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Tower Research Capital LLC (TRC): PRTA position timeline

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

Tower Research Capital LLC (TRC) held 4,738 PRTA 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 4,738 shares
    Change vs previous 13F +101 shares

    <0.01% of the 13F portfolio, value $46,385.

    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 4,637 shares
    Change vs previous 13F +1,811 shares

    <0.01% of the 13F portfolio, value $45,072.

    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 2,826 shares
    Change vs previous 13F +1,541 shares

    <0.01% of the 13F portfolio, value $26,988.

    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 1,285 shares
    Change vs previous 13F -11,424 shares

    <0.01% of the 13F portfolio, value $12,541.

    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 12,709 shares
    Change vs previous 13F +10,815 shares

    <0.01% of the 13F portfolio, value $77,144.

    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 1,894 shares
    Change vs previous 13F -14,932 shares

    <0.01% of the 13F portfolio, value $22,984.

    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 16,826 shares
    Change vs previous 13F +11,369 shares

    <0.01% of the 13F portfolio, value $233,040.

    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 5,457 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $91,296.

    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).