Experience

Cooley Advises Investor Syndicate on $2.25 Billion Acquisition of HistoSonics

August 7, 2025

Cooley advised a syndicate of globally recognized private and public investors in connection with the management-led majority stake acquisition of HistoSonics, the developer of the Edison Histotripsy System and novel histotripsy therapy platform, valuing the company at approximately $2.25 billion.

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Patrick Loofbourrow
Partner, Singapore
Bram G. Couvreur
Partner, Santa Monica
Rama Padmanabhan
Partner, San Diego
Jenny Ge
Associate, Santa Monica
Nick Kenyon
Associate, Boston
Josh Himmelstern
Associate, San Diego
Joanna Zhang
Associate, San Diego
Megan Browdie
Partner, Washington, DC
Sharon Connaughton
Special Counsel, Washington, DC
Stephanie Gentile
Partner, New York
Alessandra Murata
Partner, Palo Alto
Mark Cornillez-Ty
Associate, Los Angeles
Michael Pelle
Associate, New York
Orion Armon
Partner, Colorado
Alexis Finkelberg Bortniker
Partner, San Diego
Ross Eberly
Partner, Santa Monica
Charles Haley
Partner, Palo Alto
Joanna Liebes Hubberts
Partner, San Diego
Christopher Kimball
Partner, Washington, DC
John Paul Oleksiuk
Partner, New York
Stella Sarma
Partner, Brussels
Ellie Seber
Partner, Santa Monica
Erin Trenda
Partner, San Diego
Charity Williams
Partner, San Diego
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Bryan Berman
Special Counsel, Colorado
Andrew Epstein
Special Counsel, Seattle
Robert Jacques
Special Counsel, Washington, DC
Christian Lee
Special Counsel, San Francisco
Son Nguyen
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Stefan Cohen
Associate, New York
Sharon Davidov
Associate, New York
Jameson Davis
Associate, Boston
Michael Fernando
Associate, London
Allison Kutner
Associate, New York
Alexandra Leavy
Associate, New York
Eileen Leman
Associate, Los Angeles
Sunny J. Levine
Associate, Colorado
Edward (Teddy) Nimetz
Associate, New York
Emma Plankey
Associate, Boston
Breanna Qin
Associate, Palo Alto
Shu-en Wee
Associate, Singapore
Asal Yunusov
Associate, New York
Lisa Amii
Patent Agent, Palo Alto
Anna Anderson
Paralegal Specialist, London
Patricia Myers
Paralegal Specialist, Colorado
Gayana Stokes
Senior Paralegal, Washington, DC
Katie Kissner
Quantitative Analyst, San Francisco
Daniel Grooms
Partner, Washington, DC

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Red Canary Announces Acquisition by Zscaler

May 27, 2025

Cooley advised Red Canary, a top managed detection and response platform that investigate threats while streamlining workflows through automated remediation, on its acquisition by Zscaler (Nasdaq: ZS).

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Garth Angelo Osterman
Partner, San Francisco
Ben Beerle
Partner, San Francisco
Jonathan Rivinus
Partner, Colorado
Tracy Rubin
Partner, Palo Alto
Natalie D. Vernon
Associate, Colorado
Kurtis Zinger
Associate, Colorado
Michael Pelle
Associate, New York
Patrick Johnson
Director of Marketing – Litigation, Chicago
Josh Himmelstern
Associate, San Diego
Jessica Li
Associate, Palo Alto
Ross Eberly
Partner, Santa Monica
Kevin King
Partner, Washington, DC
Kristen Mathews
Partner, New York
Michael McMahon
Partner, Boston
Barbara Mirza
Partner, Santa Monica
Jeremy Morrison
Partner, Washington, DC
Adam Ruttenberg
Partner, Washington, DC
Robert Jacques
Special Counsel, Washington, DC
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Karen Tsai
Special Counsel, Washington, DC
Rachel Thorn
Of counsel, New York
Alexander Ellebracht
Associate, Palo Alto
Lanny E. Holstein
Associate, Colorado
Katie Kaufman
Associate, Boston
Allison Kutner
Associate, New York
Eileen Leman
Associate, Los Angeles
Edward (Teddy) Nimetz
Associate, New York
Patricia Myers
Paralegal Specialist, Colorado
Brandon Lefebvre
Quantitative Analyst, Boston

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Araris Biotech’s up to $1.14 Billion Acquisition by Taiho Pharmaceutical

March 17, 2025

Cooley advised Araris Biotech, a Swiss biotechnology company developing next-generation antibody-drug conjugates, on its definitive agreement to be acquired by Japan-based Taiho Pharmaceutical for up to $1.14 billion in cash.

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Bill Roegge
Partner, New York
Kenneth Krisko
Partner, Reston
Simon Amies
Partner, London
Rita Sobral
Special Counsel, London
Stephanie Parker Palmer
Special Counsel, Reston
Michael Bergmann
Partner, Washington, DC
Brandon W. Fenn
Partner, New York
Eileen Marshall
Partner, Washington, DC
Jeremy Morrison
Partner, Washington, DC
Stella Sarma
Partner, Brussels
Ryan Vann
Partner, Chicago
Natasha Leskovsek
Of Counsel, Washington, DC
Matthew Choy
Associate, New York
Kyle Hess
Associate, New York
Katie Kaufman
Associate, Boston
Edward (Teddy) Nimetz
Associate, New York
Alexandra Paterson
Associate, London
Joseph Perry
Associate, Reston

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PetIQ Announces Definitive Merger Agreement With Bansk Group Valued at Approximately $1.5 Billion

August 7, 2024

Cooley advised PetIQ (Nasdaq: PETQ), a leading pet medication, health and wellness company, on its definitive merger agreement with Bansk Group, pursuant to which Bansk Group will acquire all outstanding shares of PetIQ’s common stock for $31 per share in an all-cash transaction valued at approximately $1.5 billion.

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Kevin Cooper
Partner, New York
Christina T. Roupas
Partner in Charge – Chicago, Chicago
Neal I. Aizenstein
Of Counsel, Chicago
Julia Kim
Special Counsel, New York
Edward (Teddy) Nimetz
Associate, New York
Well Mackey Jr
Associate, New York
Jill Golub
Associate, New York
Mateus Kaba Aboud
Associate, Chicago
Katlynn Bruce
Associate
Nyron J. Persaud
Partner, New York
Ariane A. Andrade
Partner, Chicago
Patrick Flanagan
Partner, New York
Alexandra Leavy
Associate, New York
Stephanie Gentile
Partner, New York
Calvin Lee
Associate, New York
Jason Savich
Partner, San Francisco
Timothy Nguyen
Special Counsel, San Francisco
Stella Sarma
Partner, Brussels
Cara Buchicchio
Associate, New York
Winda Fung
Associate, Santa Monica
Lissie J. Ng
Associate, San Francisco

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WSO2 to Be Acquired by EQT

May 6, 2024

Cooley advised WSO2, a leading provider of application development and identity and access management software to enterprise companies globally, on its agreement to be acquired by EQT’s BPEA Fund VIII (EQT Private Capital Asia).

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Nick Davis
Partner in Charge – Seattle, Seattle
Sangitha Palaniappa
Associate, Palo Alto
Caitlin Breitenbruck
Associate, Seattle
Edward (Teddy) Nimetz
Associate, New York
Anne Luquette
Associate, San Francisco
Brian Woodard
Paralegal Specialist, Seattle
David Silverman
Partner, New York
Stephanie Gentile
Partner, New York
Jonathan Rivinus
Partner, Colorado
Megan Browdie
Partner, Washington, DC
Amelia Runyan Davis
Partner, Colorado

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