Jeff Lombard is a partner in the Palo Alto office of Gibson Dunn and a member of the firm’s Securities Litigation Practice Group.

Jeff’s practice focuses on the representation of companies and their officers and directors in securities class actions, merger and acquisition disputes, and shareholder derivative litigation. In addition, Jeff has substantial experience representing clients in other shareholder and securities related matters, including governmental and internal investigations, books and records demands, and FINRA inquiries. Jeff also regularly advises public and private companies about a wide range of issues relating to corporate governance, insider trading, disclosure obligations and litigation risk and strategy.

Jeff’s clients have included companies and individuals in the software, financial services, biotechnology, medical device, pharmaceutical, e-commerce, social media and internet industries.

Representative matters include:

  • Nike: Representing Nike and senior officers and directors in separate securities class action and derivative litigation related to its Direct to Consumer sales strategy.
  • Block, Inc.: Representing Block in a securities class action and related derivative suits in the Northern District of California related to Cash App’s compliance programs and account metrics.
  • KKR: Representing KKR in connection with stockholder litigation filed in the Delaware Court of Chancery and Southern District of Florida related to a take-private merger.
  • Nielsen: Represented and delivered decisive victories at trial for The Nielsen Company in expedited litigation before the Delaware Court of Chancery related to Nielsen’s divestiture of two businesses.
  • Amplitude, Inc.: Secured dismissal of a securities class action lawsuit brought against Amplitude, Inc., its CEO and its former CFO, alleging the defendants made false and misleading statements regarding the success of Amplitude’s sales strategy and the company’s growth trajectory.  The Court in the Northern District of California granted both of Gibson Dunn’s motions to dismiss and dismissed the case with prejudice.   
  • Rain Oncology Inc: Representing Rain Oncology in a securities class action in the Northern District of California regarding its lead drug candidate.
  • Grocery Outlet Holding Corp.: Representing leading discount retailer Grocery Outlet, along with its former CEO and CFO, in securities class action and derivative litigation pending in the Northern District of California.
  • Xponential Fitness: Representing Xponential Fitness and certain of its current and former officers and directors in a securities class action and related shareholder derivative actions in the Central District of California.
  • Okta: Represented Okta and its senior officers in securities class action and derivative litigation arising out of integration of major acquisition.
  • DocGo Inc.: Representing DocGo and certain directors/officers in securities class action and derivative litigation related to statements regarding the former CEO’s credentials and company’s business prospects.

Jeff has been recognized in Best Lawyers: Ones to Watch® in America for Commercial Litigation from 2024-2026.

Jeff graduated summa cum laude from Santa Clara University School of Law in 2012. He received his Bachelor of Science from Santa Clara University in 2008, where he served as captain of the school’s Division 1 baseball team during the 2008 season.

Jeff is member of the State Bar of California and the Washington State Bar Association. He is admitted to practice before the Central, Northern and Southern District Courts of California, the Western District of Washington, the Ninth Circuit and Tenth Circuit Courts of Appeals, and the United States Supreme Court.

Capabilities

Credentials

Education:
  • Santa Clara University - 2012 Juris Doctor
  • Santa Clara University - 2008 Bachelor of Science
Admissions:
  • California Bar
  • Washington Bar