| 1 | JACOBSON, JONATHANBOSTON, MA · 02117 | FOUNDER · HIGHSAGE VENTURES | SLF PACC00571703 | 2026-05-21 | $500,000 | Primary (P) | Filing 1996156Original filing ↗ |
| 2 | JACOBSON, JONATHON SBOSTON, MA · 02117 | FOUNDING MEMBER · HIGHSAGE VENTURES | VOTEVETSC00418897 | 2026-07-27 | $200,000 | Primary (P) | NON-CONTRIBUTION ACCOUNTFiling 2006404Original filing ↗ |
| 3 | JACOBSON, JONATHON S.BOSTON, MA · 02117 | HIGH SAGE VENTURES | BETTER BLUE FUNDC00940890 | 2026-03-25 | $28,000 | Primary (P) | Filing 1962848Original filing ↗ |
| 4 | JACOBSON, JONATHAN S.BOSTON, MA · 02117 | FOUNDER · HIGHSAGE VENTURES | CHRIS PAPPAS VICTORY FUNDC00878702 | 2026-03-11 | $22,000 | Primary (P) | Filing 1965550Original filing ↗ |
| 5 | KLARMAN, SETHBOSTON, MA · 02117 | CEO · THE BAUPOST GROUP | ALASKA DEMOCRATIC PARTY- FEDERALC00191247 | 2025-12-17 | $10,000 | Primary (P) | Filing 1972128 · amendedOriginal filing ↗ |
| 6 | KLARMAN, SETHBOSTON, MA · 02117 | CEO · THE BAUPOST GROUP | KANSAS DEMOCRATIC PARTY- FEDERALC00019380 | 2025-12-17 | $10,000 | Primary (P) | Filing 1943450Original filing ↗ |
| 7 | KLARMAN, SETHBOSTON, MA · 02117 | CEO · THE BAUPOST GROUP | CALIFORNIA DEMOCRATIC PARTYC00105668 | 2025-12-17 | $10,000 | Primary (P) | Filing 1978144 · amendedOriginal filing ↗ |
| 8 | KLARMAN, SETHBOSTON, MA · 02117 | CHIEF EXECUTIVE OFICER · BAUPOST GROUP | NEVADA STATE DEMOCRATIC PARTYC00208991 | 2025-12-17 | $10,000 | Primary (P) | Filing 1939664Original filing ↗ |
| 9 | KLARMAN, SETHBOSTON, MA · 02117 | CHIEF EXECUTIVE · BAUPOST GROUP | MAINE DEMOCRATIC PARTYC00179408 | 2025-12-17 | $10,000 | Primary (P) | Filing 1972106 · amendedOriginal filing ↗ |
| 10 | KLARMAN, SETHBOSTON, MA · 02117 | CEO · BAUPOST | TEXAS DEMOCRATIC PARTYC00099267 | 2025-12-17 | $10,000 | Primary (P) | Filing 1943397Original filing ↗ |
| 11 | KLARMAN, SETHBOSTON, MA · 02117 | CEO · THE BAUPOST GROUP | GEORGIA FEDERAL ELECTIONS COMMITTEEC00041269 | 2025-12-17 | $10,000 | Primary (P) | Filing 1946230 · amendedOriginal filing ↗ |
| 12 | JACOBSON, JONATHONBOSTON, MA · 02117 | CHAIRMAN · HIGHSAGE VENTURES | AMERICAN ISRAEL PUBLIC AFFAIRS COMMITTEE POLITICAL ACTION COMMITTEEC00797670 | 2025-10-30 | $7,000 | Primary (P) | Filing 1956675 · amendedOriginal filing ↗ |
| 13 | JACOBSON, JONBOSTON, MA · 02117 | RETIRED · RETIRED | AMERICAN ISRAEL PUBLIC AFFAIRS COMMITTEE POLITICAL ACTION COMMITTEEC00797670 | 2026-05-14 | $7,000 | Primary (P) | Filing 1985701Original filing ↗ |
| 14 | JACOBSON, JONBOSTON, MA · 02117 | RETIRED · NOT EMPLOYED | MELISSA HERNANDEZ FOR CONGRESSC00932541 | 2026-07-20 | $3,500 | Other 2026 (O2026) | Filing 2004805Original filing ↗ |
| 15 | JACOBSON, JONATHON S.BOSTON, MA · 02117 | CEO · HIGHFIELDS CAPITAL MANAGEMENT, | COLLINS FOR SENATORC00314575 | 2026-05-18 | $3,500 | Primary 2026 (P2026) | Filing 1980084Original filing ↗ |
| 16 | JACOBSON, JONATHONBOSTON, MA · 02117 | CHAIR · HIGHSAGE VENTURES LLC | MARIE FOR CONGRESSC00806174 | 2025-10-30 | $3,500 | General 2026 (G2026) | * EARMARKED CONTRIBUTION: SEE BELOWFiling 1941898Original filing ↗ |
| 17 | JACOBSON, JONATHON SBOSTON, MA · 02117 | NOT EMPLOYED · NOT EMPLOYED | JAKE AUCHINCLOSS FOR CONGRESSC00721449 | 2026-05-19 | $3,500 | Primary 2026 (P2026) | Filing 1995918Original filing ↗ |
| 18 | JACOBSON, JONATHON S.BOSTON, MA · 02117 | CEO · HIGHFIELDS CAPITAL MANAGEMENT, | COLLINS FOR SENATORC00314575 | 2026-05-18 | $3,500 | General 2026 (G2026) | Filing 1980084Original filing ↗ |
| 19 | JACOBSON, JONBOSTON, MA · 02117 | RETIRED · NOT EMPLOYED | MELISSA HERNANDEZ FOR CONGRESSC00932541 | 2026-07-20 | $3,500 | Other 2026 (O2026) | Filing 2004805Original filing ↗ |
| 20 | JACOBSON, JONATHON SBOSTON, MA · 02117 | NOT EMPLOYED · NOT EMPLOYED | JAKE AUCHINCLOSS FOR CONGRESSC00721449 | 2026-05-19 | $3,500 | General 2026 (G2026) | Filing 1995918Original filing ↗ |