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Williams Companies, Inc. SEC filings

In the twelve months since 23 September 2025 Williams Companies, Inc. filed 28 documents with the SEC of the kinds listed here: 18 current reports (8-K), about 6 regulation fd disclosure; 5 material agreement; 4 officer or director change; 4 results of operations; 3 other events; 3 quarterly reports (10-Q), 2 additional proxy materials (DEFA14A), 1 conflict minerals report (SD), 1 employee share plan registration (S-8), 1 annual report to shareholders (ARS), 1 proxy statement (DEF 14A). The latest, filed 11 September 2026: SD, conflict minerals report.

FiledFormWhat it was aboutPeriod or event dateFiling
11 September 2026SDconflict minerals reportEDGAR
10 September 20268-KMaterial agreement10 September 2026EDGAR
10 September 20268-KRegulation FD disclosure, Other events8 September 2026EDGAR
3 September 20268-KOther events3 September 2026EDGAR
21 August 20268-KOfficer or director change21 August 2026EDGAR
3 August 202610-Qquarterly report30 June 2026EDGAR
3 August 20268-KResults of operations3 August 2026EDGAR
13 July 20268-KRegulation FD disclosure10 July 2026EDGAR
1 July 20268-KOfficer or director change, Regulation FD disclosure1 July 2026EDGAR
20 May 20268-KMaterial agreement, New financial obligation20 May 2026EDGAR
20 May 2026S-8employee share plan registrationEDGAR
4 May 202610-Qquarterly report31 March 2026EDGAR
4 May 20268-KResults of operations4 May 2026EDGAR
4 May 20268-KOfficer or director change, Shareholder vote, Regulation FD disclosure4 May 2026EDGAR
26 March 2026DEFA14Aadditional proxy materialEDGAR
26 March 20268-KOfficer or director change26 March 2026EDGAR
18 March 2026ARSannual report to shareholders31 December 2025EDGAR
18 March 2026DEFA14Aadditional proxy materialEDGAR
18 March 2026DEF 14Aproxy statement28 April 2026EDGAR
24 February 202610-Kannual report31 December 2025EDGAR
10 February 20268-KResults of operations10 February 2026EDGAR
8 January 20268-KMaterial agreement8 January 2026EDGAR
8 January 20268-KRegulation FD disclosure, Other events5 January 2026EDGAR
1 December 20258-KMaterial agreement, New financial obligation1 December 2025EDGAR
20 November 20258-KMaterial agreement, New financial obligation20 November 2025EDGAR
3 November 202510-Qquarterly report30 September 2025EDGAR
3 November 20258-KResults of operations3 November 2025EDGAR
1 October 20258-KRegulation FD disclosure1 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. Form 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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