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Disclosery

WINTON GROUP Ltd: AMT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WINTON GROUP Ltd on AMT, newest first. How the timeline and the estimate are built.

WINTON GROUP Ltd held 34,434 AMT shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 34,434 shares
    Change vs previous 13F +31,534 shares

    0.18% of the 13F portfolio, value $5,632,369.

    13F-HR 0001612063-26-000008 filed by WINTON GROUP Ltd
    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 2,900 shares
    Change vs previous 13F -25,891 shares

    0.02% of the 13F portfolio, value $500,482.

    13F-HR 0001612063-26-000007 filed by WINTON GROUP Ltd
    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 28,791 shares
    Change vs previous 13F -5,409 shares

    0.17% of the 13F portfolio, value $5,054,836.

    13F-HR 0001612063-26-000003 filed by WINTON GROUP Ltd
    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 34,200 shares
    Change vs previous 13F +20,544 shares

    0.25% of the 13F portfolio, value $6,577,344.

    13F-HR 0001612063-25-000020 filed by WINTON GROUP Ltd
    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 13,656 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $3,018,249.

    13F-HR 0001612063-25-000010 filed by WINTON GROUP Ltd
    Filed (acceptance time not in the bulk data set), ingested

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