Williams Companies (WMB) SEC Filing (4) 2026

Browse all Williams Companies SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more

Last updated: September 12, 2026, 12:32 AM ET

SEC Filings

Date

SD

Specialized disclosure report (e.g., conflict minerals)

Sep 11, 2026 10:56 AM

8-K

Material company events (earnings, M&A, or leadership changes)

Sep 10, 2026 09:00 AM

8-K

Material company events (earnings, M&A, or leadership changes)

Sep 10, 2026 04:27 PM

FWP

Free writing prospectus related to a securities offering

Sep 8, 2026 09:02 PM

424B2

Prospectus variant for specific offering structures

Sep 9, 2026 05:15 PM

424B5

Shelf offering prospectus with final pricing terms

Sep 8, 2026 08:22 AM

8-K

Material company events (earnings, M&A, or leadership changes)

Sep 3, 2026 04:21 PM

424B2

Prospectus variant for specific offering structures

Sep 3, 2026 04:17 PM

4

Insider ownership (buying, selling) activity

Sep 2, 2026 02:25 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Aug 21, 2026 04:15 PM

4

Insider ownership (buying, selling) activity

Aug 17, 2026 02:39 PM

4

Insider ownership (buying, selling) activity

Aug 10, 2026 02:35 PM

4

Insider ownership (buying, selling) activity

Aug 7, 2026 11:10 AM

4

Insider ownership (buying, selling) activity

Aug 7, 2026 11:06 AM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:46 PM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:49 PM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:50 PM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:52 PM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:56 PM

4

Insider ownership (buying, selling) activity

Aug 4, 2026 02:58 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Aug 3, 2026 04:18 PM

10-Q

Quarterly financial results and management updates

Aug 3, 2026 04:21 PM

3

Initial disclosure of insider ownership

Jul 22, 2026 04:28 PM

3

Initial disclosure of insider ownership

Jul 16, 2026 06:02 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Jul 13, 2026 09:20 AM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 10:14 AM

8-K

Material company events (earnings, M&A, or leadership changes)

Jul 1, 2026 04:38 PM

4

Insider ownership (buying, selling) activity

Jun 26, 2026 01:59 PM

4

Insider ownership (buying, selling) activity

Jun 2, 2026 03:43 PM

8-K

Material company events (earnings, M&A, or leadership changes)

May 20, 2026 04:33 PM

4

Insider ownership (buying, selling) activity

May 20, 2026 02:10 PM

S-8

Registration of shares for employee stock plans

May 20, 2026 09:05 AM

4

Insider ownership (buying, selling) activity

May 18, 2026 12:51 PM

4

Insider ownership (buying, selling) activity

May 15, 2026 10:50 AM

4

Insider ownership (buying, selling) activity

May 7, 2026 10:09 AM

8-K

Material company events (earnings, M&A, or leadership changes)

May 4, 2026 04:18 PM

10-Q

Quarterly financial results and management updates

May 4, 2026 04:21 PM

4

Insider ownership (buying, selling) activity

May 4, 2026 12:45 PM

8-K

Material company events (earnings, M&A, or leadership changes)

May 4, 2026 09:15 AM

4

Insider ownership (buying, selling) activity

Apr 30, 2026 02:46 PM

Williams Companies (Form 4) 2026

Insider Trades / Insider ownership (buying, selling) activity

Aug 4, 2026 02:52 PM

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