Barbara Borden

Partner
Full contact info

I am passionate about helping clients execute on their strategic objectives and love negotiating deals.

Experience

Horizon Therapeutics to Acquire Viela Bio

February 8, 2021

Cooley advised Horizon Therapeutics on its agreement to acquire Viela Bio, under which Horizon will acquire all of the issued and outstanding shares of Viela Bio in a transaction representing a fully diluted equity value of approximately $3.05 billion. Partners Barbara Borden and Rama Padmanabhan led the Cooley team advising Horizon on the transaction.

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Barbara Borden
Partner, San Diego
Rama Padmanabhan
Partner, San Diego
Mischi a Marca
Partner, San Francisco
Wendy Brenner
Partner, Palo Alto
Christopher Kimball
Partner, Washington, DC
Phil Mitchell
Partner, New York
David Navetta
Partner, Colorado
Aaron Pomeroy
Partner, Colorado
Natasha Leskovsek
Of Counsel, Washington, DC
Matthew D. Silverman
Special Counsel, San Diego
Edmond Lay
Associate, San Diego
Natalie D. Vernon
Associate, Colorado
Andrew Epstein
Special Counsel, Seattle
Anthony Hajj
Associate, New York
Daniel Lac
Associate, San Diego
Greg Reith
Associate, Washington, DC
David Burns
Special Counsel, Washington, DC

Related Practices & Industries

Bristol Myers Squibb to Acquire Turning Point Therapeutics for $4.1 Billion

June 4, 2022

Cooley is advising Turning Point Therapeutics, a leading precision oncology company, on its definitive agreement to be acquired by global biopharmaceutical company Bristol Myers Squibb. Lawyers Barbara Borden, Rowook Park, Charles Bair, Lindsey O’Crump, Vivian Tsai and Melissa Meza are leading the Cooley team advising Turning Point Therapeutics.

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Barbara Borden
Partner, San Diego
Rowook Park
Partner, San Diego
Charles Bair
Partner, San Diego
Lindsey O'Crump
Associate, Washington, DC
Melissa Meza
Associate, San Diego
Alessandra Murata
Partner, Palo Alto
Ross Eberly
Partner, Los Angeles Santa Monica
Koji Fukumura
Partner, San Diego
Phil Mitchell
Partner, New York
David Navetta
Partner, Colorado
Todd Gluth
Partner, San Diego
Natasha Leskovsek
Of Counsel, Washington, DC
Matthew D. Silverman
Special Counsel, San Diego
Stella Sarma
Special Counsel, Brussels
Christine Graham
Special Counsel, London
Brendan Haberle
Associate, San Diego
Megan Drill
Associate, San Diego
Heidi E. Wang
Associate, San Diego
Eileen Leman
Associate, Los Angeles Downtown
Daniel Gillon
Associate, San Diego
Wade Andrews
Associate, San Diego
Amanda Pacheco
Associate, Palo Alto
Jennifer Shanley
Special Counsel, New York
Daniel Lac
Associate, San Diego

Related Practices & Industries

Vividion Therapeutics Agrees to Sell to Bayer for up to $2 Billion

August 5, 2021

Cooley advised Vividion Therapeutics, a biopharmaceutical company utilizing novel discovery technologies to unlock high-value, traditionally undruggable targets with precision therapeutics, on its agreement to sell to Bayer AG for a purchase price of $1.5 billion and up to $500 million in success-based milestone payments. Partners Barbara Borden and Karen Deschaine led the Cooley team advising Vividion.

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Related contacts

Barbara Borden
Partner, San Diego
Rowook Park
Partner, San Diego
Terren O'Connor
Associate, San Diego
Alessandra Murata
Partner, Palo Alto
Austin Holt
Partner, Los Angeles Santa Monica
Todd Gluth
Partner, San Diego
Jeffrey J. Tolin
Partner, New York
Megan Browdie
Partner, Washington, DC
Ross Eberly
Partner, Los Angeles Santa Monica
Daniel Lac
Associate, San Diego
Natasha Leskovsek
Of Counsel, Washington, DC
Phil Mitchell
Partner, New York
David Navetta
Partner, Colorado

Related Practices & Industries

Horizon Therapeutics to Be Acquired by Amgen for Approximately $28 Billion

December 20, 2022

A Cooley team advised Horizon Therapeutics, a specialty biopharmaceutical company, on its agreement to be acquired by Amgen. The approximately $28 billion merger would represent the third-largest all-cash transaction in the pharmaceutical sector in history and the biggest healthcare deal of 2022.

 

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Related contacts

Barbara Borden
Partner, San Diego
Rama Padmanabhan
Partner, San Diego
Rowook Park
Partner, San Diego
Kelly Murata
Paralegal Specialist, San Francisco
Michael Tollini
Partner, Washington, DC
Todd Gluth
Partner, San Diego
Lindsey O'Crump
Associate, Washington, DC
Edmond Lay
Associate, San Diego
Melissa Meza
Associate, San Diego
Peter Adams
Partner, San Diego
Fraser Brown
Partner, Washington, DC
Ross Eberly
Partner, Los Angeles Santa Monica
Patrick Van Eecke
Partner, Brussels
David Fletcher
Partner, Washington, DC
Caroline Hobson
Partner, London
Alexander Israel
Partner in Charge – Brussels, Brussels
Christopher Kimball
Partner, Washington, DC
Mischi a Marca
Partner, San Francisco
Chadwick Mills
Partner, San Francisco
Phil Mitchell
Partner, New York
Alessandra Murata
Partner, Palo Alto
John Paul Oleksiuk
Partner, New York
Michelle Garcia Schulman
Partner, Reston
Lei Shen
Partner, Chicago
Charity Williams
Partner, San Diego
Elizabeth Anne Wright
Of Counsel, Brussels
David Burns
Special Counsel, Washington, DC
Sharon Connaughton
Special Counsel, Washington, DC
Christine Graham
Special Counsel, London
Natasha Leskovsek
Of Counsel, Washington, DC
Rebecca Ross
Special Counsel, Washington, DC
Stella Sarma
Special Counsel, Brussels
Matthew D. Silverman
Special Counsel, San Diego
Karen Tsai
Special Counsel, Washington, DC
Karun Ahuja
Associate, Chicago
Wade Andrews
Associate, San Diego
Ajay Athavale
Associate, San Francisco
Anna Caro
Associate, London
Umer Chaudhry
Associate, Washington, DC
Megan Drill
Associate, San Diego
Michael Fernando
Associate, London
Daniel Gillon
Associate, San Diego
Zack Gong
Associate, Shanghai
Ellie Guadiana
Partner, Los Angeles Santa Monica
Justin Kisner
Special Counsel, Palo Alto
Jessica Koffel
Associate, Brussels
Allison Kutner
Associate, New York
Daniel Lac
Associate, San Diego
Jan Lang
Associate, Brussels
Katie MacDowell
Associate, Reston
Joe Mandry
Associate, San Diego
Dani Nazemian
Special Counsel, San Diego
Linh Nguyen
Associate, San Diego
Allison Wettstein O’Neill
Associate, San Diego
Alexandra Paterson
Associate, London
Addison Pierce
Associate, Chicago
Bartholomäus Regenhardt
Associate, Brussels
Arman Sagart
Associate, San Diego
Grant Schweikert
Special Counsel, Washington, DC
Michael Weinstein
Associate, San Diego
Nathaniel Hearn Jr.
Associate, Chicago
Megan Browdie
Partner, Washington, DC

Related Practices & Industries

VelosBio Agrees to Sell to Merck for $2.75 Billion

November 9, 2020

Cooley advised VelosBio, a clinical-stage biopharmaceutical company, on its agreement to sell to Merck, through a subsidiary, for $2.75 billion. Cooley lawyers Barbara Borden, Ken Rollins and Rowook Park led the team advising VelosBio on the transaction, which is expected to close by the end of 2020.

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Related contacts

Barbara Borden
Partner, San Diego
Ken Rollins
Partner in Charge – San Diego, San Diego
Rowook Park
Partner, San Diego
Rajdeep Roger Bains
Associate, San Diego
David Burns
Special Counsel, Washington, DC
Ross Eberly
Partner, Los Angeles Santa Monica
Vince Flynn
Associate, San Diego
Daniel Lac
Associate, San Diego
Natasha Leskovsek
Of Counsel, Washington, DC
Phil Mitchell
Partner, New York
Alessandra Murata
Partner, Palo Alto
Jeffrey J. Tolin
Partner, New York

Related Practices & Industries

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Admissions & credentials

California

Rankings & accolades

Lawdragon: 500 Leading Dealmakers in America (2023)

The Legal 500 US: Hall of Fame for M&A: Middle-Market ($500M-999M) (2021– 2023))

Chambers USA: Band 1 for Corporate/M&A – California: San Diego (2022 – 2023)

Chambers USA: Corporate/M&A – California: San Diego (2021)

The Deal: Top Women in Dealmaking (2023)

San Diego Business Journal’s SD 500 list (2022)

Best Lawyers in America: Lawyer of the Year (2018, 2021)

Daily Journal: Top Women Lawyers (2017)

The Recorder: Trusted Advisor for Life Sciences (2016)

Daily Journal: Top 100 Lawyers in California (2014-2017)

The Recorder: Women Leaders in Tech Law (2015-2018)

San Diego M&A Advisor of the Year: Buy-Side Transaction (2015)

The Best Lawyers in America: Lawyer of the Year, San Diego Securities and Capital markets (2014)

Legal 500 US: Mergers, Acquisitions and Buyouts for Large Deals (2011-2018)

The Best Lawyers in America: Corporate Governance and Compliance Law, Corporate Law, M&A, Securities Regulation and Securities/Capital Markets Law (2010-2021)

Super Lawyers: Mergers and Acquisitions (2007-2022)

Memberships & affiliations

American Bar Association

San Diego County Bar Association