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ALLIANCEBERNSTEIN L.P.: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALLIANCEBERNSTEIN L.P. on WMB, newest first. How the timeline and the estimate are built.

ALLIANCEBERNSTEIN L.P. held 3,179,999 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,179,999 shares
    Change vs previous 13F +180,735 shares

    0.08% of the 13F portfolio, value $231,440,327.

    13F-HR 0001109448-26-000261 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 2,999,264 shares
    Change vs previous 13F -183,195 shares

    0.06% of the 13F portfolio, value $180,285,759.

    13F-HR 0001109448-26-000101 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 3,182,459 shares
    Change vs previous 13F +158,315 shares

    0.06% of the 13F portfolio, value $191,297,610.

    13F-HR 0001109448-26-000021 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 3,024,144 shares
    Change vs previous 13F +1,551,454 shares

    0.06% of the 13F portfolio, value $191,579,522.

    13F-HR 0001109448-25-000079 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,472,690 shares
    Change vs previous 13F -86,765 shares

    0.03% of the 13F portfolio, value $92,499,659.

    13F-HR 0001532155-25-000161 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 1,559,455 shares
    Change vs previous 13F -72,735 shares

    0.03% of the 13F portfolio, value $93,193,031.

    13F-HR 0001532155-25-000116 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 1,632,190 shares
    Change vs previous 13F +143,485 shares

    0.03% of the 13F portfolio, value $88,334,123.

    13F-HR 0001532155-25-000050 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 1,488,705 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $67,959,383.

    13F-HR 0001532155-24-000162 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).