Investor · Boston, MA

Christoph Westphal

Open Christoph in the network graph →

Filings

46

SEC Form D

Connections

235

co-filers

Capital

$295.8M

across filings

Active

Apr 2012

to Feb 2025

Most-connected co-filers (235)

Richard Aldrich · CAMBRIDGE, MA12 shared Steve Kraus · Minneapolis, MN10 shared Aleksey Rozenfeld · Redwood City, CA10 shared Dax F. Sanders · New York, NY8 shared Karma Newberry · Salt Lake City, UT8 shared Sally A. Ward · Beverly Hills, CA8 shared Michelle Dipp · Boston, MA7 shared Ed Kelenchuk · Vancouver, British Columbia, Canada6 shared Katrina Yolen · Vancouver, British Columbia, Canada6 shared Jonathan Faucher · Vancouver, British Columbia, Canada6 shared Chris Melillo · Vancouver, British Columbia, Canada6 shared Joseph Lusardi · Vancouver, British Columbia, Canada6 shared Christine Rigby · Vancouver, British Columbia, Canada6 shared Matthew Harrell · Vancouver, British Columbia, Canada6 shared Jesse Kater · Vancouver, British Columbia, Canada6 shared Gretchen Mccarthy · Vancouver, British Columbia, Canada6 shared Carolyn Fedigan · Vancouver, British Columbia, Canada6 shared Blake H. Walker · SALT LAKE CITY, UT6 shared Steven Patierno · Vancouver, British Columbia, Canada6 shared Boris Jordan · Vancouver, British Columbia, Canada6 shared John Dol · Vancouver, British Columbia, Canada6 shared Chart Westcott · DALLAS, TX6 shared Church M. Moore · New York, NY6 shared Stuart Wilcox · Vancouver, British Columbia, Canada6 shared

Recent filings (46)

Newleos Therapeutics, Inc.Feb 2025 · 11 co-filers$93.4M Newleos Therapeutics, Inc.Feb 2025 · 11 co-filers$93.4M Longwood Special Situations Fund, L.P.Dec 2024 · 3 co-filers$200.0M Longwood Special Situations Fund, L.P.Dec 2023 · 2 co-filers$200.0M ORCP III Birch Co-investors, L.P.Aug 2023 · 7 co-filers One Rock Capital Partners IV, LPFeb 2023 · 7 co-filers One Rock Emerald Fund, LPFeb 2023 · 7 co-filers Longwood Fund VI, L.P.Sep 2022 · 4 co-filers$150.0M Longwood Fund VI, L.P.Sep 2021 · 4 co-filers$150.0M Immunitas Therapeutics, Inc.Aug 2021 · 17 co-filers$57.7M Immunitas Therapeutics, Inc.Aug 2021 · 17 co-filers$57.7M TScan Therapeutics, Inc.Jan 2021 · 15 co-filers$100.0M TScan Therapeutics, Inc.Jan 2021 · 15 co-filers$100.0M ImmuneID, Inc.Jan 2021 · 5 co-filers$20.2M ImmuneID, Inc.Jan 2021 · 5 co-filers$20.2M Werewolf Therapeutics, Inc.Aug 2020 · 20 co-filers$56.2M Longwood Fund V, L.P.Jul 2020 · 5 co-filers$117.8M Inspire Impact Group, LLCMay 2020 · 11 co-filers$250K Longwood Fund V, L.P.Feb 2020 · 5 co-filers$100.0M OROCO RESOURCE CORPAug 2019 · 7 co-filers$25K TScan Therapeutics, Inc.Jul 2019 · 13 co-filers$23.3M TScan Therapeutics, Inc.Jul 2019 · 13 co-filers$23.3M Pyxis Oncology, Inc.Jul 2019 · 11 co-filers$22.0M Pyxis Oncology, Inc.Jul 2019 · 11 co-filers$22.0M OROCO RESOURCE CORPMay 2019 · 11 co-filers$112K

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