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Tower Research Capital LLC (TRC): ALAB position timeline

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

Tower Research Capital LLC (TRC) held 21,432 ALAB 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 21,432 shares
    Change vs previous 13F -18,763 shares

    0.25% of the 13F portfolio, value $10,352,085.

    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 40,195 shares
    Change vs previous 13F +14,694 shares

    0.11% of the 13F portfolio, value $4,405,372.

    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 25,501 shares
    Change vs previous 13F +24,952 shares

    0.1% of the 13F portfolio, value $4,242,346.

    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 549 shares
    Change vs previous 13F -1,937 shares

    <0.01% of the 13F portfolio, value $107,494.

    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 2,486 shares
    Change vs previous 13F +2,076 shares

    0.01% of the 13F portfolio, value $224,784.

    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 410 shares
    Change vs previous 13F -3,066 shares

    <0.01% of the 13F portfolio, value $24,465.

    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 3,476 shares
    Change vs previous 13F +1,587 shares

    0.01% of the 13F portfolio, value $460,396.

    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 1,889 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $98,965.

    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).