The current institutional shareholding score of ONE Gas Inc is 10.00, ranking 1 out of 14 in the Natural Gas Utilities industry. The latest institutional shareholding proportion is 104.48%, representing a quarter-over-quarter increase of 8.11%. The largest institutional shareholder is ETHSX, holding a total of 537.31K shares, representing 0.82% of shares outstanding, with 3577.13% increase in holdings.