Experience

StubHub Announces $800 Million IPO

September 18, 2025

Cooley advised the underwriters of StubHub Holdings, a global secondary ticketing marketplace for live events, in connection with StubHub’s $800 million initial public offering (IPO).

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David Peinsipp
Partner, San Francisco
Kristin VanderPas
Partner, San Francisco
Denny Won
Partner, San Francisco
Shannon Eagan
Partner in Charge – Palo Alto, Palo Alto
Adam Fleisher
Partner, Washington, DC
Charlie Kim
Partner, San Diego
Kevin King
Partner, Washington, DC
Xander Lee
Partner, Santa Monica
James Maton
Co-Partner in Charge – London, London
Barbara Mirza
Partner, Santa Monica
John Paul Oleksiuk
Partner, New York
Obrea Poindexter
Partner, Washington, DC
Francis Wheeler
Senior Counsel, Colorado
Chris Chynoweth
Special Counsel, New York
Sharon Connaughton
Special Counsel, Washington, DC
David Hopkins
Special Counsel, Colorado
Andrew Linch
Special Counsel, London
Kimberly Nguyen
Special Counsel, Reston
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Peter Burns
Of Counsel, Palo Alto
Chelsea André
Associate, Colorado
Jasmine A. Banks
Associate, Washington, DC
Peter A. Haddad
Associate, San Diego
David D. Kim
Associate, San Francisco
Dana N. Levin
Associate, New York
Isabelle Mackesey
Associate, Reston
Liz Paisner
Associate, New York
Erica Russell
Associate, San Francisco
Valerie Sapozhnikova
Associate, Los Angeles
Patrick Sharma
Associate, Santa Monica
Ryan Sim
Associate, San Francisco
Arda Can Tekin
Associate, London
Lawrence Traylor
Associate, Santa Monica
Genevieve Lim Urban
Associate, Seattle
Veronica Cortes
Paralegal Specialist, New York
Melissa Eskola
Paralegal Specialist, Reston
Margie Murphy
Paralegal Specialist, New York
Douglas Lyles
Senior Research Services & Access Analyst

Related Practices & Industries

Clubessential Holdings to Merge With Xplor Technologies

September 16, 2025

Cooley advised Clubessential Holdings, a global provider of software as a service and embedded payments solutions for membership-based organizations, backed by Battery Ventures and Silver Lake, on its definitive agreement to merge with Xplor Technologies, a platform providing software and embedded payments solutions to businesses in everyday life verticals, such as childcare and education, fitness and wellbeing, field services, and personal services.

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Alfred Browne
Partner, Boston
Nick Kenyon
Associate, Boston
Sydney Sachs
Associate, Boston
Ryan Sonberg
Associate, Boston
Sri Ravipati
Associate, Boston
Alison Kimball
Associate, Boston
Daniel Tsai
Associate, Santa Monica
Megan Browdie
Partner, Washington, DC
Rick Jantz
Associate, Santa Monica
Nicollette R. Kirby
Associate, Washington, DC
William Corcoran
Of Counsel, Boston
Michael Pelle
Associate, New York
Ryan Montgomery
Partner, Boston
Tony P. Guan
Associate, Santa Monica
Breanna Qin
Associate, Palo Alto
Thomas Connors
Partner, Boston
Adam Fleisher
Partner, Washington, DC
David Fletcher
Partner, Washington, DC
Caroline Hobson
Partner, London
Lyndsey M. Kruzer
Partner, Boston
Izzy Lubarsky
Partner, New York
Kristen Mathews
Partner, New York
Michael McMahon
Partner, Boston
Obrea Poindexter
Partner, Washington, DC
Stella Sarma
Partner, Brussels
Logan Tiari
Partner, Los Angeles
Rachel Shapiro
Associate, Colorado
Karun Ahuja
Special Counsel, Chicago
Jack Jones
Special Counsel, London
Karen Tsai
Special Counsel, Washington, DC
Etenish Abebe
Associate, Boston
Ryan Bowers
Associate, Washington, DC
Anna Caro
Associate, London
Danielle Carvalho
Associate, Boston
Umer Chaudhry
Associate, Washington, DC
Allison Kutner
Associate, New York
Jacob R. Lahana
Associate, Santa Monica
Alexandra Leavy
Associate, New York
Eileen Leman
Associate, Los Angeles
Emily Mok
Associate, Reston
Katrina Morris
Associate, Boston
Palmer Quamme
Associate, Washington, DC
Zach Sisko
Associate, Boston
Christine Thebaud
Associate, Washington, DC
Rubin Waranch
Associate, Colorado
Leanne Andrepont
Senior Trademark Paralegal
Megan Boss
Senior Paralegal , Boston
Jason Minio
Paralegal Specialist, Boston
Elizabeth Rice
Paralegal Specialist, Boston
Brandon Lefebvre
Quantitative Analyst, Boston
Douglas Lyles
Senior Research Services & Access Analyst

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BioNTech Announces Global Collaboration Agreement With Bristol Myers Squibb

June 3, 2025

Cooley advised BioNTech SE, a global biotechnology company pioneering next-generation immunotherapies, on its global co-development and co-commercialization collaboration agreement with Bristol Myers Squibb for BioNTech’s antibody candidate BNT327. The transaction includes a $1.5 billion upfront payment and $2 billion total in noncontingent anniversary payments through 2028.

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Related contacts

Kenneth Krisko
Partner, Reston
J. Brian Stalter
Special Counsel, New York
John Forrest
Associate, Boston
Arda Can Tekin
Associate, London
Megan Browdie
Partner, Washington, DC
David Burns
Special Counsel, Washington, DC
Jonas Koponen
Partner, Brussels
Rachel Thorn
Of counsel, New York
Eric Blanchard
Partner, Boston
Christopher Kimball
Partner, Washington, DC
Joe Sandys
Special Counsel, London
Natasha Leskovsek
Of Counsel, Washington, DC
Navya Dasari
Associate, New York
Douglas Lyles
Senior Research Services & Access Analyst

Related Practices & Industries

Advanced Instruments Acquires and Merges With Nova Biomedical

March 19, 2025

Cooley advised Advanced Instruments, a subsidiary of Patricia Industries and a manufacturer of analytical instruments for the biopharmaceutical and clinical markets, on intellectual property and licensing aspects in connection with its definitive agreement to acquire Nova Biomedical, a manufacturer of innovative analytical instruments and consumables that are vital in guiding the treatment of patients and the development of biotechnology therapeutics.

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Related contacts

Joanna Liebes Hubberts
Partner, San Diego
Charity Williams
Partner, San Diego
Mika Reiner Mayer
Partner, Palo Alto
Lisa Amii
Patent Agent, Palo Alto
Michael Fernando
Associate, London
Gayana Stokes
Senior Paralegal, Washington, DC
John Paul Oleksiuk
Partner, New York
Colleen R. Wellington-Caban
Associate, Washington, DC
Leanne Andrepont
Senior Trademark Paralegal
Douglas Lyles
Senior Research Services & Access Analyst

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Cooley Secures Win for Liquidia to Launch First Product

April 5, 2024

Cooley successfully lifted a Hatch-Waxman injunction for Liquidia Technologies, a late-stage clinical biopharmaceutical company focused on the development and commercialization of novel products, enabling Liquidia to launch its new drug, Yutrepia.

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Related contacts

Sanya Sukduang
Partner, Washington, DC
Jonathan Davies
Partner, Washington, DC
Daniel Knauss
Partner, Palo Alto
Adam Pivovar
Partner, Washington, DC
Robert Minn
Associate, Palo Alto
Lauren Strosnick
Associate, Palo Alto
Jennifer Volk-Fortier
Associate, Washington, DC
Sam Whitt
Associate, Washington, DC
Larissa Diaz
Senior Paralegal, Washington, DC
Jeannine Douglas
Paralegal Specialist, Palo Alto
Melissa Eskola
Paralegal Specialist, Reston
Loreylys Feliciano
Paralegal Specialist, Chicago
Douglas Lyles
Senior Research Services & Access Analyst

Related Practices & Industries

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