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Tower Research Capital LLC (TRC): KOPN position timeline

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

Tower Research Capital LLC (TRC) held 8,966 KOPN 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 8,966 shares
    Change vs previous 13F -9,831 shares

    <0.01% of the 13F portfolio, value $40,168.

    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 18,797 shares
    Change vs previous 13F +14,122 shares

    <0.01% of the 13F portfolio, value $42,293.

    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 4,675 shares
    Change vs previous 13F -1,754 shares

    <0.01% of the 13F portfolio, value $10,940.

    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 6,429 shares
    Change vs previous 13F +3,748 shares

    <0.01% of the 13F portfolio, value $15,622.

    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 2,681 shares
    Change vs previous 13F -22,256 shares

    <0.01% of the 13F portfolio, value $4,102.

    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 24,937 shares
    Change vs previous 13F -5,593 shares

    <0.01% of the 13F portfolio, value $22,226.

    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 30,530 shares
    Change vs previous 13F +22,316 shares

    <0.01% of the 13F portfolio, value $41,521.

    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 8,214 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $5,996.

    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).