The current institutional shareholding score of Odyssey Marine Exploration Inc is 3.00, ranking 76 out of 127 in the Metals & Mining industry. The latest institutional shareholding proportion is 48.97%, representing a quarter-over-quarter increase of 43.75%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 0.93% of shares outstanding, with 0.56% increase in holdings.