Investing Profile

Stephen Knight

InvestorVC

President and Managing Partner at F-Prime Capital Partners

fprimecapital.com/people/step...Cambridge, Massachusetts

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Current Investing Position

F-Prime Capital Partners Managing Partner

Investment Range

$100K - $10.0M

Sweet Spot

$5.0M

Investments On Record

Stephen Knight is on these Sector & Stage Rankings

BioTech (Series B)Pharmaceuticals (Series B)BioTech (Series A)Pharmaceuticals (Series A)Health IT (Series A)Health & Hospital Services (Series B)Health & Hospital Services (Series A)Boston / New England Health IT (Series B)

Stephen Knight's Investments On Record (9)

Company	StageDateRound Size	Total Raised
Paradigm	Series BDec 2025$78M Series AJan 2023$200M	$320M
Co-investors: Elena Viboch (General Catalyst), Hemant Taneja (General Catalyst), Ramnik Arora (FTX Ventures), Niko Bonatsos (General Catalyst), Bilal Zuberi (Lux Capital), Brett Cook (F-Prime Capital Partners), Jared Friedman (Y Combinator), Alaa Halawa (Mubadala), Justin Kao (DFJ Growth), Robert Nelsen (ARCH Venture Partners), Jay Markowitz (ARCH Venture Partners), Karim Atiyeh, Balaji Srinivasan, Eoghan McCabe, Scott Belsky, Arash Ferdowsi
Ensoma	Series UnknownSep 2025$53M Series BJan 2023$85M Series AFeb 2021$70M	$260M
Co-investors: Kush Parmar (5am Ventures), Kouki Harasaki (Bioluminescence Ventures), Mark Chin (Arix Bioscience)
Atalanta Therapeutics	Series BJan 2025$97M Series AJan 2021$110M	$210M
Co-investors: Jessica Alston (F-Prime Capital Partners), Stacie Weninger (F-Prime Capital Partners), Jason P. Hafler (Sanofi Ventures), Niall O’Donnell (RiverVest)
Quantum Circuits, Inc.	Series BMay 2024$60M	$78M
Co-investors: Bill Coughran (Sequoia Capital), Brendan Dickinson (Canaan Partners), Corey Ritter (ARCH Venture Partners), Eugene Chiu (In-Q-Tel)
Genomics	Series CJan 2024$45M Series UnknownMar 2021$30M Series BDec 2018$9M	$84M
Co-investors: Jim Tananbaum (Foresite Capital)
Aerium Therapeutics	Series AMar 2022
Co-investors: Michael Powell (Omega Funds), Vincent Ossipow (Omega Funds)
Leyden Labs	Series BJan 2022$140M Series AMar 2021$47M	$260M
Co-investors: David Schenkein (GV (Google Ventures)), Brook Byers (Kleiner Perkins), Nisa Leung (Qiming Venture Partners)
Prime Medicine	Series BJul 2021$200M Series AOct 2019$120M	$320M
Co-investors: David Schenkein (GV (Google Ventures)), Stephen Francis (Arrive), Neil Sirni (Arrive), Robert Nelsen (ARCH Venture Partners)