David M. Maser is of counsel at Cohen Milstein and a member of the Securities Litigation & Investor Protection practice. Prior to joining the firm, David worked with a nationally recognized securities class action plaintiffs law firm for more than a decade, where he helped create the firm’s securities monitoring program and cultivated important relationships with the firm’s growing portfolio of institutional investor clients, nationally and globally.
As a result of his work, David successfully engaged over 25 public fund and union clients with well over $200 billion in assets under management. Clients he has represented have been involved in more than 60 actions, generating more than $4.6 billion in case recoveries.
David has worked extensively in both the public and private sectors and brings more than 25 years of experience and insight to pension funds and other institutional clients, specifically at the intersection of law, business and government.
Through his extensive experience in the public and private sectors, David has established bipartisan relationships in the political arena on the federal, state and local levels. His ability to see the big picture and create bipartisan collaborations has earned him a reputation as an exceptional diplomat and strategic consensus builder.
- Pennsylvania State System of Higher Education (PASSHE), Vice Chairman of Board of Governors (Gubernatorial Appointment)
- Philadelphia 3.0, Founding Member & Chair of the Board
- Garces Foundation, Founding Member & Chair of the Board
- Pennsylvania Society, Member
- Union League of Philadelphia, Member
- Pennsylvania
- Temple University James E. Beasley School of Law, J.D., 1995
- Penn State University, B.S., 1992
Current Cases
PBM Investigations & Litigation
PBM State Investigations:  Cohen Milstein serves as Special Counsel to state Attorneys General throughout the United States in their investigation into the billing practices and fee structures of managed care organizations (MCOs) and PBMs in their delivery of services to state-funded health plans.  To date, Cohen Milstein’s work with Attorneys General has resulted in more than $950 million in recoveries on behalf of state Medicaid programs.Â
April 27, 2021
Despite Warnings, Wave of Pandemic-Related Securities Suits Never Really Materialized
By David Maser In March of 2020 the COVID-19 coronavirus was declared a pandemic, and two COVID-related securities class action lawsuits were quickly filed. The filing of these cases led to a heated debate of whether plaintiffs’ attorneys would leverage the effects of the pandemic to file an increased amount of securities class actions. A […]
Articles | Shareholder Advocate Spring 2021
October 18, 2018
Investors Are Among Those Closely Watching Midterm Elections
By David M. Maser With bipartisan politics virtually nonexistent, the upcoming midterm elections could have an outsized impact on federal policy, not only for the hot-button issues that have dominated the headlines since President Trump took office, but also in areas like investor protection. Whether or not that happens depends on whether Republicans maintain control […]
Articles | Shareholder Advocate Fall 2018
October 18, 2018
Cohen Milstein’s Securities Litigation & Investor Protection Practice Issues Fall 2018 Edition of the Shareholder Advocate
The Fall 2018 edition of the Shareholder Advocate includes: Investors Are Among Those Closely Watching Midterm Elections – David M. Maser Supreme Court Will Revisit ‘Scheme Liability’ in Lorenzo v. SEC – Laura H. Posner and Eric C. Berelovich Ninth Circuit Allows Plaintiffs to Argue That Over-the-Counter Toshiba ADRs Are Subject to U.S. Securities Laws […]
Articles | Shareholder Advocate Fall 2018
November 6, 2017
Cohen Milstein Sellers & Toll PLLC Adds David M. Maser and Christina D. Saler to Growing Securities Litigation Practice
FOR IMMEDIATE RELEASE: New hires bring decades of public and private sector experience andproven insights for shareholders, institutional investors. WASHINGTON, D.C. – Cohen Milstein Sellers & Toll PLLC, a leading national plaintiffs’ law firm, announced today that David M. Maser and Christina Donato Saler have joined the firm as Of Counsel in the Securities Litigation […]
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