Williams Companies, Inc.

WMB·NYSE·$76.34Share Price as of 11/2·$93BMarket Cap as of 11/2

Financials

10-KFY 202502/24/26 10-QQ3 ended 09/30/2511/03/25 10-QQuarterly Report08/04/25 10-QQuarterly Report05/05/25 10-KAnnual Report02/25/25

Disclosures

8-KCurrent report09/10/26 8-KCurrent report09/10/26 8-KCurrent report09/03/26 8-KCurrent report08/21/26 8-KCurrent report08/03/26

Prospectuses and Registrations

424B2Prospectus for primary offering09/09/26 FWPFree writing prospectus09/09/26 424B5Prospectus supplement09/08/26 424B2Prospectus for primary offering09/03/26 S-8Registration of securities for employees05/20/26

Proxies

DEFA14AAdditional proxy materials03/26/26 DEF 14ADefinitive proxy03/18/26 DEFA14AAdditional proxy materials03/18/26 DEF 14ADefinitive proxy03/19/25 DEFA14AAdditional proxy materials03/19/25

Ownership

Form 4Insider transaction10/02/26 144Proposed sale of securities10/01/26 Form 4Insider transaction09/02/26 144Proposed sale of securities09/01/26 Form 4Insider transaction08/17/26

Other

SDConflict Minerals disclosure09/11/26 ARSAnnual report to shareholders03/18/26 SDConflict Minerals disclosure08/29/25 ARSAnnual report to shareholders03/19/25 15-15D15-15D03/04/25