The current institutional shareholding score of Repligen Corp is 10.00, ranking 1 out of 204 in the Healthcare Equipment & Supplies industry. The latest institutional shareholding proportion is 116.89%, representing a quarter-over-quarter increase of 3.23%. The largest institutional shareholder is Lee Ainslie, holding a total of 1.58M shares, representing 2.69% of shares outstanding, with 0.09% decrease in holdings.