The current institutional shareholding score of Core Laboratories Inc is 10.00, ranking 1 out of 159 in the Professional & Commercial Services industry. The latest institutional shareholding proportion is 111.85%, representing a quarter-over-quarter decrease of 9.75%. The largest institutional shareholder is Bill Nygren | OAKMX, holding a total of 15.76M shares, representing 28.60% of shares outstanding, with 332.68% increase in holdings.