2026-09-15T12:10:57-05:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-05-20 392271469 Weissman Family Foundation % Foundation Source WEIS 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Christopher Weissman President 8008391754 2026-08-31 true Jeffrey D Haskell P01345770 8008391754 2025 X X 2106782 X 2002500 72 72 22464 22464 2470 147392 2470 2027506 25006 0 5386 5386 10926 10926 9651 9651 25963 5386 20577 0 0 25963 5386 20577 2001543 19620 0 12849 12849 1988694 2093933 0 2001543 2106782 0 0 X 2001543 0 2001543 0 2001543 0 2001543 2001543 2001543 Publicly-traded Securities 147392 144922 2470 2470 2470 273 273 273 0 300 300 27 27 0 false false false false false false false true true DE true false true 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 Christopher J Weissman Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Pres, Sec, Treas 5.0 0 0 0 1289017 13591 0 1302608 0 1302608 19539 1283069 39722 39722 273 273 39449 39449 39449 20577 0 0 0 0 20577 39449 2023 2022 2021 20577 20577 0 0 18872 0 0 Christopher J Weissman X 14 72 14 22464 18 2470 25006 25006 false false false false false false false false false false X X 1 Weissman Christopher J 6422 Lucent Lane Sandy Springs GA 30328 2002500 X INVESCO KBW BANK 20667 22084 ISHARES 0-3 MONTH TREASURY 19886 19875 ISHARES BARCLAYS MBS BOND FUND 147112 148829 ISHARES BROAD USD HIGH YIELD C 63821 63908 ISHARES BROAD USD INV GRD CORP 183440 183991 ISHARES CORE MSCI EAFE ETF 180234 191981 ISHARES GOLD TR 40380 51462 SCHWAB US BROAD MARKET 39690 42545 SPDR BARCLAYS 1 TO 10 YEAR TIP 19886 19767 SPDR PORTFOLIO LONG TERM TREAS 42742 42378 TECHNOLOGY SPDR 19637 21308 VANGARD RUSSELL 1000 GROWTH 394579 419429 VANGUARD GOVT BOND ETF INTERME 41059 41052 VANGUARD MID-CAP ETF 218092 222018 VANGUARD RUSSELL 1000 VALUE ET 397012 428087 VANGUARD RUSSELL 2000 ETF 119054 132760 VANGUARD TOTAL WORLD STK INDEX 41403 42459 Administrative Fees 2651 2651 Administrative Set-Up Fee 5900 5900 Delaware Incorporation Fees 500 500 IRS APPLICATION FEES 600 600 Investment Management Services 5386 5386 Weissman Christopher J 6422 Lucent Lane Sandy Springs GA 30328 Weissman Carmen 6422 Lucent Lane Sandy Springs GA 30328