2026-06-18T11:58:18-05:00 2025-12-31 942186350 CALEGARI & MORRIS ACCOUNTANTS 650 CALIFORNIA ST 3RD FLOOR SAN FRANCISCO CA 94108 990PF 2025-01-01 941671318 THE ROCK FOUNDATION ROCK 4159813921 415 MISSION STREET STE 5700 SAN FRANCISCO CA 94105 ARTHUR ROCK PRESIDENT 4159813921 2026-06-16 1 MONIQUE M TIGER P01434288 4159818766 2026-06-16 2025 2025-03-06 01:10:19Z X 60292322 X X 653193 653193 2972063 2972063 0 3625256 3625256 0 0 0 3569 0 3569 59219 0 59219 49601 0 0 57263 56863 400 169652 56863 63188 3654000 3654000 3823652 56863 3717188 -198396 3568393 502844 23684456 23684456 50318004 26807936 36536488 16932 146992 71378 50837780 50639384 60292322 0 0 X 0 0 0 0 50837780 50639384 50837780 50639384 50837780 50639384 50837780 -198396 0 50639384 0 50639384 49601 0 49601 0 49601 125215 0 0 0 125215 X 0 75614 75614 0 0 0 0 0 0 0 0 1 0 0 1 1 CA 1 0 0 0 0 1 N/A ARTHUR ROCK 4159813921 415 MISSION STREET STE 5700 SAN FRANCISCO CA 94105 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ARTHUR ROCK 415 MISSION STREET STE 5700 SAN FRANCISCO CA 94105 PRES/DIRECTOR 1.00 0 0 0 JULIE A DIVOLA 415 MISSION STREET STE 5700 SAN FRANCISCO CA 94105 CFO/SEC/DIRECTOR 0.50 0 0 0 NONE 0 NONE 0 0 18589958 16362065 16728658 51680681 0 0 51680681 775210 50905471 2545274 2545274 49601 49601 2495673 0 2495673 0 2495673 3717188 0 3717188 2495673 351556 0 0 3717188 351556 0 0 2495673 869959 0 0 869959 0 0 0 0 0 0 0 869959 869959 ARTHUR ROCK X ARCS FOUNDATION SCHOLARSHIP(ACHIEVEMENT REWARDS FOR COLLEGE SCIENTISTS) 1008 GENERAL KENNEDY AVE SAN FRANCISCO CA 94129 N/A PC CHARITABLE 75000 ASIAN ART MUSEUM FOUNDATION OF SAN FRANCISCO 200 LARKIN STREET SAN FRANCISCO CA 94102 N/A PC CHARITABLE 5000 BIG BROTHERS BIG SISTERS OF THE BAY AREA 1230 PRESERVATION PARK WAY OAKLAND CA 94612 N/A PC CHARITABLE 25000 BOYS & GIRLS CLUBS OF SAN FRANCISCO 380 FULTON STREET SAN FRANCISCO CA 94102 N/A PC CHARITABLE 75000 CALIFORNIA ACADEMY OF SCIENCES 55 MUSIC CONCOURSE DRIVE SAN FRANCISCO CA 94118 N/A PC CHARITABLE 25000 CALTECH (CALIFORNIA INSTITUTE OF TECHNOLOGY) 1200 E CALIFORNIA BLVD PASADENA CA 91125 N/A PC CHARITABLE 10000 CHARITY WATCH (AMERICAN INSTITUTE OF PHILANTHROPY) PO BOX 578460 CHICAGO IL 60657 N/A PC CHARITABLE 500 CHILDREN'S CREATIVITY MUSEUM 221 4TH STREET SAN FRANCISCO CA 94103 N/A PC CHARITABLE 5000 CHRONICLE SEASON OF SHARING FUND 901 MISSION STREET SAN FRANCISCO CA 94103 N/A PC CHARITABLE 1000000 CLINIC BY THE BAY (VOLUNTEERS IN MEDICINE - SAN FRANCISCO) 35 ONONDAGA AVE SAN FRANCISCO CA 94112 N/A PC CHARITABLE 50000 COMMONWEALTH CLUB OF CA 110 THE EMBARCADERO SAN FRANCISCO CA 94105 N/A PC CHARITABLE 125000 COMMUNITY MUSIC CENTER 544 CAPP STREET SAN FRANCISCO CA 94110 N/A PC CHARITABLE 5000 COMPASSION & CHOICES 8156 S WADSWORTH BLVD UNIT E LITTLETON CO 80128 N/A PC CHARITABLE 5000 COMPUTER HISTORY MUSEUM 1401 N SHORELINE BLVD MOUNTAIN VIEW CA 94043 N/A PC CHARITABLE 10000 DEATH WITH DIGNITY NATIONAL CENTER PO BOX 2009 PORTLAND OR 97208 N/A PC CHARITABLE 1000 FEEDING AMERICA 161 NORTH CLARK STREET CHICAGO IL 60601 N/A PC CHARITABLE 50000 FINE ARTS MUSEUM 50 HAGIWARA TEA GARDEN DRIVE SAN FRANCISCO CA 94118 N/A PC CHARITABLE 5000 FRIENDS & FOUNDATION OF THE SAN FRANCISCO PUBLIC LIBRARY 1630 17TH ST SAN FRANCISCO CA 94107 N/A PC CHARITABLE 5000 GLIDE MEMORIAL (GLIDE FOUNDATION) 330 ELLIS STREET SAN FRANCISCO CA 94102 N/A PC CHARITABLE 25000 GO PUBLIC SCHOOLS 5960 SOUTH LAND PARK DR 513 SACRAMENTO CA 95822 N/A PC CHARITABLE 100000 GOLDEN GATE NATIONAL PARKS CONSERVANCY FORT MASON BUILDING 201 SAN FRANCISCO CA 94123 N/A PC CHARITABLE 10000 HUMAN RIGHTS FIRST 75 BROAD STREET 31ST FLR NEW YORK NY 10004 N/A PC CHARITABLE 300000 J STREET EDUCATION FUND PO BOX 66073 WASHINGTON DC 20035 N/A PC EDUCATIONAL 5000 JEWISH VOCATIONAL & CAREER COUNSELING 548 MARKET ST PMB 37733 SAN FRANCISCO CA 94104 N/A PC CHARITABLE 100000 KDFC UNIVERSITY PARK LOS ANGELES CA 90089 N/A PC CHARITABLE 5000 KQED 2601 MARIPOSA STREET SAN FRANCISCO CA 94110 N/A PC CHARITABLE 130000 LITQUAKE FOUNDATION 268 BUSH ST 4226 SAN FRANCISCO CA 94104 N/A PC CHARITABLE 20000 MEALS ON WHEELS OF SAN FRANCISCO 2142 JERROLD AVENUE SAN FRANCISCO CA 94124 N/A PC CHARITABLE 400000 NATIONAL AIDS MEMORIAL PO BOX 2270 SAN FRANCISCO CA 94126 N/A PC CHARITABLE 10000 NATIONAL PUBLIC RADIO 1111 NORTH CAPITOL ST NE WASHINGTON DC 20002 N/A PC CHARITABLE 50000 NFTE BAY AREA (NETWORK FOR TEACHING ENTREPRENEURSHIP) 120 WALL STREET FLR 18 NEW YORK NY 10005 N/A PC EDUCATIONAL 20000 OAKLAND SCHOOL FOR THE ARTS 530 18TH STREET OAKLAND CA 94612 N/A PC EDUCATIONAL 75000 OKIZU FOUNDATION 83 HAMILTON DRIVE NOVATO CA 94949 N/A PC CHARITABLE 1000 PLANNED PARENTHOOD FEDERATION OF AMERICA 123 WILLIAM STREET 10TH FLOOR NEW YORK NY 10038 N/A PC CHARITABLE 5000 PLAYGROUND 3286 ADELINE STREET 8 BERKELEY CA 94703 N/A PC CHARITABLE 1500 PROJECT OPEN HAND 730 POLK STREET SAN FRANCISCO CA 94109 N/A PC CHARITABLE 5000 REBUILDING TOGETHER PIER 28 SAN FRANCISCO CA 94105 N/A PC CHARITABLE 15000 SAN FRANCISCO CONSERVATORY OF MUSIC 50 OAK STREET SAN FRANCISCO CA 94102 N/A PC CHARITABLE 5000 SAN FRANCISCO FREE CLINIC 4900 CALIFORNIA STREET SAN FRANCISCO CA 94118 N/A PC CHARITABLE 25000 SAN FRANCISCO MUSEUM OF MODERN ART 151 THIRD STREET SAN FRANCISCO CA 94103 N/A PC CHARITABLE 50000 STUDENTS RISING ABOVE PO BOX 192492 SAN FRANCISCO CA 94119 N/A PC EDUCATIONAL 10000 SYRACUSE UNIVERSITY SKYTOP OFFICE B SYRACUSE NY 13244 N/A PC CHARITABLE 500000 THEATRE COMMUNICATIONS GROUP INC 520 EIGHTH AVENUE FLR 24 NEW YORK NY 10018 N/A PC CHARITABLE 50000 TNDC - (TENDERLOIN NEIGHBORHOOD DEVELOPMENT CORPORATION) 201 EDDY STREET SAN FRANCISCO CA 94102 N/A PC CHARITABLE 100000 UNICEF (UNITED STATES FUND FOR UNICEF) 125 MAIDEN LANE NEW YORK NY 10038 N/A PC CHARITABLE 10000 UNITED WAY BAY AREA 550 KEARNY STREET 1000 SAN FRANCISCO CA 94108 N/A PC CHARITABLE 100000 UNIVERSITY OF WASHINGTON LAW SCHOOL 4293 MEMORIAL WAY NE 344 SEATTLE WA 98195 N/A PC EDUCATION 50000 3654000 0 14 653193 14 2972063 0 3625256 0 3625256 0 0 0 0 0 0 0 0 0 0 TAX PREPARATION FEES 42269 0 42269 FINANCIAL STMT AUDITOR FEES 16950 0 16950 ISHARES TRUST S&P MIDCAP 400 AT COST 556842 2237030 ISHARES TRUST S&P SMALLCAP 600 AT COST 533164 2001472 VANGUARD TOTAL STOCK MARKET AT COST 3464337 11402280 NUVEEN PFD INCOME OPP FUND (IJJ) AT COST 4818711 4167048 PRIME FINANCE SHORT DURATION VIII AT COST 17434882 16728658 LEGAL FEES 3569 0 3569 DIVIDEND RECEIVABLE 1717 71378 71378 PREPAID F990-PF TAXES 15215 75614 FILING FEE EXPENSE 400 0 400 INVESTMENT EXPENSE - NORTHERN TRUST 1540 1540 0 INVESTMENT EXPENSE - PRIME FINANCE SHORT DURATION VIII 55323 55323 0 FORM 990-PF FEDERAL TAXES 49601 0 0