Smurfit Westrock plc SEC filings SW

Smurfit Westrock plc has 398 filings in SEC EDGAR's recent list, going back to Feb 14, 2024. Its latest annual report, Form ARS, was filed on Mar 11, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.

Form Description Filed Period
424B5 Prospectus supplement Nov 19, 2025 —
FWP Free writing prospectus Nov 18, 2025 —
424B5 Prospectus supplement Nov 18, 2025 —
424B5 Prospectus supplement Nov 18, 2025 —
FWP Free writing prospectus Nov 17, 2025 —
424B5 Prospectus supplement Nov 17, 2025 —
S-3ASR Automatic shelf registration Nov 12, 2025 —
424B3 Prospectus Apr 23, 2025 —
S-4 Registration for a merger or exchange Apr 3, 2025 —
S-8 Employee stock plan registration Jul 16, 2024 —
424B3 Prospectus Apr 26, 2024 —
S-4/A Filing Apr 25, 2024 —
S-4/A Filing Apr 11, 2024 —
S-4 Registration for a merger or exchange Mar 22, 2024 —

Showing 14 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Paperboard Containers & Boxes (SIC 2650)
Listed as
SW (NYSE)
Fiscal year ends
December 31
Incorporated in
Ireland
Headquarters
Dublin 4
SEC filer status
Large accelerated filer
SEC CIK
2005951
Former names
Smurfit WestRock Ltd (until Jun 20, 2024)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.