Matthew W. Close


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Matthew Close represents corporations, directors and officers, and financial advisors in securities class action, derivative, corporate governance, and fiduciary duty litigation, as well as in government and special committee investigations. Matt also litigates commercial disputes, consumer class actions, unfair competition and deceptive trade practice actions, and Attorney General proceedings. As a founding member of the firm’s Data Security and Privacy practice, he focuses on corporate risk-management, oversight and governance issues, and incident response measures.

Matt is recognized by Chambers USA as a leading securities litigator in California and he is President of the Federal Bar Association’s Los Angeles Chapter. He is a frequent commentator in the national and international press on the ways US securities laws and public company regulation impact how foreign companies raise and deploy capital. Matt’s articles have been published in Bloomberg Law Reports, the Los Angeles Daily Journal and International Financial Law Review, and he was chosen for a “2012 Distinguished Legal Writing Award” by the Burton Awards for Legal Achievement, in conjunction with the Library of Congress.

Honors & Awards

  • Named one of 10 “Rising Stars Under 40,” nationwide, in the field of securities litigation by Securities Law360
  • Recipient of a “2012 Distinguished Legal Writing Award” by the Burton Awards for Legal Achievement, run in conjunction with the Library of Congress
  • Recognized by Chambers USA as a leading lawyer for Litigation: Securities


Bar Admissions

  • California

Court Admissions

  • U.S. District Court for the Central, Southern, and Northern Districts of California
  • U.S. District Court for the Eastern District of Michigan
  • U.S. Court of Appeals for the Ninth and Eleventh Circuits


  • University of California at Berkeley, Boalt Hall School of Law, J.D.: Order of the Coif
  • University of Pennsylvania, Wharton School, B.S.: magna cum laude

Professional Activities


  • Honorable Mariana R. Pfaelzer, U.S. District Court for the Central District of California


  • Federal Bar Association, Los Angeles Chapter (Executive Committee 2014-2017 and President, 2016-17; Board of Directors, 2011-2017) 
  • Executive Committee of the Los Angeles County Bar Association’s Litigation Section (2015)
  • Advisory Board, Berkeley Center for Law, Business and the Economy, University of California, Berkeley School of Law
  • Los Angeles County Bar Association, Appellate Courts Committee

Securities, Derivative, Fiduciary Duty and M&A

  • Lead defense counsel in a decade-long, multibillion euro securities fraud, RICO, and mismanagement dispute with claims asserted in four different states and three different countries arising from the bankruptcy of a publicly held European joint venture company
  • Counsel to a public company in a government investigation related to the well-publicized “FIN4” cyber-hacking and insider trading ring
  • Lead counsel in obtaining dismissal of federal court claims alleging that a telecommunications company aided and abetted breaches of fiduciary duty and accounting fraud
  • Lead counsel for buyers and sellers in multiple Delaware Chancery Court and California Superior Court actions seeking to enjoin tender offers and mergers
  • Lead litigation counsel for a Special Committee in connection with a going-private transaction
  • Lead litigation counsel for a public electronic components company and its board of directors in connection with US$1 billion sale to foreign buyer
  • Lead counsel to a semiconductor company in SEC Rule 10b-5 securities fraud class action litigation
  • Lead counsel to Chief Executive Officer and ten other corporate officers in securities class action and derivative litigation filed following environmental incident
  • Lead counsel in obtaining dismissal of SEC Rule 10b-5 securities fraud class action litigation against premium cable and satellite television network
  • Lead counsel in obtaining dismissal of SEC Rule 10b-5 securities fraud class action litigation against server and storage networking company
  • Lead litigation counsel for an agricultural company in defense of securities and breach of duty litigation in Delaware arising from going-private transaction
  • Lead counsel for a public semiconductor company in connection with an SEC investigation into officer stock sales
  • Lead counsel for a hedge fund in obtaining dismissal of a Section 16(b) short-swing profit lawsuit filed in the Northern District of California
  • Lead counsel for a consumer electronics company Audit Committee chairman in securities and derivative litigation
  • Lead counsel for a financial advisor in connection with M&A litigation
  • Lead counsel for a global entertainment company in a post-acquisition dispute with selling shareholders
  • Counsel to a telecommunications company in securities litigation arising from a US$20 billion strategic merger
  • Defense counsel in multidistrict litigation in the Central District of California alleging successor liability claims arising from post-merger asset sale transactions
  • Represented a Special Litigation Committee of a consumer electronics company in its internal investigation and successful motion to dismiss derivative claims
  • Counsel in successful defense of a telecommunications company against securities fraud claims arising from its debt exchange offer
  • Counsel to a software company in takeover litigation
  • Advised Audit Committee of a semiconductor company in connection with securities litigation and a parallel SEC investigation
  • Represented a sporting goods company in connection with a criminal fraud investigation
  • Defended a company accused of using false financial statements to induce a US$1.5 billion asset sale
  • Represented an Executive Vice President of a Fortune 50 technology company in connection with securities fraud and derivative litigation arising from the US$10 billion acquisition of a foreign public company and subsequent impairment charges

Financial Services

  • Lead counsel for a mortgage servicing company in multiple federal court class actions in California challenging loan servicing practices and disclosures
  • Lead counsel for a national bank in federal court class actions challenging overdraft fees
  • Counsel for a national bank in multiple Attorney General lawsuits and private class actions challenging mortgage servicing practices
  • Coordinating counsel for a national mortgage servicer in connection with the development, coordination, and implementation of federal and constitutional defenses to state laws limiting foreclosure rights
  • Defense counsel for a bank in numerous cases filed by RMBS investors, including multidistrict litigation proceedings in the Central District of California
  • Counsel for RMBS investor in successful litigation against monoline insurer
  • Counsel to a bank holding company in connection with government inquiries into mortgage-backed securitizations
  • Lead counsel for a corporate pension plan defrauded in a Ponzi scheme
  • Lead counsel for a commodity trading company during an Attorney General investigation into unfair competition allegations
  • Lead counsel for an international finance company in dispute with project developers
  • Counsel for a leading financial industry trade group and mortgage servicer in connection with municipal proposals to seize mortgages through eminent domain
  • Counsel to a financial advisor in litigation with marketing and distribution partners

Commercial and Consumer

  • Counsel to a health insurance company in a provider's federal court class action challenging claims handling practices
  • Counsel to a managed care company in an out-of-network provider mass action action in the Central District of California challenging claims payment practices under ERISA
  • Lead counsel in litigation and arbitration between a skincare company and its founder involving tort, contract, and trademark claims
  • Counsel to a medical device manufacturer in false advertising and unfair competition litigation, product liability class actions, and license disputes
  • Lead trial counsel for a consumer electronics company in the successful prosecution of a fraud claim
  • Represented a government contractor in joint venture and misappropriation of trade secret disputes

Real Estate

  • Lead trial counsel for luxury mobilehome park owner who obtained a multi-million dollar jury verdict against a municipality for a regulatory taking under the principles established by the Supreme Court in Penn Central Transportation Co. v. New York City, 438 U.S. 104 (1978)
  • Lead counsel for a major studio in a real estate rent and lease termination fee dispute
  • Lead appellate counsel for property owners in land use and takings litigation
  • Lead litigation counsel for an operator of a solar energy project
  • Obtained summary judgment for a national retail chain sued in a multimillion dollar real estate lease and purchase agreement dispute