Securities Litigation

One of the most active practices for the defense of issuers in shareholder litigation in the US

Why Cooley
  • 500+ securities cases in the last 10 years – one of the firms most frequently selected to defend issuers in shareholder litigation
  • Defended more life sciences companies in shareholder litigation filed over the past ten years than any other firm   
  • Scored many victories in state courts of appeals and circuit courts of appeals, and have experience before the United States Supreme Court - we try cases, win defense verdicts and have the verdicts upheld on appeal
  • Secured the first acquittal in any criminal prosecution in the United States related to stock option backdating charges
  • Unparalleled success record of getting securities class actions dismissed by pretrial motions, often before any discovery
  • Deep relationships with every major plaintiff law firm and virtually every D&O insurance carrier, allowing us to often bring matters to an early conclusion where others cannot
  • Team includes 4 Fellows of the American College of Trial Lawyers and several former federal and state prosecutors, including the former Acting Associate Attorney General for the United States Department of Justice, a former Assistant Director and Senior Trial Counsel in the SEC’s Enforcement Division and a former Regional Director for the Pacific Region of the SEC
  • Substantial experience in representing Special Litigation Committees and Audit Committees and in handling internal investigations
  • Regularly handle regulatory enforcement actions and investigations by the SEC and Department of Justice 
  • Members of the AIG Securities Counsel Panel, ACE/Chubb Securities Counsel Panel, AIG Investigation Panel, Marsh D&O Panel, Monitor Liability D&O Panel and QBE Management Liability & Professional Lines Panel and are regularly recommended by other major D&O insurance carriers

Securities Litigation + Enforcement

Thoughtful insight and updates on SEC enforcement and securities litigation for public companies and their advisors

Visit the blog


  • US News Best Law Firms: Litigation – Securities Nationally (Tier 1)
  • US News Best Law Firms: Law Firm of the Year for Securities/Capital Markets
  • BTI: Securities and Finance Litigation Standout
  • Chambers USA: Litigation - Securities
  • Legal 500 US: Securities Litigation - Defense
  • Law360: Litigation Powerhouse
Able to achieve outstanding results in securities class actions.– Chambers USA
Group Contacts
Patrick Gibbs Partner, Palo Alto
Peter Adams Partner, San Diego
Ryan Blair Partner, San Diego
Luke Cadigan Partner, Boston
Christopher B. Durbin Partner, Seattle
John C. Dwyer Partner in Charge – Palo Alto
Shannon Eagan Partner, Palo Alto
Koji Fukumura Partner, San Diego
Randall R. Lee Partner, Los Angeles
Sarah Lightdale Partner, New York
Stephen Neal Chairman Emeritus, Palo Alto
Michael C. Tu Partner, Los Angeles
Aric Wu Partner, New York