The current institutional shareholding score of Smurfit WestRock PLC is 10.00, ranking 1 out of 22 in the Containers & Packaging industry. The latest institutional shareholding proportion is 96.79%, representing a quarter-over-quarter decrease of 0.27%. The largest institutional shareholder is Sarah Ketterer, holding a total of 15.38M shares, representing 2.97% of shares outstanding, with 0.08% increase in holdings.