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Tower Research Capital LLC (TRC): LASR position timeline

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

Tower Research Capital LLC (TRC) held 1,603 LASR 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 1,603 shares
    Change vs previous 13F -2,620 shares

    <0.01% of the 13F portfolio, value $111,601.

    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 4,223 shares
    Change vs previous 13F +2,019 shares

    0.01% of the 13F portfolio, value $240,795.

    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 2,204 shares
    Change vs previous 13F -1,133 shares

    <0.01% of the 13F portfolio, value $82,672.

    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 3,337 shares
    Change vs previous 13F -1,427 shares

    <0.01% of the 13F portfolio, value $98,876.

    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 4,764 shares
    Change vs previous 13F +3,246 shares

    <0.01% of the 13F portfolio, value $93,756.

    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 1,518 shares
    Change vs previous 13F -12,524 shares

    <0.01% of the 13F portfolio, value $11,795.

    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 14,042 shares
    Change vs previous 13F +5,049 shares

    <0.01% of the 13F portfolio, value $147,301.

    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 8,993 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $96,135.

    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).