2025-10-02T07:47:03-05:00 2024-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2024-01-01 453233188 Cooper-MacGrath Foundation % Foundation Source COOP 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Christopher Zimmerman Co-President 8008391754 2025-09-24 true true Jeffrey D Haskell P01345770 8008391754 2024 2025-03-06 01:10:19Z X 8100830 X 998478 16279 16279 111944 111944 48342 70000 48342 1175043 176565 0 22539 22539 22539 0 22539 385000 385000 407539 0 407539 767504 176565 0 346267 365007 365007 4388110 5136874 7735823 4734377 5501881 8100830 0 0 X 4734377 5501881 4734377 5501881 4734377 5501881 4734377 767504 5501881 5501881 Publicly-traded Securities 70000 21658 48342 48342 48342 2454 2454 2454 1497 0 1100 2597 X 2 141 141 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 Anna Zimmerman Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir 1.0 0 0 0 Christopher Zimmerman Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Sec, Co- Pres 1.0 0 0 0 Jill Zimmerman Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir 1.0 0 0 0 Laura Zimmerman Foundation Source 501 Silverside Rd Wilmington DE 198091377 Co- Pres, Dir 1.0 0 0 0 6735877 347004 0 7082881 0 7082881 106243 6976638 348832 348832 2454 2454 346378 346378 346378 407539 0 0 0 0 407539 346378 20398 76908 23357 34808 35531 191002 407539 346378 61161 252163 0 20398 231765 76908 23357 34808 35531 61161 Christopher Zimmerman Laura Zimmerman X API CHAYA PO BOX 14047 SEATTLE WA 98114 N/A PC General & Unrestricted 35000 CHIEF SEATTLE CLUB 410 2ND AVE EXT S SEATTLE WA 98104 N/A PC General & Unrestricted 30000 FRIENDS OF YOUTH 13116 NE 132ND ST KIRKLAND WA 98034 N/A PC General & Unrestricted 20000 HEALING LODGE OF THE SEVEN NATIONS 5600 E 8TH AVE SPOKANE VLY WA 99212 N/A PC General & Unrestricted 35000 MARYS PLACE SEATTLE 720 BLANCHARD ST SEATTLE WA 98121 N/A PC General & Unrestricted 30000 OLIVE CREST 2500 116TH AVE NE STE 1 BELLEVUE WA 98004 N/A PC General & Unrestricted 30000 RAINIER PREP 10211 12TH AVE S SEATTLE WA 98168 N/A PC General & Unrestricted 40000 RAINIER SCHOLARS 2100 24TH AVE S STE 360 SEATTLE WA 98144 N/A PC General & Unrestricted 75000 RECOVERY CAFE 2022 BOREN AVE SEATTLE WA 98121 N/A PC General & Unrestricted 15000 ROOTS YOUNG ADULT SHELTER 4541 19TH AVE NE SEATTLE WA 98105 N/A PC General & Unrestricted 55000 YOUTH EASTSIDE SERVICES 999 164TH AVE NE BELLEVUE WA 98008 N/A PC General & Unrestricted 20000 385000 14 16279 14 111944 18 48342 176565 176565 false false false false false false false false false false X X 1 Zimmerman Christopher 3010 W Lake Sammamish Parkway SE Bellevue WA 98008 993478 X X 2 Zimmerman John 809 Sugar Tree Rd Crawfordsville IN 47933 5000 X 1 VANGUARD INDEX TR VANGUARD TOTAL STOCK VTSAX, 3335 sh. 470635 2024-12-19 1 VANGUARD TAX MANAGED CAPITAL APPRECIATI VTCLX, 620.946 sh. 187842 2024-12-31 VANGUARD INDEX TR VANGUARD TOT 4020252 6503275 VANGUARD TAX MANAGED CAPITAL A 188343 188341 VANGUARD TOTAL INT ST IDX-AD 928279 1044207 Administrative Fees 22514 22514 State or Local Filing Fees 25 25