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Tower Research Capital LLC (TRC): DORM position timeline

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

Tower Research Capital LLC (TRC) held 887 DORM 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 887 shares
    Change vs previous 13F -1,228 shares

    <0.01% of the 13F portfolio, value $121,031.

    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 2,115 shares
    Change vs previous 13F -1,272 shares

    0.01% of the 13F portfolio, value $220,721.

    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 3,387 shares
    Change vs previous 13F +1,837 shares

    0.01% of the 13F portfolio, value $417,245.

    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 1,550 shares
    Change vs previous 13F -1,465 shares

    0.01% of the 13F portfolio, value $241,614.

    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 3,015 shares
    Change vs previous 13F +2,691 shares

    0.01% of the 13F portfolio, value $369,850.

    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 324 shares
    Change vs previous 13F -1,839 shares

    <0.01% of the 13F portfolio, value $39,055.

    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 2,163 shares
    Change vs previous 13F -390 shares

    0.01% of the 13F portfolio, value $280,216.

    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 2,553 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $288,796.

    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).