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Disclosery

Leading Securities Co Ltd: ATAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Leading Securities Co Ltd on ATAT, newest first. How the timeline and the estimate are built.

Leading Securities Co Ltd held 53,114 ATAT shares at 2025-09-30 per its 13F-HR filed 2025-11-06.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 53,114 shares
    Change vs previous 13F -71,480 shares

    42.14% of the 13F portfolio, value $1,996,555.

    13F-HR 0001962373-25-000022 filed by Leading Securities Co Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-06-30
    13F 124,594 shares
    Change vs previous 13F +71,368 shares

    57.86% of the 13F portfolio, value $4,050,551.

    13F-HR 0001962373-25-000016 filed by Leading Securities Co Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 53,226 shares
    Change vs previous 13F +1,137 shares

    9.07% of the 13F portfolio, value $1,508,957.

    13F-HR 0001962373-25-000012 filed by Leading Securities Co Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 52,089 shares
    Change vs previous 13F not available

    4.55% of the 13F portfolio, value $1,400,673.

    13F-HR 0001962373-25-000007 filed by Leading Securities Co Ltd
    Filed (acceptance time not in the bulk data set), ingested

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