According to records kept by The Financial Industry Regulatory Authority (FINRA) financial Broker Henry Marin (Marin), currently associated with Morgan Stanley, has at least one disclosable event. These events include one customer complaint, alleging that Marin recommended unsuitable investments in different investment products including debt securities among other allegations and complaints.
FINRA BrokerCheck shows a settled customer complaint on March 25, 2021.
Customer alleges unauthorized trading on March 23, 2021
Securities Lawyers Blog

