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Tower Research Capital LLC (TRC): ATKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Tower Research Capital LLC (TRC) on ATKR, newest first. How the timeline and the estimate are built.

Tower Research Capital LLC (TRC) held 1,601 ATKR 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 1,601 shares
    Change vs previous 13F -1,281 shares

    <0.01% of the 13F portfolio, value $121,740.

    13F-HR 0001533421-26-000008 filed by Tower Research Capital LLC (TRC)
    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 2,882 shares
    Change vs previous 13F +1,018 shares

    <0.01% of the 13F portfolio, value $169,778.

    13F-HR 0001533421-26-000006 filed by Tower Research Capital LLC (TRC)
    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 1,864 shares
    Change vs previous 13F -273 shares

    <0.01% of the 13F portfolio, value $117,898.

    13F-HR 0001533421-26-000004 filed by Tower Research Capital LLC (TRC)
    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 2,137 shares
    Change vs previous 13F -2,701 shares

    <0.01% of the 13F portfolio, value $134,075.

    13F-HR 0001533421-25-000019 filed by Tower Research Capital LLC (TRC)
    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 4,838 shares
    Change vs previous 13F +2,533 shares

    0.01% of the 13F portfolio, value $341,320.

    13F-HR 0001533421-25-000013 filed by Tower Research Capital LLC (TRC)
    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 2,305 shares
    Change vs previous 13F +114 shares

    <0.01% of the 13F portfolio, value $138,277.

    13F-HR 0001533421-25-000007 filed by Tower Research Capital LLC (TRC)
    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 2,191 shares
    Change vs previous 13F -1,425 shares

    <0.01% of the 13F portfolio, value $182,839.

    13F-HR 0001533421-25-000001 filed by Tower Research Capital LLC (TRC)
    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 3,616 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $306,420.

    13F-HR 0001533421-24-000021 filed by Tower Research Capital LLC (TRC)
    Filed (acceptance time not in the bulk data set), ingested

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