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Briggs Morrison

Briggs Morrison

Director at Auron Therapeutics. Also a chief executive officer and director at Crossbow Therapeutics and a director at Reunion Neuroscience.

ExecutiveDirectorPublic companyRoles at 3 startups
Updated Nov 9, 2026·Latest SEC filing Aug 13, 2026·Suggest an edit

About Briggs Morrison

Briggs Morrison is a director at Auron Therapeutics.

Form D filings also name Briggs Morrison as a chief executive officer and director at Crossbow Therapeutics and a director at Reunion Neuroscience.

Briggs Morrison reports to the SEC as a director or officer of 9 public companies, including Arvinas (ARVN), CRISPR Therapeutics AG (CRSP) and Werewolf Therapeutics (HOWL).

Briggs Morrison first appears on SEC filings in 2016.

Experience

This experience comes from SEC filings. The years are when the filings name Briggs Morrison in the role, so the role may have started earlier or lasted longer.

Auron Therapeutics, Inc.
Director
2022 – 2026 · Wellesley, MA
Develops potential treatments for people with cancer and inflammatory diseases.
Arvinas, Inc.
Director
2018 – 2026 · Public company (ARVN)
CRISPR Therapeutics AG
Director
2025 – 2026 · Public company (CRSP)
Crossbow Therapeutics, Inc.
Chief Executive Officer and director
2023 – 2025 · Cambridge, MA
Werewolf Therapeutics, Inc.
Director
2021 – 2025 · Public company (HOWL)
Carisma Therapeutics Inc.
Director
2023 – 2024 · Public company (CARM)
Repare Therapeutics Inc.
Director
2020 – 2024 · Public company (RPTX)
Reunion Neuroscience, Inc.
Director
2024 · Morristown, NJ
Syndax Pharmaceuticals Inc
President, Head of R&D, director
2016 – 2024 · Public company (SNDX)
Codiak BioSciences, Inc.
Director
2020 – 2021 · Public company (CDAK)
Oncorus, Inc.
Director
2020 · Public company (ONCR)
NextCure, Inc.
Director
2019 – 2020 · Public company (NXTC)

Key Colleagues at Startups

The people Briggs Morrison works with at each company, as listed on that company's latest Form D.

Auron Therapeutics, Inc. · Form D, Aug 13, 2026
Pini Orbach
Pini Orbach
Director
Serge Messerlian
Serge Messerlian
Board Director
Victoria Richon
Alexandra Cantley
Anna French
Anna French
Director
KY
Katharine Yen
Founder & CEO, director
Crossbow Therapeutics, Inc. · Form D, Sep 30, 2025
AN
Alexander Nolte
Executive officer
Alexandra Cantley
DW
Dmitri Wiederschain
Executive officer
SA
CB
Charles Baum
Director
IM
AL
Alon Lazarus
Director
TF
Todd Foley
Director
Reunion Neuroscience, Inc. · Form D/A, May 6, 2024
RA
Robert Alexander
Executive officer
GM
Gregory Mayes
Chief Executive Officer and director
ES
Edward Smith
Executive officer
AG
EL
Ellen Lubman
Director
MT
Mark Theeuwes
Executive officer
NB
Nathan Bryson
Executive officer
AL
Alon Lazarus
Director
NS

Sources

  1. SECAuron Therapeutics, Inc. Form D, filed Aug 13, 2026
  2. SECCrossbow Therapeutics, Inc. Form D, filed Sep 30, 2025
  3. SECReunion Neuroscience, Inc. Form D/A, filed May 6, 2024
  4. SECForms 3, 4 and 5 filed by Briggs Morrison (SEC filer 1654430)