2026-09-01T16:42:05-04:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 823342245 The Frazzoli-Cass Family Foundation % Foundation Source FRAZ 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Emilio Frazzoli President 8008391754 2026-08-20 true Jeffrey D Haskell P01345770 8008391754 2025 X 4084386 X 661551 4087 4087 41415 41415 111617 1299490 371984 818670 417486 0 26907 23507 3400 6712 12 17443 73 17370 51062 23592 20770 15000 15000 66062 23592 35770 752608 393894 0 135879 121938 121938 199599 184781 185674 2234194 2999949 3605003 153332 168944 171771 2723004 3475612 4084386 0 0 X 2723004 3475612 2723004 3475612 2723004 3475612 2723004 752608 3475612 3475612 Publicly-traded Securities 1299490 927506 371984 371984 371984 5475 5475 5475 4181 0 1300 5481 X 0 6 6 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 Romana Cass Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Sec, Treas 1.0 0 0 0 Emilio Frazzoli Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Pres 1.0 0 0 0 3218772 121418 0 3340190 0 3340190 50103 3290087 164504 164504 5475 5475 159029 159029 159029 35770 0 0 0 0 35770 159029 2023 2022 2021 56700 141143 197843 35770 35770 0 123259 123259 74584 0 74584 74584 Emilio Frazzoli ROMANA CASS X THE CANADIAN COLOMBIAN CHILDREN ORGANIZATION 940 THE EAST MALL STE 300 TORONTO ONTARIO CA M9B 6J7 N/A PC General & Unrestricted 15000 15000 14 4087 14 41415 18 111617 157119 157119 false false false false false false false false false false X X 1 Frazzoli Emilio 1 Summer Lane Belmont MA 02478 661551 X 1 NVIDIA CORP NVDA, 3610 sh. 661551 2025-12-22 AMAZON INC - 2.100% - 05/12/20 13892 14471 BANK AMER CORP - 3.419% - 12/2 16300 16806 BRISTOL-MYERS SQUIBBCO NOTE - 13416 13545 COMCAST CORP NOTE - 4.150% - 1 12926 13069 CONOCOPHILLIPS COMPANY - 4.700 13921 14273 GOLDMAN SACHS GROUP INC - 5.05 14455 14355 INTEL CORP - 2.450% - 11/15/20 15150 15878 JPMORGAN CHASE & CO NOTE - 5.0 11129 11278 PFIZER INVT - 4.450% - 05/19/2 16119 16217 RIO TINTO FIN USA PLC - 4.880% 15062 15428 VERIZON COMMUNICATIONS INC - 4 14017 14017 WELLS FARGO & CO SER W MTN - 5 12557 12434 ACI WORLDWIDE INC 3578 3395 ADVANCED ENERGY IND INC 9461 10259 AEROVIRONMENT, INC. 1739 4112 ALNYLAM PHARMACEUTICALS, INC 39063 33800 ALPHABET INC CL A 29581 58844 AMAZON COM 31825 39701 AMERIS BANCORP 2755 3862 AMPHENOL CORPORATION 18905 24460 API GROUP CORPORATION 10184 10866 APPLE INC 210786 284910 ARISTA NETWORKS 26024 51233 ATLANTIC UNION BANKSHARES CORP 3092 3459 AZENTA INC 2430 2295 BALCHEM CORP 3261 3374 BOOT BARN HOLDINGS, INC 3130 4588 BOSTON SCIENTIFIC 23041 33849 BOX INC 3660 3350 BRINKER INTL INC 3182 4449 BROADCOM INC 30710 44301 BROWN & BROWN INC 9214 9166 CALX NETWORKS INC. 3469 4181 CARGURUS INC 3990 4219 CASEY'S GENERAL STORES, INC 6038 10501 CAVA GROUP INC 10027 7571 CLOUDFLARE, INC. 9607 11040 COMMVAULT SYSTEMS, INC 3304 3510 COSTCO WHOLESALE CORPORATION 24326 35356 CRANE CO 5053 11250 CRANE NXT ORD SHS 2654 2118 CREDO TECHNOLOGY GROUP HOLDLIN 5722 7051 CSW INDUSTRIALS INC 2451 3522 CURTISS WRIGHT CP 7600 15436 D R HORTON 7674 6769 DATADOG INC 8981 8567 DELL TECHNOLOGIES INC CLASS C 22314 24798 DYNATRACE 39566 32375 E.L.F. BEAUTY, INC. 105160 56194 EATON CORP PLC 23097 35992 ECOLAB INC 27321 31240 EMCOR GROUP INC 3599 14683 ENCOMPASS HEALTH CORPORATION 8692 9340 ENPRO INDUSTRIES INC 2382 4283 FAIR ISSAC & CO INC 10993 8453 FASTENAL COMPANY 8599 8508 FEDERAL SIGNAL CORP 2988 3258 GARMIN LTD 8660 8520 GE VERNOVA 30400 33986 GOLDMAN SACHS GROUP 30407 50982 GUIDEWIRE SOFTWARE INC 9324 9849 HALOZYME THERAPEUTICS, INC 6155 7336 HEICO CORP 9405 10031 HOULIHAN LOKEY INC 10253 9580 HOWMET AEROSPACE ORD SHS 18674 38544 IDEXX LABORATORIES INC 31086 28414 INTERDIGITAL COMMUNICATIONS CO 2768 6049 INTERFACE INC CL A 2693 3993 INTUITIVE SURGICAL 23237 37946 ISHARE SP SMALL CAP 600 INDEX 65177 82924 ISHARES CORE MSCI EAFE ETF 120600 149040 ISHARES CORE MSCI TOTAL INTERN 113963 132462 ISHARES TR LEHMAN INTER GOVT C 187956 178201 ISHARES TRUST RUSSELL 1000 GRO 110724 219138 JBT MAREL CORPORATION 3770 3917 KIRBY CORPORATION 3321 3195 KNIFE RIVER HOLDING COMPANY 2133 1899 LEMAITRE VASCULAR, INC 3119 4217 LIGAND PHARMACEUTICALS INC 1849 4349 MARTIN MARIETTA MATLS INC 18893 26774 MERIT MEDICAL SYSTEMS, INC. 3757 4054 META PLATFORMS INC 26894 43566 MICROSOFT CORP 37440 50296 MODINE MFG CO 3898 3738 MONGODB INC CL A 8799 9653 MONOLITHIC POWER SYSTEMS, INC 5871 12689 MOODYS CORP 19935 26564 MOOG INC CL A 2712 4871 NETFLIX INC 26439 30003 NOVA MEASURING INSTRUMENTS LTD 2757 5254 NOVANTA INC 3944 3927 NVENT ELECTRIC PLC 8797 15805 NVIDIA CORP 727665 762973 O'REILLY AUTOMOTIVE INC 19031 28731 OLLIES BARGAIN OUTLET HOLDINGS 9003 10303 PALANTIR TECHNOLOGIES INC 14334 14398 PALO ALTO NETWORKS INC 24147 25051 PARKER HANNIFIN CP 23513 36916 PENUMBRA INC 9452 15235 PINTEREST INC 6165 5877 PJT PARTNERS INC 2647 4180 PRIMORIS SERVICES CORP 3320 5214 PURE STORAGE INC 7030 8912 QUANTA SVCS INC 10072 10552 RAMBUS, INC 3108 5054 RAYMOND JAMES FINANCIAL INC 8176 13008 REPLIGEN CORP 3950 4424 ROSS STORES, INC 9237 9187 SENSIENT TECHNOLOGIES 2944 3758 SERVICE NOW 28393 30638 SHOPIFY INC 22557 33804 SKYLINE CHAMPION CORP 3501 4394 SPROUTS FARMERS MARKET INC 10672 5896 STERLING CONSTRUCTION COMPANY 792 5206 SYNOPSYS, INC 21974 27244 TAPESTRY INC 9984 13160 TEXAS ROADHOUSE, INC 9429 8632 TG THERAPEUTICS INC 3083 2981 THERMO FISHER SCIENTIFIC INC 32783 33029 TJX COMPANIES INC 28214 42396 TKO GROUP HOLDINGS, INC 22907 26961 TOAST INC 6605 5611 UBER 26292 26556 UFP TECHNOLOGIES INC 2589 2886 UNIVERSAL TECH INST 3670 2953 VERICEL ORD SHS 3983 2989 VIKING HOLDINGS LTD 9885 12140 VISA INC 26063 36825 WELLTOWER INC. 26660 30811 WILLIAMS COS 26580 27170 YETI HOLDINGS, INC. 2501 2694 184781 185674 Administrative Fees 17345 17345 Bank Charges 73 73 State or Local Filing Fees 25 25 Investment Management Services 23507 23507 Professional Services 3400 3400 990-PF Estimated Tax for 2025 4100 990-PF Extension for 2024 2600 Foreign Tax Paid 12 12