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Simpson Manufacturing Co., Inc. SEC filings

In the twelve months since 9 October 2025 Simpson Manufacturing Co., Inc. filed 15 documents with the SEC of the kinds listed here: 7 current reports (8-K), about 5 regulation fd disclosure; 4 results of operations; 1 shareholder vote; 1 material agreement; 1 new financial obligation; 3 quarterly reports (10-Q), 1 employee plan annual report (11-K), 1 conflict minerals report (SD), 1 additional proxy material (DEFA14A), 1 proxy statement (DEF 14A), 1 annual report (10-K). The latest, filed 6 October 2026: 8-K, regulation fd disclosure.

FiledFormWhat it was aboutPeriod or event dateFiling
6 October 20268-KRegulation FD disclosure6 October 2026EDGAR
6 August 202610-Qquarterly report30 June 2026EDGAR
27 July 20268-KResults of operations, Regulation FD disclosure27 July 2026EDGAR
18 June 202611-Kemployee plan annual report31 December 2025EDGAR
18 June 2026SDconflict minerals reportEDGAR
18 May 20268-KShareholder vote6 May 2026EDGAR
7 May 202610-Qquarterly report31 March 2026EDGAR
27 April 20268-KResults of operations, Regulation FD disclosure27 April 2026EDGAR
24 March 2026DEFA14Aadditional proxy materialEDGAR
24 March 2026DEF 14Aproxy statement24 March 2026EDGAR
27 February 202610-Kannual report31 December 2025EDGAR
9 February 20268-KResults of operations, Regulation FD disclosure9 February 2026EDGAR
22 December 20258-KMaterial agreement, New financial obligation16 December 2025EDGAR
7 November 202510-Qquarterly report30 September 2025EDGAR
27 October 20258-KResults of operations, Regulation FD disclosure27 October 2025EDGAR
An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened.
Read moreForm 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.

Source

The company's filing index on EDGAR, read from the SEC's submissions feed.

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