Investor · Lexington, MA
Peter A. Bisgaard
Open Peter in the network graph →Filings
94
SEC Form D
Connections
336
co-filers
Capital
$258.7M
across filings
Active
Mar 2016
to Jul 2025
Most-connected co-filers (336)
Simeon George · Tucson, AZ15 sharedLawrence R. Senour · San Diego, CA14 sharedJim Weersing · Tucson, AZ13 sharedJosh B. Makower · Natick, MA11 sharedDavid Wu · San Fransicso, CA11 sharedWilliam T. Brownie · Mountain View, CA11 sharedRichard H. Coles · Camana Bay, Grand Cayman, Cayman Islands10 sharedDavid Huey · Bellevue, WA8 sharedTodd T. Klein · Reston, VA8 sharedJames O'Brien · New York, NY8 sharedJoshua F. Sobeck · New York, NY8 sharedMichael A. Willis · Boulder, CO8 sharedWilliam A. Kent · Boulder, CO8 sharedMarc J. Der Kinderen · New York, NY8 sharedGijs F. Van Thiel · New York, NY8 sharedBret Wiener · WESTPORT, CT8 sharedSrik Soogoor · Richardson, TX8 sharedSteve Piaker · Palo Alto, CA8 sharedNeil A. Cox · LONGMONT, CO8 sharedDavid F. Sassoon · New York, NY8 sharedChristopher D. Newton · WILMINGTON, NC8 sharedRobert F. Barge · New York, NY8 sharedZung V. Tran · Erie, CO8 sharedMalcolm Appelbaum · WESTPORT, CT8 shared
Recent filings (94)
Addition Therapeutics, Inc.Dec 2025 · 15 co-filers$28.0MAddition Therapeutics, Inc.Dec 2025 · 15 co-filers$28.0MMapLight Therapeutics, Inc.Jul 2025 · 25 co-filers$372.4MMapLight Therapeutics, Inc.Jul 2025 · 25 co-filers$372.4MRECSOLU, INC.Jul 2025 · 18 co-filers$5.8MHeadlands Asset Management Fund III LP Series RJan 2025 · 11 co-filersHeadlands Asset Management Fund III LP Series PMay 2024 · 11 co-filersHeadlands Asset Management Fund III LP Series NMar 2024 · 11 co-filersMapLight Therapeutics, Inc.Nov 2023 · 34 co-filers$225.0MMapLight Therapeutics, Inc.Jul 2023 · 32 co-filers$175.0MGEMSPRING CAPITAL EXECUTIVE FUND III, LPMar 2023 · 4 co-filers$75.0MGEMSPRING CAPITAL FUND III-A, LPJan 2023 · 4 co-filers$1.6BGEMSPRING CAPITAL FUND III, LPJan 2023 · 4 co-filers$1.6BHeadlands Asset Management Fund III LP Series MJan 2023 · 11 co-filersMapLight Therapeutics, Inc.Nov 2022 · 23 co-filers$12.0MOncXerna Therapeutics, Ltd.Mar 2022 · 9 co-filers$100.0MOncXerna Therapeutics, Ltd.Mar 2022 · 9 co-filers$100.0M747 Hudson V, L.P.Oct 2021 · 14 co-filers$50.0M747 Hudson V, L.P.Oct 2021 · 14 co-filers$50.0MGEMSPRING GROWTH SOLUTIONS I, LPSep 2021 · 4 co-filers$455.0MGEMSPRING GROWTH SOLUTIONS I-A, LPSep 2021 · 4 co-filers$455.0MPivotal bioVenture Partners CNS Fund I SLP, L.P.Aug 2021 · 8 co-filersPivotal bioVenture Partners Fund II SLP, L.P.Aug 2021 · 8 co-filersHeadlands Asset Management Fund III LP Series KJul 2021 · 11 co-filersRECSOLU, INC.Jul 2021 · 18 co-filers$43.2M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Peter in the interactive graph →