Investor · CAMBRIDGE, MA

John K. Clarke

Open John in the network graph →

Filings

42

SEC Form D

Connections

232

co-filers

Capital

$86.7M

across filings

Active

Mar 2014

to Dec 2022

Most-connected co-filers (232)

Jeffrey D. Brown · Boston, MA8 shared Joseph F. Mastoloni · New York, NY8 shared Yan Chak Tommy Yip · George Town, Grand Cayman, Cayman Islands8 shared Kah Fai Low · George Town, Grand Cayman, Cayman Islands8 shared Kandasamy Thangavel · ALLEN, TX8 shared Albert W. Thomas, Ii · Lafayette, LA7 shared Christoph Westphal · Boston, MA6 shared Inderjit M. Singh · Grand Cayman, Cayman Islands6 shared Alan M. Leventhal · Boston, MA6 shared Jacob Margolin · Atlanta, GA6 shared Jariel Bortnick · New York, NY6 shared Anne Cappel · Cincinnati, OH6 shared Fred M. Seigel · Boston, MA6 shared Christopher T. Bush · New York, NY6 shared Robert Forrester · Boston, MA6 shared Nishith Rastogi · Milpitas, CA6 shared Anthony T. Pozzuto · New York, NY6 shared Jackee D. Stang · Marina Del Rey, CA6 shared Jeffrey L. Kovach · Arlington, VA5 shared Frank G. Pellegrino · WELLSBORO, PA5 shared Thomas G. Mckinley · PURCHASE, NY5 shared Ralph Katz · Burr Ridge, IL5 shared Scott E. Dakers · Grand Cayman, Cayman Islands5 shared David C. Litton · Grand Cayman, Cayman Islands5 shared

Recent filings (42)

PTC THERAPEUTICS, INC.May 2023 · 36 co-filers$35.9M Punchdown Partners SPV-PR 2, LLCDec 2022 · 5 co-filers Punchdown Partners SPV-PR 2, LLCDec 2022 · 5 co-filers Fairport Asset Management II, LLCNov 2022 · 11 co-filers$15.0M BCP-CG PCP REIT II LLCJan 2022 · 17 co-filers$125K BCP-CG PCP REIT III LLCJan 2022 · 17 co-filers$125K Fairport Asset Management II, LLCDec 2021 · 11 co-filers$15.0M Punchdown Partners SPV-PR, LLCMay 2021 · 10 co-filers$7.4M Punchdown Partners SPV-PR, LLCMay 2021 · 10 co-filers$7.4M Vividion Therapeutics, Inc.Mar 2021 · 23 co-filers$135.0M Fairport Asset Management II, LLCJun 2020 · 11 co-filers$4.9M PTC THERAPEUTICS, INC.Jun 2020 · 36 co-filers$41.9M QuarterSpot, Inc.Jun 2019 · 35 co-filers$1.0B Vividion Therapeutics, Inc.May 2019 · 23 co-filers$82.0M CHP IV - Warehouse LLCApr 2019 · 5 co-filers$5.0M CHP IV - Warehouse LLCApr 2019 · 5 co-filers$5.0M QuarterSpot, Inc.Jun 2018 · 29 co-filers$1.0B QuarterSpot, Inc.May 2018 · 25 co-filers$12.5M Cardinal Analytx, Inc.Mar 2018 · 15 co-filers$2.0M Cardinal Analytx, Inc.Mar 2018 · 15 co-filers$2.0M BIOTECH LONG SHORT FUND, L.P.Jan 2018 · 2 co-filers QuarterSpot, Inc.Jan 2018 · 23 co-filers$10.0M New Terrell Place REIT LLCJan 2018 · 20 co-filers$125K BCSP 231 REIT LLCJan 2018 · 14 co-filers$125K DC REIT Pentagon LLCJan 2018 · 20 co-filers$125K

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →