The current institutional shareholding score of Pacific Biosciences of California Inc is 5.00, ranking 109 out of 203 in the Healthcare Equipment & Supplies industry. The latest institutional shareholding proportion is 62.12%, representing a quarter-over-quarter increase of 10.93%. The largest institutional shareholder is Catherine Wood, holding a total of 37.12M shares, representing 11.68% of shares outstanding, with 0.01% increase in holdings.