Fundraising Fox

Robert Weisskoff

Investor

Partner at F-Prime Capital Partners

Massachusetts

Writes $100K – $10M checks · typically $5M

FoundedAffinia TherapeuticsAmphora MedicalCaribou BiosciencesShouTi Inc.ViewrayXilio Therapeutics

Experience

  1. F-Prime CapitalPartnercurrent2004 — present
  2. EPIX PharmaceuticalsVP Business Development1998 — 2004
  3. Massachusetts General HospitalDirector, MR Imaging Core1990 — 1998
  4. Harvard Medical SchoolAssociate Professor of Radiology1990 — 1998
  5. Advanced NMR SystemsSr. Physicist1988 — 1990

Education

  1. Columbia Business SchoolMBA1999 — 2000
  2. Massachusetts Institute of TechnologyPhD, Physics1983 — 1988
  3. Harvard UniversityAB, Physics1979 — 1983

Same school

Shared employers

Deals · 9

Affinia TherapeuticsBoard seat

via F-Prime Capital Partners · filed Oct 2025 · $45M raise

ZenflowBoard seat

via F-Prime Capital Partners · filed Nov 2024 · $25.2M raise

RarecyteBoard seat

via F-Prime Capital Partners · filed Jul 2023 · $35.7M raise

ShouTi Inc.Board seat

via F-Prime Capital Partners · filed Jan 2022 · $7M raise

Caribou BiosciencesBoard seat

via F-Prime Capital Partners · filed Mar 2021 · $115M raise

Xilio TherapeuticsBoard seat

via F-Prime Capital Partners · filed Jan 2021 · $50.2M raise

Checkmate PharmaceuticalsBoard seat

via F-Prime Capital Partners · filed Jan 2020 · $16M raise

Amphora MedicalBoard seat

via F-Prime Capital Partners · filed Jul 2015 · $12.8M raise

ViewrayBoard seat

via F-Prime Capital Partners · filed Jan 2015 · $16.8M raise

Attribution from SEC filings, press coverage, and firm rosters.

Colleagues at F-Prime Capital Partners