The current institutional shareholding score of American Superconductor Corp is 7.00, ranking 87 out of 182 in the Machinery, Tools, Heavy Vehicles, Trains & Ships industry. The latest institutional shareholding proportion is 71.67%, representing a quarter-over-quarter decrease of 12.64%. The largest institutional shareholder is Barrow Hanley, holding a total of 732.35K shares, representing 2.39% of shares outstanding, with 0.01% increase in holdings.