Mario  Alba Jr.

Mario Alba Jr.


Protecting institutional and individual investors is what we do and who we are.


Mario Alba is a partner in Robbins Geller Rudman & Dowd LLP’s Melville office. He has served as lead counsel in numerous cases and is responsible for initiating, investigating, researching, and filing securities and consumer fraud class actions. He has recovered millions of dollars in numerous actions, including cases against NBTY, Inc. ($16 million), OSI Pharmaceuticals ($9 million recovery) and PXRe Group, Ltd. ($5.9 million).  

Alba is also a member of the Firm’s Institutional Outreach Team, which provides advice to the Firm’s institutional clients, including numerous public pension systems and Taft-Hartley funds throughout the United States, and consults with them on issues relating to corporate fraud in the U.S. securities markets, as well as corporate governance issues and shareholder litigation. Some of Alba’s institutional clients are currently involved in cases involving Microsoft Corp., Endo International PLC, L-3 Communications Holdings, Inc., Iconix Brand Group and BHP Billiton Limited. Alba has lectured at institutional investor conferences throughout the United States on various shareholder issues, including at the Illinois Public Pension Fund Association, the New York State Teamsters Conference, the American Alliance Conference, and the TEXPERS/IPPFA Joint Conference at the New York Stock Exchange, among others.

Alba graduated from St. John’s University with a Bachelor of Science degree in Finance, with distinction. He earned his Juris Doctor degree from Hofstra University School of Law. While in law school he was selected to participate in the Hofstra Moot Court Seminar and was an active member of the Student Bar Association. During his summers between law school, Alba clerked at the Firm, investigating and researching potential securities class actions and antitrust lawsuits.


  • Super Lawyer “Rising Star,” 2012-2013, 2016-2017

Practice Areas


Hofstra University School of Law, J.D., 2002

  • Selected to participate in the Hofstra Moot Court Seminar
  • Active member of the Student Bar Association

St. John’s University, B.S.,1999, Finance, with distinction

  • Dean’s List during three of his four years of attendance


  • New York
  • United States District Courts for the Southern and Eastern Districts of New York
  • United States District Court for the Eastern District of Wisconsin


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