGANSETT RI 02882 N/A PC General & Unrestricted 5000 GREENS FARMS ACADEMY INC 35 BEACHSIDE AVE WESTPORT CT 06880 N/A PC General & Unrestricted 5000 HERRESHOFF MARINE MUSEUM PO BOX 450 BRISTOL RI 02809 N/A PC General & Unrestricted 3000 ITHACA COLLEGE 953 DANBY RD ITHACA NY 14850 N/A PC General & Unrestricted 7000 JOHN & MABLE RINGLING MUSEUM OF ART FOUNDATION 5401 BAY SHORE RD SARASOTA FL 34243 N/A SO I Photography acquisition, conservation, or exhibitions fund 7500 LANAI CAT SANCTUARY INC PO BOX 631577 LANAI CITY HI 96763 N/A PC General & Unrestricted 500 NAMI NEWTON WELLESLEY-EASTERN MASS INC PO BOX 600416 NEWTONVILLE MA 02460 N/A PC General & Unrestricted 500 NARRAGANSETT HISTORICAL SOCIETY PO BOX 418 NARRAGANSETT RI 02882 N/A PC General & Unrestricted 15250 NARROW RIVER PRESERVATION ASSOCIATION INC PO BOX 8 SAUNDERSTOWN RI 02874 N/A PC General & Unrestricted 2100 NATIONAL PARK FOUNDATION 1500 K ST NW STE 700 WASHINGTON DC 20005 N/A PC General & Unrestricted 2000 NATIONAL SAILING HALL OF FAME MUSEUM INC 365 THAMES ST NEWPORT RI 02840 N/A PC General & Unrestricted 3500 NEW YORK CITY BALLET INC 20 LINCOLN CENTER PLZ NEW YORK NY 10023 N/A PC General & Unrestricted 12000 PARTNERS IN HEALTH A NONPROFIT CORPORATION PO BOX 996 FREDERICK MD 21705 N/A PC General & Unrestricted 11500 PRO PUBLICA INC 155 AVE OF THE AMERICAS 13TH FL NEW YORK NY 10013 N/A PC General & Unrestricted 4000 SAN FRANCISCO FOOD BANK 900 PENNSYLVANIA AVE SAN FRANCISCO CA 94107 N/A PC General & Unrestricted 1000 SARASOTA BALLET OF FLORIDA INC 5555 N TAMIAMI TRL SARASOTA FL 34243 N/A PC General & Unrestricted 3000 SOUTH COUNTY HOSPITAL HEALTHCARE 100 KENYON AVE WAKEFIELD RI 02879 N/A PC General & Unrestricted 5000 ST ANTHONY FOUNDATION 150 GOLDEN GATE AVE SAN FRANCISCO CA 94102 N/A PC General & Unrestricted 2000 ST PETERS BY THE SEA CHURCH 72 CENTRAL ST NARRAGANSETT RI 02882 N/A PC General & Unrestricted 5000 THE JONNYCAKE CENTER INC 22 KERSEY RD PEACE DALE RI 02879 N/A PC General & Unrestricted 5000 THE TREVOR PROJECT INC PO BOX 69232 WEST HOLLYWOOD CA 90069 N/A PC General & Unrestricted 1000 UNITED WAY OF GREATER TORONTO 26 WELLINGTON ST E 12TH FL TORONTO ONTARIO CA M5E 1S2 N/A PC General & Unrestricted 1500 WIKIMEDIA FOUNDATION INC PO BOX 98204 WASHINGTON DC 20090 N/A PC General & Unrestricted 2000 WOMENS TRANSITIONAL LIVING CTR INC PO BOX 916 FULLERTON CA 92836 N/A PC General & Unrestricted 1000 262850 14 6325 14 121658 18 305621 CLASS ACTION LAWSUIT PROCEEDS 01 79 433683 433683 false false false false false false false false false false ALCON INC 42972 37829 ALPHABET INC CL A 117146 318007 AMAZON COM 150403 247670 AMER INTERNATIONAL GROUP INC 15594 23954 AMETEK INC 44927 52149 AON PLC CL A 32094 35288 APPLE INC 169448 297414 APPLIED MATERIALS INC 28256 37521 ASSURANT INC 51974 58767 AT&T, INC 16900 24592 AXON ENTERPRISE 34648 33508 BANK OF AMERICA CORP 57461 83600 BENTLEY SYSTEMS INC CL B 28730 23662 BERKSHIRE HATHAWAY INC. CLASS 81671 117620 BNY MELLON CORE BOND ETF 94585 84766 BNY MELLON CORPORATE BOND FD C 41167 40141 BNY MELLON HIGH YIELD BETA ETF 41659 43263 BRISTOL-MYERS SQUIBB CO 26018 25891 BROADCOM INC 96213 127711 CAPITAL ONE FINANCIAL CORP 27913 37808 CASEY'S GENERAL STORES, INC 29121 28741 CHARLES SCHWAB CORP 19926 26976 CHEWY INC 17614 32059 CISCO SYSTEMS INC 61702 90895 CME GROUP, INC 25412 33043 COMERICA INC 27832 35641 CONSTELLATION ENERGY GROUP INC 17443 52991 COSTAR GROUP, INC 38090 30930 CRH PLC 29911 49920 CSX CORP 33146 37700 CUMMINS INC 22846 27054 DELTA AIR LINES INC 25324 29148 DIAMONDBACK ENERGY INC 31298 33073 DOLBY LABORATORIES 34564 28257 DOMINION ENERGY INC 34300 41013 DOVER CORP 34123 38072 DREYFUS FLOATING RATE INCOME Y 46278 43729 DREYFUS NEWTON INTERNATIONAL E 75000 64679 EMERSON ELECTRIC CO 38486 37958 EQT CORPORATION 34532 45024 ESTEE LAUDER COMPANIES INC 54607 61785 EXXON MOBIL CORP 64368 67631 FINANCIAL SELECT SECTOR SPDR F 29125 48033 FIRST HORIZON NATL 20700 32743 FORD MOTOR COMPANY 23675 28602 FREEPORT-MCMORAN COPPER & GOLD 46483 52314 GE VERNOVA 7026 26143 GILEAD SCIENCES INC 48845 59161 GOLDMAN SACHS GROUP 44705 94932 HOWMET AEROSPACE ORD SHS 21818 67862 HUBBELL INCORPORATED 71620 79496 HUBSPOT INC 36168 27288 HUMANA INC 55211 52763 IDEXX LABORATORIES INC 19779 25708 ILLUMINA INC COM 36367 31347 INTERNATIONAL PAPER CO 31833 26785 INTUITIVE SURGICAL 21487 28884 INVESCO QQQ TRUST 12871 30101 ISHARE SP SMALL CAP 600 INDEX 200591 228342 ISHARES BARCLAYS 1-3 YEAR TREA 303510 306433 ISHARES CORE MSCI EAFE ETF 81952 114867 ISHARES CORE MSCI EMERGING MAR 20743 31930 ISHARES MSCI GRW IDX 171189 205056 ISHARES TR S & P MIDCAP 400 IN 49039 59400 ISHARES TRUST RUSSELL 1000 GRO 208348 378639 JOHNSON & JOHNSON 85763 108442 JP MORGAN CHASE 40786 102144 L3HARRIS TECHNOLOGIES 50925 68989 LAS VEGAS SANDS CORP 33131 49468 MARATHON PETROLEUM CORP 21142 23093 MASTERCARD INC 33271 34253 MEDTRONIC PLC 73386 82612 MELLON BOND FD CL M 120857 103845 MELLON INTERMEDIATE BOND FUND 50531 47997 MELLON INTERNATIONAL FD CL M 79046 116761 MELLON MID CAP STK FD CL M 148000 24157 META PLATFORMS INC 116065 109575 MICROSOFT CORP 183444 366099 NETFLIX INC 21661 40317 NEWMONT GOLDCORP CORPORATION 16615 36945 NVIDIA CORP 78754 491986 OLD REP INTL CORP 38961 39250 OMNICOM GROUP 45564 38760 PFIZER INC 31835 30129 PHILLIPS 66 31438 25808 REPLIGEN CORP 29795 31133 SERVICE NOW 50041 38298 SHOPIFY INC 18962 27204 SPOTIFY TECHNOLOGY SA 33033 33100 SYNOPSYS, INC 53737 61064 TEXAS INSTRUMENTS INC 27468 26544 THERMO FISHER SCIENTIFIC INC 83366 92712 TRANE TECHNOLOGIES PLC 913 38142 UNITEDHEALTH GROUP INC 50244 38953 VANGUARD HEALTH CARE ETF 17153 28785 VANGUARD SF REIT ETF 58301 59377 VERALTO CORPORATION 34389 40511 VOYA FINANCIAL INC 30056 40225 WALT DISNEY HOLDINGS CO 55668 55975 Administrative Fees 33366 33366 Bank Charges 3 3 State or Local Filing Fees 25 25 Class Action Lawsuit Proceeds 79 79 Investment Management Services 25688 25688 990-PF Estimated Tax for 2025 9200 990-PF Extension for 2024 1000 Foreign Tax Paid 48 48