Smurfit Westrock PLC

SW·NYSE·$39.20Share Price as of 11/2·$21BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2605/01/26 10-KFY 202502/27/26 10-QQ3 ended 09/30/2511/07/25 10-QQ2 ended 06/30/2508/07/25

Disclosures

8-KCurrent report10/28/26 8-KCurrent report07/29/26 8-KCurrent report05/01/26 8-KCurrent report04/30/26 8-KCurrent report02/27/26

Prospectuses and Registrations

424B5Prospectus supplement11/19/25 424B5Prospectus supplement11/18/25 424B5Prospectus supplement11/18/25 FWPFree writing prospectus11/18/25 424B5Prospectus supplement11/17/25

Proxies

DEF 14ADefinitive proxy03/11/26 DEFA14AAdditional proxy materials03/11/26 DEF 14ADefinitive proxy03/19/25 DEFA14AAdditional proxy materials03/19/25

Ownership

Form 4Insider transaction09/14/26 Form 4Insider transaction09/14/26 Form 4Insider transaction09/14/26 Form 4Insider transaction09/14/26 Form 4Insider transaction09/14/26

Other

SDConflict Minerals disclosure05/29/26 ARSAnnual report to shareholders03/11/26 SDConflict Minerals disclosure05/29/25 EFFECTRequest for effectiveness04/23/25 CORRESPCorrespondence with the SEC04/17/25