Blair Connelly is Global Vice Chair of the Securities Litigation & Professional Liability Practice and former Co-Chair of the Litigation Department in the New York office. He focuses his practice on M&A litigation, securities lawsuits, and corporate governance disputes.

Mr. Connelly has represented directors, officers, boards, committees, corporations, financial institutions, and individuals in numerous high-profile merger and takeover litigations, securities class actions, derivative lawsuits, and complex internal investigations. He has successfully litigated some of the largest stockholder lawsuits involving mergers and acquisitions and other corporate governance issues. Mr. Connelly has argued and won precedent-setting decisions in the Delaware Court of Chancery, the Delaware Supreme Court, and other jurisdictions on cutting-edge issues of corporate law. He also leverages his expertise to advise clients as deals are being put together to avoid litigation pitfalls. 

Mr. Connelly is widely recognized as a premier legal practitioner in securities and M&A litigation. He is recognized by The Legal 500 as a Leading Lawyer in M&A Litigation: Defense, ranked by Chambers in Litigation: Securities, and was named a Litigation Star by Benchmark Litigation. The American Lawyer frequently recognizes Mr. Connelly in its Litigators of the Week column for his repeated successes representing clients in their most high-stakes matters. He regularly provides market leadership, recently discussing the state of Delaware’s exacting entire fairness standard and corporate litigation trends with The American Lawyer and Bloomberg Law. He has authored articles for Bloomberg Law exploring securities litigation trends during Covid-19, as well as Thomson Reuters Westlaw discussing recent Delaware Supreme Court decisions. 

Mr. Connelly has served on the firm’s Finance Committee, Associates Committee, Paralegal Administration Committee and its Training and Career Enhancement (TACE) Committee, where he ran the firm’s Deposition and Trial Advocacy training programs.

Mr. Connelly's experience includes representing:

  • Larry Ellison (Executive Chairman and Chief Technology Officer, Oracle Corporation) and Safra Catz (CEO, Oracle Corporation), in derivative litigation before the Delaware Court of Chancery; co-led the trial team that successfully defended Mr. Ellison and Ms. Catz in a challenge to Oracle's US$9.3 billion acquisition of NetSuite, Inc. — one of the largest transactions to ever survive a stockholder challenge through trial. In a landmark decision, the Court of Chancery rendered a complete judgment in favor of Mr. Ellison and Ms. Catz. (In re Oracle Corp. Deriv. Litig., 2023 Del. Ch. LEXIS 114 (Del. Ch. 2023))
  • Telefónica S.A. in a dispute brought against Millicom International Cellular S.A. after Millicom improperly refused to close a deal worth over US$500 million; won summary judgment on liability, with the New York State Supreme Court agreeing with Latham’s interpretation of the contract and calculation of damages (Telefonica S.A. v. Millicom Intl. Cellular S.A., 2024 N.Y. Misc. LEXIS 682 (N.Y. Sup. Ct. 2024))
  • Origis USA in a US$700 million M&A dispute in the Southern District of New York brought by two investment funds that sold their stake in Origis USA’s parent company prior to a buyout transaction that valued Origis USA at a higher amount than during the plaintiffs’ sale; won complete dismissal of claims brought against Origis USA  (Pentacon BV et al. v. Vanderhaegen et al., 2024 U.S.Dist. LEXIS 52659, ___ F. Supp. 3d ___ (S.D.N.Y. 2024))
  • Ligand Pharmaceuticals, Inc. in a suit by bondholders seeking to recover approximately US$4 billion on a series of convertible notes; prevailed on motion to dismiss before the Delaware Court of Chancery, and won affirmance at the Delaware Supreme Court (AG Oncon, LLC v. Ligand Pharmaceuticals, Inc., 2019 WL 2245969 (Del. Ch. 2019), aff’d 2020 WL 119648 (Del. 2020))
  • Certain directors and officers of Books-A-Million, Inc. in a shareholder class action in the Delaware Court of Chancery, challenging a take-private merger; obtained dismissal of all claims (Vance v. Books-A-Million Inc., C.A. No. 11343-VCL (Del. Ch. 2016)); and won affirmance of that ruling before the Delaware Supreme Court (Rousset et al. v. Anderson et al., Case No. 515,2016 (Del. Supr. 2016))
  • Allergan, Inc. in litigation before the Delaware Court of Chancery and the United States District Court for the Central District of California arising from the US$53 billion hostile takeover attempt by Valeant Pharmaceuticals International and activist investor Pershing Square Capital Management; Mr. Connelly was part of the team that successfully challenged Valeant’s undisclosed trading with Pershing Square before the takeover bid was announced (Allergan, Inc. v. Valeant Pharms. Int’l, Inc., 2014 U.S.Dist. LEXIS 156227 (C.D. Cal. Nov. 4, 2014))
  • Plains Exploration & Production Co. and its directors in the Delaware Court of Chancery in litigation challenging its US$6.6 billion merger with Freeport-McMoRan Copper & Gold Inc.; defeated plaintiffs’ motion for preliminary injunction seeking to delay the closing and require additional disclosures in its entirety (In re Plains Exploration & Production Co. Stockholder Litigation, 2013 WL 1909124 (Del. Ch. 2013))
  • K-Sea Transportation Partners, L.P. and certain of its directors in the Delaware Court of Chancery in an action challenging the US$600 million merger transaction between K-Sea and Kirby Corporation; defeated shareholder plaintiffs’ motion to expedite the case in aid of a motion for preliminary injunction (In re K-Sea Transp. Partners L.P., 2011 WL 2410395 (Del. Ch. 2011)), and subsequently obtained dismissal of all claims (In re K-Sea Transp. Partners L.P., 2012 WL 1142351 (Del.Ch. 2012)) and prevailed in a landmark ruling by the Delaware Supreme Court (Norton v. K-Sea Transp. Partners L.P., 67 A.3d 354, 2013 WL 2316550 (Del. Supr. 2013))
  • An industrial conglomerate in a breach of contract and fraud litigation against Hoechst Aktiengesellschaft arising out of a US$1.5 billion asset purchase agreement; obtained partial summary judgment for client on its indemnity claim (Industrial Conglomerate v. Hoechst Aktiengesellschaft, 727 F. Supp. 2d 199 (S.D.N.Y. 2010)) 

Bar Qualification

  • California
  • New York

Education

  • JD, Georgetown University Law Center, 1994
  • BA, Georgetown University, 1991
March 1, 2024 Recognition

Securities Group of the Year: Latham

For the fourth time in five years, Latham has been named as a Law360 Securities Group of the Year in recognition of the firm’s tremendous success on high-profile matters that set federal and state precedent and showcase our innovative litigation strategies.

Justice
February 16, 2024 Recognition

Litigator of the Week Runners-Up and Shout Outs — Telefónica and OpenAI

Two Latham teams were recognized for getting a summary judgment win for multinational telecom company Telefónica in a busted deal suit involving the client’s operations in Costa Rica, and for securing an important early win for OpenAI in a proposed copyright class action brought by Sarah Silverman and other authors.