The current institutional shareholding score of Williams Companies Inc is 7.00, ranking 30 out of 100 in the Oil & Gas Related Equipment and Services industry. The latest institutional shareholding proportion is 89.00%, representing a quarter-over-quarter increase of 0.02%. The largest institutional shareholder is ETHSX, holding a total of 9.23M shares, representing 0.77% of shares outstanding, with 603.84% increase in holdings.