2026-04-10T13:52:19-05:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 473216062 MBL Family Foundation % Foundation Source MBLF 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Michael Wargotz President 8008391754 2026-04-04 true Jeffrey D Haskell P01345770 8008391754 2025 2025-03-06 01:10:19Z X 185696 X 0 X 9 9 4059 4059 918 11567 918 4986 4986 0 100 5870 5870 5970 0 5870 13000 13000 18970 0 18870 -13984 4986 0 5646 2312 2312 137318 126668 183384 142964 128980 185696 0 0 X 142964 128980 142964 128980 142964 128980 142964 -13984 128980 128980 Publicly-traded Securities 11567 10649 918 918 918 69 69 69 44 0 44 25 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 Laurie Block Wargotz Foundation Source 501 Silverside Rd Wilmington DE 198091377 VP 1.0 0 0 0 Michael Wargotz Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Dir, Sec, Treas 1.0 0 0 0 174551 3287 0 177838 0 177838 2668 175170 8759 8759 69 69 8690 8690 8690 18870 0 0 0 0 18870 8690 7085 9825 16898 7498 11273 52579 18870 8690 10180 62759 0 7085 55674 9825 16898 7498 11273 10180 Michael Wargotz LAURIE BLOCK WARGOTZ X CORNELL UNIVERSITY PO BOX 22497 NEW YORK NY 10087 N/A PC For the benefit of Dr. Daniel Riew's Research and Discretion 5000 DIABETES EMPOWERMENT INTERNATIONAL FOUNDATION 534 W 112TH ST 250032 NEW YORK NY 10025 N/A PC General & Unrestricted 8000 13000 14 9 14 4059 18 918 4986 4986 false false false false false false false false false false ISHARES MSCI WORLD ETF 25445 53873 JPMORGAN INCOME BUILDER-SEL 38133 38133 SPDR S&P 500 ETF TRUST 63090 91378 Administrative Fees 5845 5845 State or Local Filing Fees 25 25 990-PF Extension for 2024 100