Robert F. Serio - Gibson Dunn LLP
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Robert F. Serio

Listed in Best Lawyers since 2010
Phone: 212-351-3917

Robert F. Serio is a Partner in Charge in the New York office of Gibson, Dunn & Crutcher and a Co-Chair of Gibson Dunn’s national Securities Litigation Practice Group.  His practice involves complex commercial and business litigation, with an emphasis on securities class actions, shareholder derivative litigation, SEC enforcement matters, ERISA litigation and corporate investigations.  Mr. Serio is consistently ranked as one of the top securities litigators in New York and has been recognized by The Best Lawyers in America© and New York Super Lawyers.

Mr. Serio is a co-author of the Practising Law Institute’s leading treatise on securities litigation entitled Securities Litigation:  A Practitioner’s Guide.  Routinely, he has been a guest lecturer on securities-related developments where he has presented on such topics as “Trends in Securities Litigation.”

Mr. Serio received a law degree from the University of California at Los Angeles in 1985 and a Bachelor of Arts degree, cum laude, from Harvard University in 1980.  Mr. Serio is a member of the New York and California Bars.

Representative Matters

Mr. Serio has successfully represented numerous underwriters in securities class action lawsuits involving more than $70 billion in mortgage pass-through certificates, including:

  • Credit Suisse, Deutsche Bank, Morgan Stanley, Goldman Sachs:  Won affirmance in the United States Court of Appeals for the Second Circuit of a ruling declining to extend the American Pipe tolling doctrine to the statute of repose of the Securities Act of 1933;

  • RBS Securities Inc.:  Won dismissal with prejudice of a lawsuit brought by one of the world’s three largest pension funds alleging fraud in the sales of more than a billion dollars of residential mortgage-backed certificates.

Och-Ziff Capital:  Currently representing the company and its directors and officers in securities and derivative litigation.

Flagstar Bancorp:  Currently representing the current and former directors and officers in shareholder derivative litigation.

Al-Sanea:  Won dismissal in the New York Court of Appeals on grounds of forum non conveniens of a multi-billion dollar fraud claim involving a Saudi partnership.

First American:  Defended The First American Corporation and its subsidiary eAppraisIT LLC in a putative securities class action lawsuit.  Defeated class certification and obtained dismissal with prejudice.

Bear Stearns:  Represented Bear Stearns in resolving 100 securities class actions and shareholder derivative litigations involving IPO allocation and research analyst issues.  Won dismissal of shareholder derivative action against Bear Stearns and its directors over alleged research analyst conflicts.  Represented Bear Stearns officers and directors in shareholder derivative actions over subprime issues.

Merrill Lynch:  Won dismissal of all claims against Merrill Lynch in In re Merrill Lynch Limited Partnership Litigationand In re Duke Energy Securities Litigation.

Mr. Serio has represented financial institutions and directors in litigation matters arising from the collapses of Enron and Adelphia. 

In addition, he has represented numerous other companies in securities class action lawsuits, including Cincinnati Bell, Inc.; Veeco Instruments, Inc.; The FINOVA Group, Inc.; and Citiscape Corporation.


Harvard UniversityBA University of California - Los AngelesJ.D.

Office Location

200 Park Avenue
New York, NY 10166-0193
United States

Practice Areas

Litigation - Securities