Michael S Weiss has an estimated net worth of $1.82 Billion. This is based on reported shares across multiple companies, which include NATIONAL HOLDINGS CORP, TG THERAPEUTICS, INC., Fortress Biotech, Inc., XTL BIOPHARMACEUTICALS LTD, AVENUE THERAPEUTICS, INC., MUSTANG BIO, INC., Checkpoint Therapeutics, Inc., GENTA INC DE/, CB Pharma Acquisition Corp., KERYX BIOPHARMACEUTICALS INC, and ROBECO SAGE TRITON FUND LLC.

2006 was Michael S Weiss's most active year for acquiring shares with 16 total transactions. Michael S Weiss's most active month to acquire stocks was the month of November. 2006 was Michael S Weiss's most active year for disposing of shares, totalling 183 transactions. Michael S Weiss's most active month to dispose stocks was the month of November. 2014 saw Michael S Weiss paying a total of $1,610,000.00 for 5,227,295 shares, this is the most they've acquired in one year. In 2014 Michael S Weiss cashed out on 210,618 shares for a total of $3,462,559.92, their largest year based on trade value.