Michael Rosenmayer: Oppenheimer Denies Complaint Against Advisor

Los Angeles financial advisor Michael Rosenmayer (CRD# 2352488) has been involved in numerous investor complaints alleging his conduct resulted in losses. Financial Industry Regulatory Authority records show that he is registered as a broker and as an investment advisor with Oppenheimer & Company.

Mr. Rosenmayer’s BrokerCheck report discloses multiple investor complaints. The most recent, filed in March 2023, alleged that as a representative of Oppenheimer & Company, he did not inform the customer of the risks associated with certain investments. The complaint alleged unspecified damages and was denied by the firm.

An earlier investor complaint, filed in 2018, similarly alleged that as a representative of Oppenheimer & Company, he recommended an unsuitable municipal bond investment in 2018. The complaint settled with the firm’s repurchase of the bond.

A third investor complaint, filed in 2016, alleged negligence, breach of contract, supervisory failures, and unsuitable investment recommendations while he was an Oppenheimer representative. In 2017 the complaint reached a settlement of $37,500.

A fourth investor complaint, filed in 2009, alleged that he made misrepresentations and omissions regarding investments in auction rate securities. In 2011 the complaint reached a settlement of $120,000.

A fifth investor complaint, filed in 2004, alleged that he misrepresented the features of a federal home loan bank investment. The complaint reached a settlement of $92,500.

According to the Financial Industry Regulatory Authority, Michael Rosenmayer holds 29 years of securities industry experience. Based in Los Angeles, California, he has been a broker and an investment advisor with Oppenheimer & Company since 2007. His past registrations include RBC Dain Rauscher (Beverly Hills, California; 2003-2007), Prudential Securities (Los Angeles, California; 2000-2003), and ML Stern & Company (Beverly Hills, California; 1993-2000). His credentials include the passage of three securities industry qualifying exams: the General Securities Representative Examination, or Series 7; the Securities Industry Essentials Examination, or SIE; and the Uniform Securities Agent State Law Examination, or Series 63. He is licensed in Arizona, California, Florida, Indiana, Iowa, Michigan, Minnesota, Nevada, New York, North Carolina, Rhode Island, Texas, Virginia, and Wyoming. (Information current as of April 8, 2023.)

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