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Shoulder Innovations Announces $75 Million IPO

July 31, 2025

Cooley advised the underwriters of Shoulder Innovations, a medical technology company exclusively focused on transforming the shoulder surgical care market, in connection with Shoulder Innovations’ $75 million initial public offering (IPO).

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Related contacts

Denny Won
Partner, San Francisco
Charlie Kim
Partner, San Diego
Kristin VanderPas
Partner, San Francisco
David Peinsipp
Partner, San Francisco
Xander Lee
Partner, Santa Monica
Barbara Mirza
Partner, Santa Monica
Phil Mitchell
Partner, New York
Scott Weston
Partner, Boston
Kassity L. Mai
Special Counsel, Reston
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Valerie Sapozhnikova
Associate, Los Angeles
Alex Hammer
Associate, San Francisco
Allison Kutner
Associate, New York
Sunny J. Levine
Associate, Colorado
Ryan Lewis
Associate, Colorado
Sarah Miller
Associate, New York
Marjorie O'Neill
Associate, San Francisco
Amanda Pacheco
Associate, Palo Alto

Related Practices & Industries

Aardvark Therapeutics Announces $94.2 Million IPO

February 14, 2025

Cooley advised the underwriters of Aardvark Therapeutics, a phase 3 biotech company developing novel small-molecule therapies for metabolic diseases, in connection with Aardvark’s $94.2 million initial public offering (IPO).

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Related contacts

Charlie Kim
Partner, San Diego
Kristin VanderPas
Partner, San Francisco
Denny Won
Partner, San Francisco
Jean Park
Partner, New York
Christine Turner
Associate, Colorado
Ryan Lewis
Associate, Colorado
Joanna Zhang
Associate, San Diego
Lila Hope
Partner, Palo Alto
Xander Lee
Partner, Santa Monica
Phil Mitchell
Partner, New York
Alessandra Murata
Partner, Palo Alto
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Zack Gong
Associate, Shanghai
Tony P. Guan
Associate, Santa Monica
Sarah Miller
Associate, New York

Related Practices & Industries

SiteOne Therapeutics Announces $100 Million Series C

December 18, 2024

Cooley advised SiteOne Therapeutics, a biopharmaceutical company developing selective ion channel modulators for the treatment of pain, cough and other conditions, on its $100 million Series C financing.

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Related contacts

Laura Berezin
Partner, Seattle
Sara Semnani
Partner, Santa Monica
Noel Ripberger-Scheick
Associate, Palo Alto
Annie Froehlich
Partner, Washington, DC
Christopher Kimball
Partner, Washington, DC
Tracy Rubin
Partner, Palo Alto
John Sellers
Senior Counsel, Palo Alto
Denny Won
Partner, San Francisco
Kimberly Nguyen
Special Counsel, Reston
Kristin O'Hanlon
Special Counsel, San Francisco
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Michelle Liskanich
Associate, Santa Monica
Michael Gladstone
Associate, New York
Joseph J. Kim
Associate, Palo Alto
Sarah Oliai
Associate, Washington, DC
Ehijele Olumese
Associate, Santa Monica
Melody Van Horn
Senior Paralegal, Palo Alto
Katie Kissner
Quantitative Analyst, San Francisco

Related Practices & Industries

Septerna Announces Upsized $331.2 Million IPO

November 1, 2024

Cooley advised the underwriters of Septerna, a clinical-stage biotechnology company pioneering a new era of G protein-coupled receptor (GPCR) oral small molecule drug discovery, on its upsized $331.2 million initial public offering.

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Related contacts

Denny Won
Partner, San Francisco
Charlie Kim
Partner, San Diego
Kristin VanderPas
Partner, San Francisco
David Peinsipp
Partner, San Francisco
Claire Keast-Butler
Co-Partner in Charge – London, London
Xander Lee
Partner, Santa Monica
Barbara Mirza
Partner, Santa Monica
Phil Mitchell
Partner, New York
Dr. Madhuri Roy
Partner, Palo Alto
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Grady Chang
Associate, Santa Monica
Megan Drill
Associate, San Diego
Allison Kutner
Associate, New York
Sarah Miller
Associate, New York
Marjorie O'Neill
Associate, San Francisco
Minkyu Park
Special Counsel, New York
Dr. Mark Westwood
Associate, Palo Alto
Hardy Zhou
Associate, New York

Related Practices & Industries

Upstream Bio Announces Upsized $293 Million IPO

October 15, 2024

Cooley advised the underwriters of Upstream Bio, a clinical-stage biotech developing a monoclonal antibody to target respiratory disorders, on its upsized $293 million initial public offering.

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Related contacts

Kristin VanderPas
Partner, San Francisco
David Peinsipp
Partner, San Francisco
Denny Won
Partner, San Francisco
Charlie Kim
Partner, San Diego
Claire Keast-Butler
Co-Partner in Charge – London, London
Xander Lee
Partner, Santa Monica
Barbara Mirza
Partner, Santa Monica
Phil Mitchell
Partner, New York
Dr. Madhuri Roy
Partner, Palo Alto
Francis Wheeler
Senior Counsel, Colorado
Rebecca Ross
Special Counsel, Washington, DC
Randy Sabett
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Megan Drill
Associate, San Diego
Zack Gong
Associate, Shanghai
Peter A. Haddad
Associate, San Diego
David D. Kim
Associate, San Francisco
Jessica Koffel
Special Counsel, Brussels
Sarah Miller
Associate, New York
Lawrence Traylor
Associate, Santa Monica

Related Practices & Industries

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He has unbelievable firepower and work ethic. Denny is a fantastic partner.

Chambers USA, 2024

Denny is creative, thoughtful and has taken it to the next level in a senior role.

Chambers USA, 2025

Admissions and credentials

California

New York

Rankings and accolades

The Legal 500 US: Capital Markets: Equity Offerings (2025)

Chambers USA: Capital Markets: Debt & Equity – California (2024 – 2025)

Chambers USA: Capital Markets: Debt & Equity: Western United States – Nationwide (2024 – 2025)

Chambers USA: Up and Coming for Capital Markets: Debt & Equity – California (2023)

Chambers USA: Up and Coming for Capital Markets: Debt & Equity: Western United States – Nationwide (2023)

Chambers USA: Associate to Watch for Capital Markets: Debt & Equity – California (2021 – 2022)

Chambers USA: Associate to Watch for Capital Markets: Debt & Equity: Western United States – Nationwide (2021 – 2022)

Memberships and affiliations

New York State Bar Association