The current institutional shareholding score of Parsons Corp is 10.00, ranking 1 out of 73 in the Aerospace & Defense industry. The latest institutional shareholding proportion is 121.69%, representing a quarter-over-quarter increase of 14.29%. The largest institutional shareholder is ETHSX, holding a total of 2.12M shares, representing 2.08% of shares outstanding, with 37718.18% increase in holdings.