2026-05-01T11:04:54-05:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 990484164 FNK Sunset Foundation % Foundation Source FNKS 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Kathryn Lane President 8008391754 2026-04-08 true Jeffrey D Haskell P01345770 8008391754 2025 2025-03-06 01:10:19Z X 1614677 X 1000 X 6016 6016 32452 32452 50541 1063355 50541 90009 89009 0 6104 6104 2054 327 13379 316 13063 21537 6747 13063 331000 331000 352537 6747 344063 -262528 82262 0 650463 27160 27160 100490 1039913 1501178 1587517 1790866 1528338 1614677 0 0 X 1790866 1528338 1790866 1528338 1790866 1528338 1790866 -262528 1528338 1528338 Publicly-traded Securities 1063355 1012814 50541 50541 50541 1143 1143 1143 1100 0 1100 X 0 43 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 Flint A Lane Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, VP 1.0 0 0 0 Kathryn E Lane Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Sec, Treas, Dir 2.0 0 0 0 1578558 166276 0 1744834 0 1744834 26173 1718661 85933 85933 1143 1143 84790 84790 84790 344063 0 0 0 0 344063 84790 200694 200694 344063 84790 259273 459967 0 459967 200694 259273 Flint A Lane Kathryn E Lane X BUILDING 21 600 W GERMANTOWN PIKE STE 400-144 PLYMOUTH MTNG PA 19462 N/A PC General & Unrestricted 125000 KURA LABS INC 228 PARK AVE S PMB 41227 NEW YORK NY 10003 N/A PC General & Unrestricted 125000 ROSA VERA FUND INC 910 E AVE DOUGLAS AZ 85607 N/A PC General & Unrestricted 81000 331000 14 6016 14 32452 18 50541 89009 89009 false false false false false false false false false false ALIGN TECHNOLOGY, INC 7130 5934 ALPHABET INC CL A 14207 25666 ALPHABET INC CL C 13023 23849 AMAZON COM 25627 28622 AMER INTERNATIONAL GROUP INC 7199 7614 AMER SPORTS, INC. 8993 11168 ANALOG DEVICES INC 8651 10577 APPLE INC 6638 8428 ARTISAN INTERNATIONAL VALUE FU 16870 17225 AUTODESK, INC 7768 8288 BANK OF AMERICA CORP 8199 11495 BERKSHIRE HATHAWAY INC. CLASS 21383 21614 BOOKING HOLDINGS INC 14610 16066 BROWN ADVISORY GLOBAL LEADERS 352080 359417 CANADIAN NATL RAILWAY CO 5962 5832 CARRIER GLOBAL 13385 11625 CHARLES SCHWAB CORP 12479 13788 DANAHER CORP 8005 8470 EDWARDS LIFESCIENCES 10581 12276 ELEVANCE HEALTH INC 10575 10166 FERGUSON PLC 4810 6234 FIRST CITIZENS BANCSHARES INC 9627 10731 GENERAL ELECTRIC CO 6290 9549 ILLUMINA INC COM 4319 6951 INTUIT 13235 14573 KKR & CO INC 21527 22946 KLA TENCOR CORP 6361 10936 LOWES COMPANIES INC 5517 5547 MARVELL TECHNOLOGY, INC 4146 4929 MASTERCARD INC 25011 26260 META PLATFORMS INC 30370 33005 MICROSOFT CORP 35628 41590 MONDELEZ INTERNATIONAL INC 8384 6998 NOMAD FOODS LIMITED 5808 3891 OLD DOMINION FREIGHT LINE 5668 5802 PIMCO MORTGAGE OPPORTUNITIES F 200000 201257 PROGRESSIVE CORP OHIO 9392 7970 SUNCOR ENERGY INC 10896 13086 T-MOBILE US INC 7881 6497 TAIWAN SEMICONDUCTOR MFG CO LT 20173 34036 TJX COMPANIES INC 7203 8909 UBER 7428 7926 UNITED RENTALS INC 10778 12949 UNITEDHEALTH GROUP INC 18907 16836 US FOODS HOLDING CORPORATION 5993 5724 VISA INC 26090 27005 VOYA INT'L BOND FD CLASS I 410136 411890 WORKDAY INC 6235 5370 Administrative Fees 13038 13038 Bank Charges 316 316 State or Local Filing Fees 25 25 Investment Management Services 6104 6104 990-PF Estimated Tax for 2025 1100 990-PF Excise Tax for 2024 627 Foreign Tax Paid 327 327