Michael Dinerman Suspended for Alleged Outside Biotech Business Activity

stockbroker fraud attorneyThe Peiffer Rosca Wolf investment recovery lawyers are currently investigating former Piper Jaffray & Co. stockbroker Michael Dinerman.

Beginning in September 2012, Michael Dinerman, of New York City, allegedly engaged in outside business activity by performing CFO duties of a startup biotechnology company for over thirteen months sans proper prior written notice lo Piper Jaffray, according to a FINRA Letter of Acceptance, Waiver and Consent (AWC) currently being reviewed by attorneys Alan Rosca and Joe Peiffer.

Furthermore, Dinerman also allegedly purchased shares of the company in a private offering and purchased a convertible note from the company without prior written notice to Piper, according to the aforementioned AWC.

What is more, attorneys Alan Rosca and Joe Peiffer are further looking into the AWC which states that Dinerman allegedly knowingly answered an annual questionnaire inaccurately from his firm regarding his outside business activities and his private securities transactions, in gross violation of NASD and FINRA Rules.

Dinerman Agrees to Suspension and $10,000 Fine

Micahel Dinerman has reportedly consented to FINRA sanctions, including a suspension in all capacities from association with any FINRA member firm for three months, and a $10,000 fine, according to the AWC.

Investment Recovery Lawyers Investigating

The Peiffer Rosca Wolf investment recovery lawyers often represent investors who lose money as a result of investment fraud, or stockbroker misconduct. They are currently investigating Michael Dinerman, and the possibility of assisting any victims with the recovery of losses they may have suffered. They take most cases of this type on a contingency fee basis and advance the case costs, and only get paid for their fees and costs out of money they recover for their clients.

Investors who believe they lost money as a result of Dinerman’s alleged misconduct may contact the securities lawyers at Peiffer Rosca Wolf, Alan Rosca or Joe Peiffer, for a free, no-obligation evaluation of their recovery options, at 888-998-0520.

Broker: Michael Dinerman

Status: INVESTIGATED by Peiffer Rosca.

For brokercheck report and additional info click here!

Alan Rosca (1160 Posts)

Alan is a securities lawyer. He also teaches Securities Regulation at the Cleveland-Marshall College of Law. He focuses his legal practice on complex commercial and financial litigation and arbitration, particularly in the areas of securities and investment fraud. His office is in Cleveland, Ohio.


In our legal system, every person is innocent until and unless found guilty by a court of law or a tribunal. Whenever we reference “allegations” or charges that are “alleged,” such allegations or charges have not been proven, and are merely accusations, not findings of fault, as of the date of the blog. We do not have, nor do we undertake, a duty to continue to monitor or follow cases about which we report, and/or to publish subsequent blogs regarding various developments that may occur in such cases. Readers are encouraged to conduct their own research regarding any such cases and any developments that may or may not have occurred in such cases.