Terren O'Connor

Associate
Full contact info

I enjoy building long-term relationships with clients, guiding them through all stages of development, from startup to IPO and beyond.

Passions

Alpine skiing

Trying new recipes

Electric mountain biking

Experience

RayzeBio Signs Approximately $4.1 Billion Acquisition Agreement With Bristol Myers Squibb

December 26, 2023

Cooley advised RayzeBio, a clinical-stage radiopharmaceutical therapeutics (RPT) company with an innovation-leading position in actinium-based RPTs and a pipeline of potentially first-in-class and best-in-class drug development programs, on its definitive agreement to be acquired by Bristol Myers Squibb.

Read more

Related contacts

Jamie Leigh
Partner, San Francisco
Ben Beerle
Partner, San Francisco
Rowook Park
Partner, San Diego
Sangitha Palaniappa
Associate, Palo Alto
Caitlin Breitenbruck
Associate, Seattle
Tyler McClure
Associate, San Francisco
Carlos Ramirez
Partner, San Diego
Terren O'Connor
Associate, San Diego
Christine S. Kim
Associate, San Diego
Michelle Hunt
Associate
Marya Postner
Partner, Palo Alto
Carly Robinson
Associate, Reston
Natasha Leskovsek
Of Counsel, Washington, DC
Phil Mitchell
Partner, New York
Jennifer Shanley
Special Counsel, New York
Christopher Kimball
Partner, Washington, DC
David Fletcher
Partner, Washington, DC
Rebecca Ross
Special Counsel, Washington, DC
Dillon Martinson
Special Counsel, Washington, DC
Sarah Oliai
Associate, Washington, DC
Alessandra Murata
Partner, Palo Alto
Tony P. Guan
Associate, Los Angeles Santa Monica
Ross Eberly
Partner, Los Angeles Santa Monica
Eileen Leman
Associate, Los Angeles Downtown
Todd Gluth
Partner, San Diego
Jeffrey J. Tolin
Partner, New York
Howard Morse
Partner, Washington, DC
Megan Browdie
Partner, Washington, DC
Nicollette R. Kirby
Associate, Washington, DC

Related Practices & Industries

RayzeBio Announces Upsized $357.6 Million IPO

September 19, 2023

Cooley advised RayzeBio, a targeted radiopharmaceutical company developing an innovative pipeline against solid tumor targets, on its upsized $357.6 million initial public offering.

Read more

Related contacts

Carlos Ramirez
Partner, San Diego
Charlie Kim
Partner, San Diego
Marya Postner
Partner, Palo Alto
Terren O'Connor
Associate, San Diego
Valerie Sapozhnikova
Associate, Los Angeles Downtown
Jayden Martinez
Associate, Colorado
Michelle Hunt
Associate
Todd Gluth
Partner, San Diego
Tony P. Guan
Associate, Los Angeles Santa Monica
Nathaniel Hearn Jr.
Associate, Chicago
Daniel Lac
Associate, San Diego
Natasha Leskovsek
Of Counsel, Washington, DC
Phil Mitchell
Partner, New York
Alessandra Murata
Partner, Palo Alto
Kelly Nelle
Paralegal Specialist, San Diego
Rebecca Ross
Special Counsel, Washington, DC
Jennifer Shanley
Special Counsel, New York
Jeffrey J. Tolin
Partner, New York
Francis Wheeler
Partner, Colorado

Related Practices & Industries

Morphimmune Announces Merger With Immunome and $125 Million Private Investment

July 5, 2023

Cooley advised Morphimmune, a private biotechnology company, in its definitive merger agreement with Immunome and $125 million private investment.

Read more

Related contacts

Tom Coll
Partner, San Diego
Barbara Borden
Partner, San Diego
Carlos Ramirez
Partner, San Diego
Dylan Kornbluth
Associate, San Diego
Polina A. Demina
Associate, New York
Melissa Meza
Associate, San Diego
Kyrsten Lundh
Associate, San Diego
Daniel Gillon
Associate, San Diego
Nyron J. Persaud
Partner, New York
Todd Gluth
Partner, San Diego
Ross Eberly
Partner, Los Angeles Santa Monica
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Ajay Athavale
Associate, San Francisco
Joe Mandry
Associate, San Diego
Nathaniel Hearn Jr.
Associate, Chicago
Terren O'Connor
Associate, San Diego
Daniel Lac
Associate, San Diego
Eileen Leman
Associate, Los Angeles Downtown

Related Practices & Industries

Red Tree Venture Capital – $108 Million Oversubscribed Series B Financing

March 6, 2023

Cooley advised Red Tree Venture Capital on a $108 million oversubscribed Series B financing – co-led by RA Capital Management – in Bicara Therapeutics, a clinical-stage biotechnology company developing biologics for anti-tumor response.

Related contacts

Terren O'Connor
Associate, San Diego
Arman Sagart
Associate, San Diego
Michelle Hunt
Associate
Tom Coll
Partner, San Diego

Related Practices & Industries

Red Tree Venture Capital – $119 Million Series D Financing

June 22, 2022

Cooley advised Red Tree Venture Capital on its participation in a $119 million Series D financing – led by Enavate Sciences – in Alladapt Immunotherapeutics, a private, clinical-stage biopharmaceutical company developing prescription therapeutics to address food allergies.

Related contacts

Terren O'Connor
Associate, San Diego

Related Practices & Industries

View more

Admissions & credentials

California