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SEI INVESTMENTS CO: WMB position timeline

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

SEI INVESTMENTS CO held 1,993,039 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 1,993,039 shares
    Change vs previous 13F -204,661 shares

    0.13% of the 13F portfolio, value $148,162,172.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 2,197,700 shares
    Change vs previous 13F +42,929 shares

    0.15% of the 13F portfolio, value $159,950,808.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 2,154,771 shares
    Change vs previous 13F -34,710 shares

    0.13% of the 13F portfolio, value $129,515,722.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 2,189,481 shares
    Change vs previous 13F +129,117 shares

    0.15% of the 13F portfolio, value $138,701,415.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 2,060,364 shares
    Change vs previous 13F +252,459 shares

    0.15% of the 13F portfolio, value $129,411,194.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 1,807,905 shares
    Change vs previous 13F +704,245 shares

    0.14% of the 13F portfolio, value $108,045,040.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 1,103,660 shares
    Change vs previous 13F -29,025 shares

    0.08% of the 13F portfolio, value $59,729,929.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS CO
    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 1,132,685 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $51,707,373.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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