2025-12-15T15:47:05-06:00 2025-03-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2024-04-01 046039669 Albert O Wilson Foundation Inc % Foundation Source ALBE 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 William P Rice President 8008391754 2025-10-15 true true Jeffrey D Haskell P01345770 8008391754 2024 2025-03-06 01:10:19Z X 5945500 X 1000 X 12154 12154 108791 108791 130499 660138 135947 252444 256892 0 41070 41070 5343 143 30808 39 30769 77221 41252 30769 234000 234000 311221 41252 264769 -58777 215640 0 158948 70246 70246 3377367 3468247 5765126 176700 115745 110128 3713015 3654238 5945500 0 0 X 3713015 3654238 3713015 3654238 3713015 3654238 3713015 -58777 3654238 3654238 Publicly-traded Securities 660138 524191 135947 135947 135947 2997 2997 2997 2894 0 200 3094 X 0 97 97 false false false false false false false true true MA true false false false false true Foundation Source 8008391754 501 Silverside Road Suite 123 Wilmington DE 198091377 false false false false true false false false false false false false false false false false false false false false false false Alexandra M Dohan Foundation Source 501 Silverside Rd Wilmington DE 198091377 Clerk/Trustee 1.0 0 0 0 Sarah B Dohan Foundation Source 501 Silverside Rd Wilmington DE 198091377 Trustee 1.0 0 0 0 Hannah N McClennan Foundation Source 501 Silverside Rd Wilmington DE 198091377 Trustee, VP 1.0 0 0 0 William P Rice Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Trustee 1.0 0 0 0 William P Rice Jr Foundation Source 501 Silverside Rd Wilmington DE 198091377 Trustee, Treas 1.0 0 0 0 Raymond T Wilson Foundation Source 501 Silverside Rd Wilmington DE 198091377 Trustee 1.0 0 0 0 5939948 277716 0 6217664 0 6217664 93265 6124399 306220 306220 2997 2997 303223 303223 303223 264769 0 0 0 0 264769 303223 259529 264769 259529 5240 0 0 297983 0 0 NONE WILLIAM RICE TWO INTERNATIONAL PLACE STE 2110 Boston MA 02110 6173383800 SEE THE FOUNDATION WEBSITE AT WWW.AOWILSONFOUNDATION.ORG JANUARY 31ST SEE THE FOUNDATION WEBSITE AT WWW.AOWILSONFOUNDATION.ORG AGASSIZ BALDWIN COMMUNITY A CAMBRIDGE CORPORATION 20 SACRAMENTO ST CAMBRIDGE MA 02138 N/A PC Outback Scholarships Scholarship Fund 10000 BOSTON BAROQUE INC 177 HUNTINGTON AVE STE 17 BOSTON MA 02115 N/A PC General & Unrestricted 5000 BOSTON SYMPHONY ORCHESTRA INC 301 MASS AVE BOSTON MA 02115 N/A PC DARTS PROGRAM 4000 BOSTON YOUTH SYMPHONY ORCHESTRA INC 855 COMMONWEALTH AVE BOSTON MA 02215 N/A PC Intensive Community Program 5000 BREAKTHROUGH GREATER BOSTON INC PO BOX 381486 CAMBRIDGE MA 02238 N/A PC General & Unrestricted 9000 CAMBRIDGE CAMPING ASSOCIATION INC 99 BISHOP ALLEN DR CAMBRIDGE MA 02139 N/A PC General & Unrestricted 12000 CAMBRIDGE COMMUNITY CENTER INC 5 CALLENDER ST CAMBRIDGE MA 02139 N/A PC General & Unrestricted 9000 CAMBRIDGE FAMILY YMCA 820 MASSACHUSETTS AVE CAMBRIDGE MA 02139 N/A PC General & Unrestricted 2500 CAMBRIDGE SCHOOL VOLUNTEERS INC 459 BROADWAY 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251444 false false false false false false false false false false Hannah N McClennan *DECEASED IN 2024 GENERAL MLS INC NOTE - 3.200% 50277 48865 MCDONALDS CORP MED TERM NT BE 50341 46358 WELLS FARGO CO - 4.100% - 06/0 15127 14905 ABBOTT LABS 19314 65396 ALCON INC 36358 57907 AMERICAN EXPRESS CO 35665 95513 AMERICAN HEALTHCARE REIT, INC 31482 32330 AMERICAN TOWER REIT INC 78496 97920 ANALOG DEVICES INC 59586 181502 APOLLO ASSET MANAGEMENT 93917 109552 APPLE INC 21563 133278 ASUR SOFTWARE INC 24701 24773 AT&T INC GLOBAL 66 5.35000% 11 37500 34125 ATMUS FILTRATION TECHNOLOGIES 30508 35775 BAZAARVOICE INC 21365 19299 BERKLEY W R CP 25941 94429 BERKSHIRE HATHAWAY INC. 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