M&A Ruling Reinforces High Bar For Aiding, Abetting Claims

By Steve Blake, Pete Kazanoff and Jon Youngwood ( August 7, 2025, 1:24 PM EDT) -- On June 17, the Delaware Supreme Court reversed the Delaware Court of Chancery's June 2023 post-trial judgment in In re: Columbia Pipeline Group Inc. Merger Litigation, which had held TransCanada Corp., acquirer of Columbia, liable for aiding and abetting breaches of fiduciary duty by Columbia's officers and board during the deal process and awarding the plaintiff Columbia stockholders approximately $200 million in "nominal damages."[1]...

Law360 is on it, so you are, too.

A Law360 subscription puts you at the center of fast-moving legal issues, trends and developments so you can act with speed and confidence. Over 200 articles are published daily across more than 60 topics, industries, practice areas and jurisdictions.


A Law360 subscription includes features such as

  • Daily newsletters
  • Expert analysis
  • Mobile app
  • Advanced search
  • Judge information
  • Real-time alerts
  • 450K+ searchable archived articles

And more!

Experience Law360 today with a free 7-day trial.

Start Free Trial

Already a subscriber? Click here to login