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SECURITY NATIONAL BANK OF SO DAK: AMTM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SECURITY NATIONAL BANK OF SO DAK on AMTM, newest first. How the timeline and the estimate are built.

SECURITY NATIONAL BANK OF SO DAK held 25,964 AMTM shares at 2026-06-30 per its 13F-HR filed 2026-09-18.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 25,964 shares
    Change vs previous 13F -165 shares

    0.25% of the 13F portfolio, value $536,676.

    13F-HR 0001105909-26-000003 filed by SECURITY NATIONAL BANK OF SO DAK
    Accepted , ingested

  2. period ended2026-03-31
    13F 26,129 shares
    Change vs previous 13F -513 shares

    0.33% of the 13F portfolio, value $681,444.

    13F-HR 0001105909-26-000002 filed by SECURITY NATIONAL BANK OF SO DAK
    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 26,642 shares
    Change vs previous 13F -144 shares

    0.38% of the 13F portfolio, value $772,618.

    13F-HR 0001105909-26-000001 filed by SECURITY NATIONAL BANK OF SO DAK
    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 26,786 shares
    Change vs previous 13F -54 shares

    0.32% of the 13F portfolio, value $641,525.

    13F-HR 0001105909-25-000005 filed by SECURITY NATIONAL BANK OF SO DAK
    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 26,840 shares
    Change vs previous 13F +2,016 shares

    0.35% of the 13F portfolio, value $633,692.

    13F-HR 0001105909-25-000002 filed by SECURITY NATIONAL BANK OF SO DAK
    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 24,824 shares
    Change vs previous 13F +1,525 shares

    0.26% of the 13F portfolio, value $451,797.

    13F-HR 0001105909-25-000001 filed by SECURITY NATIONAL BANK OF SO DAK
    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 23,299 shares
    Change vs previous 13F not available

    0.27% of the 13F portfolio, value $489,978.

    13F-HR 0000894309-25-000002 filed by SECURITY NATIONAL BANK OF SO DAK
    Filed (acceptance time not in the bulk data set), ingested

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