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Disclosery

TigerOak Management, L.L.C.: AMT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TigerOak Management, L.L.C. on AMT, newest first. How the timeline and the estimate are built.

TigerOak Management, L.L.C. held 5,858 AMT shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,858 shares
    Change vs previous 13F +19 shares

    0.27% of the 13F portfolio, value $958,193.

    13F-HR 0001951757-26-001226 filed by TigerOak Management, L.L.C.
    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 5,839 shares
    Change vs previous 13F -213 shares

    0.32% of the 13F portfolio, value $1,007,695.

    13F-HR 0001951757-26-000683 filed by TigerOak Management, L.L.C.
    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 6,052 shares
    Change vs previous 13F -35 shares

    0.32% of the 13F portfolio, value $1,062,550.

    13F-HR 0001951757-26-000235 filed by TigerOak Management, L.L.C.
    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 6,087 shares
    Change vs previous 13F +143 shares

    0.36% of the 13F portfolio, value $1,170,652.

    13F-HR 0001951757-25-001368 filed by TigerOak Management, L.L.C.
    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 5,944 shares
    Change vs previous 13F -63 shares

    0.45% of the 13F portfolio, value $1,313,743.

    13F-HR 0001951757-25-000861 filed by TigerOak Management, L.L.C.
    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 6,007 shares
    Change vs previous 13F 0 shares

    0.5% of the 13F portfolio, value $1,307,123.

    13F-HR 0001951757-25-000435 filed by TigerOak Management, L.L.C.
    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 6,007 shares
    Change vs previous 13F not available

    0.4% of the 13F portfolio, value $1,101,744.

    13F-HR 0001951757-25-000156 filed by TigerOak Management, L.L.C.
    Filed (acceptance time not in the bulk data set), ingested

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