---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-381926"
form_type: "8-K"
ticker: "WMB"
cik: "0000107263"
company_name: "WILLIAMS COMPANIES, INC."
filed_at: "2026-09-03T20:21:35+00:00"
generated_at: "2026-09-03T20:25:16.856566+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Williams files prospectus supplement for resale of up to 26.9M shares by selling holders

## Summary
- On Sept 3, 2026, filed prospectus supplement to existing S-3 shelf (File No. 333-277232) for resale of up to 26,874,496 common shares.
- Shares are being resold by selling securityholders named in the supplement; no new shares issued by the company.
- Davis Polk & Wardwell LLP opinion on share validity attached as Exhibit 5.1.
- No change to company's outstanding share count or financials; purely a resale registration.

## SEC filing metadata
- accession: 0001193125-26-381926
- form_type: 8-K
- ticker: WMB
- cik: 0000107263
- company_name: WILLIAMS COMPANIES, INC.
- filed_at: 2026-09-03T20:21:35+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/107263/000119312526381926/0001193125-26-381926-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/107263/000119312526381926/d111572d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-381926
- JSON: https://secwatch.observer/filing/0001193125-26-381926.json
- Plain text: https://secwatch.observer/filing/0001193125-26-381926.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.