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Williams Companies, Inc.

WMB
Exchange
NYSE
Industry
Natural Gas Transmission
SEC CIK
0000107263

In the last 90 days, Williams Companies, Inc. insiders filed 0 open-market purchases and 4 sales; 1,843 institutions reported holding it in 13F filings for Q2 2026, worth $81.6B in total; no superinvestor holds it.

Holders of 5% or more of WMB

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Williams Companies, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of WMB
HolderLatest formStakeChangeFirst filedLatest filingFiling
BlackRock, Inc.13G/A8.30%100.7M shares–Apr 24, 20251 filingApr 24, 2025SEC
Vanguard Capital Management LLC13G7.54%92.2M sharesNewApr 30, 20261 filingApr 30, 2026SEC
State Street Corp13G5.50%66.7M shares–Feb 11, 20215 filingsNov 10, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

21 Schedule 13D and 13G filings on Williams Companies, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on WMB
Filed (ET)FilerFormStakeChangeEvent dateFiling
Apr 30, 20262:40 PM ETVanguard Capital Management LLC13G7.54%92.2M sharesNewMar 31, 2026SEC
Mar 27, 20262:16 PM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Nov 10, 20259:01 AM ETState Street Corp13G5.50%66.7M shares–Sep 30, 2025SEC
Apr 24, 20259:52 AM ETBlackRock, Inc.13G/A8.30%100.7M shares–Mar 31, 2025SEC
Feb 13, 2024Vanguard Group Inc13G/AOld format–––SEC
Jan 29, 2024State Street Corp13G/AOld format–––SEC
Jan 24, 20245:23 PM ETBlackRock Inc.13G/AOld format–––SEC
Feb 14, 2023Dodge & Cox13G/AOld format–––SEC
Feb 9, 2023Vanguard Group Inc13G/AOld format–––SEC
Feb 7, 2023State Street Corp13G/AOld format–––SEC
Jan 30, 20239:06 AM ETBlackRock Inc.13G/AOld format–––SEC
Jan 24, 20231:56 PM ETBlackRock Inc.13G/AOld format–––SEC
Jul 8, 20224:56 PM ETBlackRock Inc.13G/AOld format–––SEC
Mar 9, 2022Vanguard Group Inc13G/AOld format–––SEC
Feb 14, 2022Dodge & Cox13GOld format–New–SEC
Feb 14, 2022State Street Corp13G/AOld format–––SEC
Feb 9, 2022Vanguard Group Inc13G/AOld format–––SEC
Jan 31, 20225:59 PM ETBlackRock Inc.13G/AOld format–––SEC
Feb 11, 2021State Street Corp13GOld format–New–SEC
Feb 10, 2021Vanguard Group Inc13G/AOld format–––SEC
Feb 1, 20218:17 AM ETBlackRock Inc.13G/AOld format–––SEC

Form 144: proposed insider sales

55 notices from officers, directors and other affiliates planning to sell Williams Companies, Inc. shares, newest first.

Form 144 notices for WMB
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Nov 2, 202610:34 AM ETWilson Terrance LaneOfficer2.00K$148.3KNov 2, 202610b5-1Fidelity Brokerage Services LLCSEC
Oct 1, 202610:16 AM ETWilson Terrance LaneOfficer2.00K$135.7KOct 1, 202610b5-1Fidelity Brokerage Services LLCSEC
Sep 1, 202611:40 AM ETWilson Terrance LaneOfficer2.00K$151.1KSep 1, 202610b5-1Fidelity Brokerage Services LLCSEC
Aug 14, 20264:12 PM ETWilson Terrance LaneOfficer13.0K$973.3KAug 14, 2026Fidelity Brokerage Services LLCSEC
Aug 5, 20264:25 PM ETThe Williams Companies FNDN, IncCompany Foundation145.0K$10.4MAug 5, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Aug 3, 202612:55 PM ETWilson Terrance LaneOfficer2.00K$141.3KAug 3, 202610b5-1Fidelity Brokerage Services LLCSEC
Jul 1, 20262:38 PM ETWilson Terrance LaneOfficer2.00K$148.3KJul 1, 202610b5-1Fidelity Brokerage Services LLCSEC
Jun 1, 20261:59 PM ETWilson Terrance LaneOfficer2.00K$142.6KJun 1, 202610b5-1Fidelity Brokerage Services LLCSEC
May 15, 20264:25 PM ETJasek Glen G.Officer2.50K$195.4KMay 15, 2026Fidelity Brokerage Services LLCSEC
May 14, 202610:29 AM ETLarsen Larry COfficer12.0K$917.8KMay 14, 2026Fidelity Brokerage Services LLCSEC
May 6, 20264:04 PM ETJohn D PorterOfficer50.0K$3.77MMay 6, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
May 1, 20261:44 PM ETWilson Terrance LaneOfficer2.00K$152.7KMay 1, 202610b5-1Fidelity Brokerage Services LLCSEC
Apr 1, 202610:47 AM ETWilson Terrance LaneOfficer2.00K$143.5KApr 1, 202610b5-1Fidelity Brokerage Services LLCSEC
Mar 11, 20261:57 PM ETRinke Todd J.Officer7.36K$547.8KMar 11, 2026Fidelity Brokerage Services LLCSEC
Mar 2, 20262:55 PM ETWilson Terrance LaneOfficer2.00K$150.5KMar 2, 202610b5-1Fidelity Brokerage Services LLCSEC
Feb 26, 20264:23 PM ETHausman Mary A.Officer10.1K$757.2KFeb 26, 2026Fidelity Brokerage Services LLCSEC
Feb 24, 20262:55 PM ETWilson Terrance LaneOfficer27.0K$1.97MFeb 24, 2026Fidelity Brokerage Services LLCSEC
Feb 2, 202610:33 AM ETWilson Terrance LaneOfficer2.00K$132.8KFeb 2, 202610b5-1Fidelity Brokerage Services LLCSEC
Jan 2, 202610:54 AM ETWilson Terrance LaneOfficer2.00K$120.2KJan 2, 202610b5-1Fidelity Brokerage Services LLCSEC
Dec 9, 202510:57 AM ETWilson Terrance LaneOfficer2.00K$123.8KDec 9, 202510b5-1Fidelity Brokerage Services LLCSEC
Nov 12, 202510:36 AM ETWilson Terrance LaneOfficer4.00K$242.1KNov 12, 2025Fidelity Brokerage Services LLCSEC
Nov 10, 20254:23 PM ETThe Williams Companies FNDN, IncCompany Foundation173.0K$10.4MNov 10, 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Sep 4, 20251:44 PM ETWilson Terrance LaneOfficer2.00K$115.2KSep 4, 2025Fidelity Brokerage Services LLCSEC
Aug 11, 20252:06 PM ETLarsen Larry COfficer4.50K$263.1KAug 11, 2025Fidelity Brokerage Services LLCSEC
Aug 7, 20254:16 PM ETThe Williams Companies FNDN, IncCompany Foundation70.0K$4.07MAug 7, 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC

Showing the latest 25. See the WMB notices from the last 12 months