Smurfit Westrock plc (SW) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for SW. 13F holdings as of 2026-06-30.

In 13F filings for the quarter ended June 30, 2026, 627 institutions reported holding SW, with 500.4 million shares worth $23.1 billion in aggregate.

Top Institutional Holders

InstitutionSharesValueChange
Vanguard64,162,165$3.0BINCREASED
Capital Group58,106,745$2.7BINCREASED
BlackRock45,496,899$2.1BINCREASED
State Street28,063,403$1.3BINCREASED
Nuveen24,812,775$1.1BINCREASED

Recent Insider Trades

InsiderTypeSharesValueDate
Anthony P J Smurfit (President and CEO)AWARD9102026-09-10
Anthony P J Smurfit (President and CEO)AWARD4862026-09-10
Irene Page (Chief Accounting Officer)AWARD1522026-09-10
Irene Page (Chief Accounting Officer)AWARD232026-09-10
Saverio Mayer (President and Chief Executive Officer, Europe, MEA and APAC)AWARD4032026-09-10

Full institutional holdings, insider history, and congressional trades for Smurfit Westrock plc on SentiSense.