2026-05-13T22:06:09-04:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 202719591 Tan Teo Charitable Foundation % Foundation Source TANT 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Chade-Meng Tan President 8008391754 2026-04-20 true Jeffrey D Haskell P01345770 8008391754 2025 2025-03-06 01:10:19Z X 48217470 X 867855 1973 1973 257671 257671 437992 1516320 464858 1565491 724502 0 5449 4399 1050 5100 63762 63762 74311 4399 64812 1358886 1358886 1433197 4399 1423698 132294 720103 0 432604 177649 177649 1243704 1199610 1247676 4833593 5470972 46649891 130541 130541 142254 6640442 6978772 48217470 108984 315020 108984 315020 X 6531458 6663752 6531458 6663752 6640442 6978772 6531458 132294 6663752 6663752 Publicly-traded Securities 1516320 1051462 464858 464858 464858 10009 10009 10009 10667 0 10667 X 0 658 658 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 Chade-Meng Tan Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Dir, Sec 1.0 0 0 0 Foundation Source 55 Walls Drive Ste 302 Fairfield CT 06824 Administrative 63560 35889452 185210 0 36074662 0 36074662 541120 35533542 1776677 1776677 10009 10009 1766668 1766668 1766668 1423698 0 0 0 0 1423698 1766668 1301118 2023 2022 2021 1423698 1301118 122580 0 0 1644088 0 0 Chade-Meng Tan X BARRE CENTER FOR BUDDHIST STUDIES INC 149 LOCKWOOD RD BARRE MA 01005 N/A PC General & Unrestricted 15000 BILL HILLARY & CHELSEA CLINTON FOUNDATION 1200 PRESIDENT CLINTON AVEATTN FINA LITTLE ROCK AR 72201 N/A PC General & Unrestricted 10000 BUDDHIST GLOBAL RELIEF 2020 RTE 301 CARMEL NY 10512 N/A PC General & Unrestricted 8000 CENTER FOR MINDFUL LEARNING INC 751 PAGE RD LOWELL VT 05847 N/A PC General & Unrestricted 205000 CHAPEL & YORK US FOUNDATION INC 1350 AVE OF THE AMERICAS FL 2 ST NEW YORK NY 10019 N/A PC NTU Wellbeing Fund: to support the "Search-Inside-Yourself" Mindfulness-based Emotional Intelligence Workshops 88400 DHAMMADHARINI 6791 STURTEVANT DR PENNGROVE CA 94951 N/A PC Buddha Marha Movie project 2000 INSIGHT MEDITATION SOUTH BAY PO BOX 490 MENLO PARK CA 94026 N/A PC General & Unrestricted 10000 MACHIK CORP 1203 K ST NW WASHINGTON DC 20005 N/A PC General & Unrestricted 2000 MASSACHUSETTS GENERAL HOSPITAL 125 NASHUA ST STE 540 BOSTON MA 02114 N/A PC Meditation and Well-Being Fund 229186 NAMGYAL MONASTERY INSTITUTE OF BUDDHIST STUDIES 201 TIBET DR ITHACA NY 14850 N/A PC General & Unrestricted 10000 NAROPA UNIVERSITY 2130 ARAPAHOE AVE BOULDER CO 80302 N/A PC Maitreya Association 50000 NONVIOLENT PEACEFORCE 2143 LOWRY AVE N STE A MINNEAPOLIS MN 55411 N/A PC General & Unrestricted 2000 PEACEJAM FOUNDATION 1031 33RD ST STE 174 DENVER CO 80205 N/A PC General & Unrestricted 145000 PLUM VILLAGE COMMUNITY OF ENGAGED BUDDHISM INC 2499 MELRU LN ESCONDIDO CA 92026 N/A PC Funds for the INTERBEING film on the life of Thich Nhat Hanh 170000 PRESIDENT AND FELLOWS OF HARVARD COLLEGE PO BOX 419209 BOSTON MA 02241 N/A PC Harvard Divinity School - Buddhist Spiritual Care Research Fund 25000 SHAOLIN TEMPLE USA 4343 PERALTA BLVD FREMONT CA 94536 N/A PC General & Unrestricted 10000 SONOMA MOUNTAIN ZEN CENTER 6367 SONOMA MOUNTAIN RD SANTA ROSA CA 95404 N/A PC General & Unrestricted 2000 SRAVASTI ABBEY CORP 692 COUNTRY LN NEWPORT WA 99156 N/A PC General & Unrestricted 33000 SUTTACENTRAL DEVELOPMENT TRUST NO 198 GREENHILL ROAD STE 12 EASTWOOD SOUTH AUSTRALIA AS 5063 N/A PC General & Unrestricted 50000 THE BARACK OBAMA FOUNDATION 5235 S HARPER CT STE 1140 CHICAGO IL 60615 N/A PC General & Unrestricted 14000 THE BHUTAN FOUNDATION 1050 CONNECTICUT AVE NW 66013 WASHINGTON DC 20035 N/A PC Bhutan Nuns Foundation 100000 THE CARTER CENTER INC 453 FREEDOM PKWY NE ONE COPENHILL ATLANTA GA 30307 N/A PC General & Unrestricted 25000 UGANDA BUDDHIST CENTRE LIMITED PO BOX 898 OFF-ENTEBBE RD WAKISO UG N/A PC General & Unrestricted 125000 UPAYA ZEN CENTER INC 1404 CERRO GORDO RD SANTA FE NM 87501 N/A PC General & Unrestricted 8300 WCCM-USA LTD CORPORATION 1112 3RD ST STE 9 NEPTUNE BEACH FL 32266 N/A PC General & Unrestricted 20000 1358886 14 1973 14 257671 18 437992 697636 697636 false false false false false false false false false false X X 1 Tan Chade-Meng FOUNDATION SOURCE 501 SILVERSIDE RD Wilmington DE 19809 867855 X X 1 ALPHABET INC CL C GOOG, 1800 sh. 567855 2025-12-30 US TREASURY NOTE - 1.250% - 05 130541 142254 ALPHABET INC CL A 1224608 25979000 ALPHABET INC CL C 1268537 10430712 BERKSHIRE HATHAWAY INC. CLASS 385730 2136263 JP MORGAN ULTRA SHORT INCOME E 381384 380943 JPMORGAN NASDAQ EQUITY PREMIUM 198682 203420 SPDR GOLD SHARES 301027 973337 VANGUARD FTSE ALL-WORLD EX-US 301018 444302 VANGUARD TOTAL STOCK MARKET ET 1409986 6101914 1199610 1247676 Administrative Fees 63560 63560 Postage/Delivery Service 177 177 State or Local Filing Fees 25 25 OUTSTANDING OPTIONS 108984 315020 Investment Management Services 4399 4399 Philanthropic Consulting Srvcs 1050 1050 990-PF Estimated Tax for 2025 5100