The current institutional shareholding score of Prime Medicine Inc is 5.00, ranking 133 out of 388 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 68.55%, representing a quarter-over-quarter increase of 9.13%. The largest institutional shareholder is Catherine Wood, holding a total of 6.59M shares, representing 3.46% of shares outstanding, with 0.04% increase in holdings.