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Callahan Advisors, LLC: WM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Callahan Advisors, LLC on WM, newest first. How the timeline and the estimate are built.

Callahan Advisors, LLC held 5,507 WM shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,507 shares
    Change vs previous 13F +2 shares

    0.09% of the 13F portfolio, value $1,227,486.

    13F-HR 0001140361-26-030698 filed by Callahan Advisors, 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 5,505 shares
    Change vs previous 13F +3 shares

    0.11% of the 13F portfolio, value $1,264,917.

    13F-HR 0001140361-26-020771 filed by Callahan Advisors, 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 5,502 shares
    Change vs previous 13F +14 shares

    0.1% of the 13F portfolio, value $1,208,805.

    13F-HR 0001140361-26-004098 filed by Callahan Advisors, 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 5,488 shares
    Change vs previous 13F +13 shares

    0.1% of the 13F portfolio, value $1,211,977.

    13F-HR 0001140361-25-039992 filed by Callahan Advisors, 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 5,475 shares
    Change vs previous 13F +35 shares

    0.11% of the 13F portfolio, value $1,252,769.

    13F-HR 0001140361-25-027574 filed by Callahan Advisors, 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 5,440 shares
    Change vs previous 13F +503 shares

    0.12% of the 13F portfolio, value $1,259,370.

    13F-HR 0001140361-25-016719 filed by Callahan Advisors, 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 4,937 shares
    Change vs previous 13F +3,065 shares

    0.09% of the 13F portfolio, value $996,313.

    13F-HR 0001140361-25-002693 filed by Callahan Advisors, 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 1,872 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $388,558.

    13F-HR 0001140361-24-044615 filed by Callahan Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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