SMURFIT WESTROCK PLC (SW) Institutional Ownership and Insiders Activity

SMURFIT WESTROCK PLC (SW) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $681.00M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Causeway Capital Management is the largest disclosed holder, reporting approximately $620.31M in SW holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Causeway Capital Management representing the majority of disclosed value.