Andrew Blumberg prosecutes corporate governance and fiduciary duty actions on behalf of the firm’s hedge fund and institutional investor clients. Andrew practices out of the firm’s Wilmington, Delaware office, where he has earned a reputation as a fierce Court of Chancery litigator.
Since joining the firm in 2019, Andrew has litigated several groundbreaking corporate governance actions that have returned hundreds of millions of dollars to shareholders and resulted in critical corporate governance reforms. Highlights of his litigation career include:
- In re Mindbody, Inc. Stockholders Litigation: Andrew prosecuted appraisal and breach of fiduciary duty claims in connection with the merger of Mindbody and Vista Equity Partners, achieving a post-trial decision (affirmed on appeal) finding liability against Mindbody’s CEO after securing a $27 million partial settlement with a Mindbody director and his venture capital fund.
- In re Santander Consumer USA Holdings Inc. Stockholders Litigation: Andrew was instrumental in helping achieve a $162.5 million settlement—the second largest class action settlement in Delaware history.
- In re Warner Bros. Discovery Inc. Stockholders Litigation: Andrew was a leader of the team that negotiated a $125 million settlement—the fourth largest class action settlement in Delaware history—in this lawsuit challenging a side payment to Discovery’s largest stockholder in connection with the $43 billion merger between Discovery and AT&T’s WarnerMedia business.
- In re Viacom Inc. Stockholders Litigation: Andrew was a key member of the BLB&G team that achieved a $122.5 million settlement—the fifth largest class action settlement in Delaware history—in this case challenging the fairness to former Viacom stockholders of a stock-for-stock merger of Viacom and CBS.
- Lebanon County Employees’ Retirement Fund v. Collis.: Andrew helped lead the team that achieved reversal of the Court of Chancery’s dismissal of Caremark claims and ultimately secured a $111.25 million derivative settlement on behalf of Cencora Inc.
- Hollywood Firefighters’ Pension Fund v. GCI Liberty, Inc.: Andrew played a key role in helping the class secure a $110 million settlement and significant voting concessions in this action alleging breaches of fiduciary duty in connection with the merger of GCI Liberty and Liberty Broadband.
Andrew’s impressive track record has also included settlements and significant corporate governance improvements in Sciabacucchi v. Malone ($87.5 million settlement); In re Madison Square Garden Entertainment Corp. Stockholders Litigation ($85 million settlement); In re Pilgrim’s Pride Corporation Derivative Litigation ($42.5 million settlement plus improved governance); In re Tilray, Inc. Reorganization Litigation ($39.9 million settlement plus elimination of control); and Searles v. DeMartini, et al. ($23 million settlement).
A frequent author on a wide range of corporate governance issues, Andrew earned a Burton Award for his article “Fiduciary Duties of Corporate Directors in Uncertain Times.” Andrew also co-authored, among others, “A Critical Analysis of ‘Fair Price’ In Entire Fairness Law in Delaware,” published by the Delaware Journal of Corporate Law in Spring 2025, and “Optimizing Delaware’s Corporate Law Amendment Process: Ideas for the Next 20 Years,” forthcoming in the Delaware Journal of Corporate Law.
Andrew is an active member of the Delaware legal community. He serves on the Court of Chancery Rules Committee, the Board of the Weinberg Center for Corporate Governance, and a subcommittee of the Corporation Law Council.
A frequent panelist and lecturer on corporate law, Andrew has guest lectured at Harvard Law School, University of Pennsylvania Carey Law School, University of Virginia School of Law, Villanova University Charles Widger School of Law, and University of Connecticut School of Law.
In recognition of his achievements, Andrew has been named to Law360’s 2025 “Rising Stars” list and Lawdragon’s “500 Leading Plaintiff Financial Lawyers” and “Lawdragon 500 X – The Next Generation” lists. He has also been included on Benchmark Litigation’s 2024 “40 & Under” list.
Prior to joining the firm, Andrew was a securities litigation associate at Weil, Gotshal & Manges LLP, where he represented clients in corporate governance, appraisal, and securities actions. Prior to joining Weil, Andrew clerked for Chancellor Andre G. Bouchard of the Delaware Court of Chancery. He received his J.D. from Washington University School of Law, cum laude, where he served as a senior editor of the Washington University Law Review, and his MBA from Washington University’s Olin Business School.