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FIRST MANHATTAN CO. LLC.: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FIRST MANHATTAN CO. LLC. on WMB, newest first. How the timeline and the estimate are built.

FIRST MANHATTAN CO. LLC. held 79,320 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 79,320 shares
    Change vs previous 13F -14,619 shares

    0.02% of the 13F portfolio, value $5,896,649.

    13F-HR 0000728083-26-000007 filed by FIRST MANHATTAN CO. LLC.
    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 93,939 shares
    Change vs previous 13F +2,315 shares

    0.02% of the 13F portfolio, value $6,836,880.

    13F-HR 0000728083-26-000005 filed by FIRST MANHATTAN CO. LLC.
    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 91,624 shares
    Change vs previous 13F -1,638 shares

    0.01% of the 13F portfolio, value $5,507,519.

    13F-HR 0000728083-26-000002 filed by FIRST MANHATTAN CO. LLC.
    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 93,262 shares
    Change vs previous 13F +64,507 shares

    0.02% of the 13F portfolio, value $5,908,148.

    13F-HR 0000728083-25-000015 filed by FIRST MANHATTAN CO. LLC.
    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 28,755 shares
    Change vs previous 13F +12,812 shares

    0.01% of the 13F portfolio, value $1,806,102.

    13F-HR 0000728083-25-000010 filed by FIRST MANHATTAN CO. LLC.
    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 15,943 shares
    Change vs previous 13F +128 shares

    <0.01% of the 13F portfolio, value $952,754.

    13F-HR 0001750312-25-000007 filed by FIRST MANHATTAN CO. LLC.
    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 15,815 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $855,908.

    13F-HR 0000728083-25-000003 filed by FIRST MANHATTAN CO. LLC.
    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 15,815 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $721,955.

    13F-HR 0001172661-24-004939 filed by FIRST MANHATTAN CO. LLC.
    Filed (acceptance time not in the bulk data set), ingested

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