The current institutional shareholding score of Medifast Inc is 7.00, ranking 24 out of 95 in the Food & Tobacco industry. The latest institutional shareholding proportion is 83.21%, representing a quarter-over-quarter decrease of 2.48%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 7.55% of shares outstanding, with 8.50% increase in holdings.