2026-06-08T16:20:20-04:00 2025-12-31 WITHUM SMITH BROWN PC 506 CARNEGIE CENTER STE 400 PRINCETON NJ 085406243 990PF 2025-01-01 300100604 Stephenson Klotzburger FoundationInc D/B/A The Silver Century Foundation % KATHERINE M KLOTZBURGER STEP 6094304790 2319 Windrow Drive Princeton NJ 085405020 KATHERINE KLOTZBERGER PRESIDENT 6096834850 2026-05-15 true MARYELLEN MEARA P00436460 6095201188 2025 2025-03-06 01:10:19Z X 4111142 X 0 X 180790 180790 136284 253470 136284 317074 317074 0 5486 2743 0 2743 30799 30799 2433 544 544 88548 88548 127810 33542 0 91835 98500 98500 226310 33542 0 190335 90764 283532 0 59566 59555 59555 116020 26272 26272 191439 191439 191439 191439 3006471 3186839 3695876 138000 138000 138000 3511496 3602105 4111142 0 0 X 3557836 3511496 -46340 90609 3511496 3602105 3511496 3602105 3511496 90764 3602260 155 3602105 UNION PACIFIC CORP P 73317 36466 36851 36851 SOLSTICE ADVANCED P 3213 2074 1139 1139 HONEYWELL INTL INC DEL P 52688 33951 18737 18737 ZOETIS INC P 30959 34056 -3097 -3097 DPDR US FINANCIAL SECTOR P 15647 10639 5008 5008 CAPITAL GAIN DIVIDENDS P 77646 CAPITAL GAIN DIVIDENDS P 77646 CAPITAL GAIN DIVIDENDS P 77646 CAPITAL GAIN DIVIDENDS P 77646 CAPITAL GAIN DIVIDENDS P 77646 136284 3941 3941 3941 2160 0 6000 8160 4219 4219 false false false false false false false true true true false false false false true www.silvercentury.org KATHERINE M KLOTZBURGER 6096834850 2319 WINDROW DR PRINCETON NJ 08540 false false false false false false false false false false false false false false false false false false false false false KATHERINE M KLOTZBURGER Ph D 2319 Windrow Drive Princeton NJ 085405020 PRESIDENT 0 0 0 0 Barbara Melnikov 2319 Windrow Drive Princeton NJ 085405020 Secretary 0 0 0 0 JOAN GERBERDING 2319 Windrow Drive Princeton NJ 085405020 Officer 0 0 0 0 Fredrick Cammerzell III 2319 Windrow Drive Princeton NJ 085405020 Officer 0 0 0 0 3528578 133168 319439 3981185 0 3981185 59718 3921467 196073 196073 3941 3941 192132 192132 192132 190335 0 0 0 0 190335 192132 58527 2023 2022 2021 0 0 190335 58527 131808 0 0 0 0 60324 0 0 NA NA X The Henry J Kaiser Family Foundation 185 Berry Street Suite 2000 SAN FRANCISCO CA 94107 NONE PC GENERAL SUPPORT 50000 Center for Modern Aging 3002 Allen Dr C Evans GA 30809 NONE PC GENERAL SUPPORT 48500 98500 14 180790 18 136284 317074 317074 false false false false false false false false false false ACCOUNTING FEES 5486 2743 2743 MERRILL LYNCH EQUITIES 3186839 3695876 OTHER SECURITIES AT COST 128000 128000 BANK OF MONTICELLO AT COST 10000 10000 PRIOR PERIOD ADJUSTMENT 155 WEBSITE CONTENT & UPDATES 87531 87531 POSTAGE AND MAILINGS 535 535 BANK WIRE & SERVICE FEES 36 36 BOOKS SUBSCRIPTIONS REFERENCE 29 29 OFFICE EXPENSES & SUPPLIES 310 310 MISCELLANEOUS 107 107 BITE TECH 691439 191439 2004-06 0 INVESTMENT MANAGEMENT FEES -ML 30799 30799 EXCISE TAX 2433