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Cooley Advises on Keros’ Strategic Review Process, Negotiated Share Repurchase Transactions and Planned Issuer Tender Offer

October 15, 2025

Cooley advised Keros Therapeutics, a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a range of patients with disorders linked to dysfunctional signaling of the transforming growth factor-beta family of proteins, on its $375 million capital return program, which represents the culmination of Keros’ strategic review process, including its share purchase agreements to repurchase all shares of its common stock beneficially owned by ADAR1 Capital Management and Pontifax Venture Capital and planned tender offer for up to $194 million in value of shares of its common stock.

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Bill Roegge
Partner, New York
Kevin Cooper
Partner, New York
Ryan Sansom
Partner, Boston
Marc Recht
Partner, Boston
Minkyu Park
Special Counsel, New York
Julia Kim
Special Counsel, New York
Kathryn Benvenuti
Associate, New York
Koji Fukumura
Partner, San Diego
Sarah Lightdale
Partner, New York
Craig TenBroeck
Partner, San Diego
Elizabeth Wright
Special Counsel, Boston
Margaux Arntson
Associate
Susan Choy
Associate, New York
Brian P. Golger
Associate, New York
Jill Golub
Associate, New York
Denny Xu
Associate, Boston
Jeffrey J. Tolin
Partner, New York
Reid Hooper
Special Counsel, Washington, DC
Justin Kisner
Special Counsel, San Diego

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Valneva Announces up to $500 Million Debt Facility With Pharmakon Advisors

October 6, 2025

Cooley advised Valneva, a specialty vaccine company that develops, manufactures and commercializes prophylactic vaccines for infectious diseases addressing unmet medical needs, on a debt facility for up to $500 million in nondilutive financing with funds managed by Pharmakon Advisors.

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Mischi a Marca
Partner, San Francisco
Shimeng Cheng
Special Counsel, San Francisco
Katie Kazem
Partner, Reston
Amanda Fant
Associate, New York
Kavi Huded
Associate, New York
Marc Recht
Partner, Boston
Dr. Jon Cousin
Partner, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Christophe Beauduin
Partner, New York
Rena Kaminsky
Special Counsel, Palo Alto
Xander Lee
Partner, Santa Monica
Michael Bergmann
Partner, Washington, DC
Kathleen Goodhart
Partner, San Francisco
Lyndsey M. Kruzer
Partner, Boston
Phil Mitchell
Partner, New York
Francis Wheeler
Senior Counsel, Colorado
Amy Hallman Rice
Special Counsel, San Diego
Karen Tsai
Special Counsel, Washington, DC
Shehzad Akram
Associate, London
Trevor Bossi
Associate, Boston
Jameson Davis
Associate, Boston
Melanie Simon-Giblin
Associate, New York
Chris Rhem
Paralegal Specialist, San Francisco

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LB Pharmaceuticals Announces $285 Million Upsized IPO

September 12, 2025

Cooley advised LB Pharmaceuticals, a clinical-stage biopharmaceutical company developing novel therapies for the treatment of neuropsychiatric diseases including schizophrenia, on its $285 million upsized initial public offering (IPO).

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Brandon W. Fenn
Partner, New York
Div Gupta
Partner, New York
Marc Recht
Partner, Boston
Minkyu Park
Special Counsel, New York
Denny Xu
Associate, Boston
Danbi Kim
Associate, Boston
Ariane A. Andrade
Partner, Chicago
Nathaniel Hearn Jr.
Associate, Chicago
Karun Ahuja
Special Counsel, Chicago
Brandon Lefebvre
Quantitative Analyst, Boston
Stephanie Gentile
Partner, New York
Austin Holt
Partner, Santa Monica
Eileen Marshall
Partner, Washington, DC
Phil Mitchell
Partner, New York
Gerard O'Shea
Partner, New York
David Peinsipp
Partner, San Francisco
Ryan Vann
Partner, Chicago
Francis Wheeler
Senior Counsel, Colorado
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Andrew Epstein
Special Counsel, Seattle
Jessica Koffel
Special Counsel, Brussels
Rebecca Ross
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Chelsea Braun
Associate, Boston
Cara Buchicchio
Associate, New York
David Dalton
Associate, Santa Monica
Vince Flynn
Associate, San Diego
Virat Gupta
Associate, Washington, DC
Wyatt Kernell
Associate, Colorado
Allison Kutner
Associate, New York
Brenna McGuire
Associate, Washington, DC
Sarah Miller
Associate, New York
Jayne M. Munger
Associate, New York
Miles Patton
Associate, New York
Alla Kagan
Paralegal Specialist, San Diego
Cathy Rude
Paralegal Specialist, Boston
Jake Ironfield
Transactional Quantitative Analyst, New York
Brian Mitchell
Transactional Quantitative Analyst, San Diego

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Eagle Pharmaceuticals’ Cooperation Agreement With Nantahala Capital Management

August 28, 2025

Cooley advised Eagle Pharmaceuticals, a fully integrated pharmaceutical company with research and development, clinical, manufacturing and commercial expertise, on its cooperation agreement with Nantahala Capital Management, a holder of approximately 38% of Eagle’s outstanding shares.

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Related contacts

Bill Roegge
Partner, New York
Sarah Sellers
Partner, New York
Marc Recht
Partner, Boston
Asa Henin
Partner, San Diego
Paul Alexander
Associate, Washington, DC
Nathan Baum
Special Counsel, New York
Luke Cadigan
Partner in Charge – Boston, Boston
Tijana Brien
Partner, Palo Alto
Ariane A. Andrade
Partner, Chicago

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Cerberus Ventures Leads Syntis Bio’s $38 Million Financing

July 1, 2025

Cooley advised Cerberus Ventures, a venture fund established in 2023 to invest in early-stage companies in sectors important to government and innovators, as lead investor in Syntis Bio’s $38 million financing. Partners Matthew Bartus, Marc Recht and Christophe Beauduin led the Cooley team advising Cerberus Ventures.

Related contacts

Matthew Bartus
Partner, San Francisco
Marc Recht
Partner, Boston
Christophe Beauduin
Partner, New York
Andrew Leonard
Associate, Washington, DC
Alex Abelson
Associate, New York
Dr. Marcelo Pomeranz
Associate, San Diego
Michael Fernando
Associate, London

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Chambers USA: Life Sciences: Corporate/Commercial – Massachusetts (2025)

Chambers USA: Capital Markets – Massachusetts (2014 – 2025)

The Legal 500 US: Healthcare: Life Sciences (2013, 2016, 2020)

Who's Who Legal: Life Sciences (2017, 2018)

Super Lawyers: Rising Star (2007, 2010 – 2013)

Boston Business Journal: Biotech IPO (2015)


Excellent in all categories. Marc Recht is 'very technically skilled in corporate matters and plays a strong quarterback role.'

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