Investor · South San Francisco, CA
Brian G. Atwood
Open Brian in the network graph →Filings
87
SEC Form D
Connections
450
co-filers
Capital
$6.3M
across filings
Active
Oct 2024
to May 2025
Most-connected co-filers (450)
Ed C. Penhoet · San Diego, CA15 sharedRoss K. Jaffe · Redwood City, CA11 sharedBarbara R. Lubash · SCHAUMBERG, IL11 sharedWilliam Link · Copley, OH11 sharedDavid R. Baltimore · San Diego, CA11 sharedTimothy G. Howe · Gaithersburg, MD11 sharedDonald Milder · Aliso Viejo, CA11 sharedRebecca V. Robertson · Sunnyvale, CA11 sharedTito Serafini · Redwood City, CA10 sharedFranklin Berger · Redwood City, CA10 sharedAntony Koblish · Malvern, PA8 sharedCarlos V. Paya · Seattle, WA8 sharedJustin Charon · ANCHORAGE, AK8 sharedSteven Gillis · Lexington, MA8 sharedJeffrey Smith · Lake Oswego, OR7 sharedEdward Dickinson · SPARKS, NV7 sharedBarry Davies · SPARKS, NV7 sharedDaniel E. Wolfus · VANCOVUER, British Columbia, Canada7 sharedGeorge Putnam · Sparks, NV7 sharedWilliam Duyvesteyn · Vancouver, British Columbia, Canada7 sharedWilliam Harris · Redwood City, CA7 sharedNancy La Couvee · Vancouver, British Columbia, Canada7 sharedRobert W. Overell · SEATTLE, WA6 sharedRichard Klausner · Mountain View, CA6 shared
Recent filings (87)
CERO THERAPEUTICS HOLDINGS, INC.May 2025 · 8 co-filers$8.0MCERO THERAPEUTICS HOLDINGS, INC.Oct 2024 · 7 co-filers$1.3MCERO THERAPEUTICS HOLDINGS, INC.Feb 2024 · 7 co-filers$10.2MCERO THERAPEUTICS HOLDINGS, INC.Feb 2024 · 7 co-filers$10.2MAtreca, Inc.Dec 2017 · 20 co-filers$35.0MZAIS Opportunity Domestic Feeder Fund, LPOct 2017 · 7 co-filersSedgwick, Inc.Jun 2017 · 21 co-filers$851KSarissa Capital Offshore Fund LtdApr 2017 · 8 co-filersVascudyne, Inc.Mar 2017 · 8 co-filers$1.9MZAIS Opportunity Domestic Feeder Fund, LPOct 2016 · 7 co-filersCatholic Endowment Fund, LPJul 2016 · 8 co-filersCell Design Labs, Inc.Jun 2016 · 27 co-filers$22.9MCell Design Labs, Inc.Jun 2016 · 27 co-filers$4.0MPHASERX, INC.Jun 2016 · 23 co-filers$420KOPGEN INCMay 2016 · 27 co-filers$10.4MSarissa Capital Offshore Fund LtdApr 2016 · 8 co-filersPHASERX, INC.Dec 2015 · 19 co-filers$4.0MAtreca, Inc.Dec 2015 · 14 co-filers$57.3MAtreca, Inc.Dec 2015 · 14 co-filers$723KINDEPENDENT BANKERS FINANCIAL CorpNov 2015 · 51 co-filersZAIS Opportunity Domestic Feeder Fund, LPOct 2015 · 8 co-filersOPGEN INCJul 2015 · 26 co-filers$2.6MVascudyne, Inc.Jul 2015 · 8 co-filers$1.3MCatholic Endowment Fund, LPJul 2015 · 8 co-filersUber Technologies, IncMay 2015 · 30 co-filers$2.8B
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Brian in the interactive graph →