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Tower Research Capital LLC (TRC): ASPN position timeline

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

Tower Research Capital LLC (TRC) held 5,471 ASPN 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 5,471 shares
    Change vs previous 13F +2,115 shares

    <0.01% of the 13F portfolio, value $34,686.

    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 3,356 shares
    Change vs previous 13F -1,377 shares

    <0.01% of the 13F portfolio, value $11,478.

    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 4,733 shares
    Change vs previous 13F +868 shares

    <0.01% of the 13F portfolio, value $13,394.

    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 3,865 shares
    Change vs previous 13F -3,370 shares

    <0.01% of the 13F portfolio, value $26,900.

    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 7,235 shares
    Change vs previous 13F +4,693 shares

    <0.01% of the 13F portfolio, value $42,831.

    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 2,542 shares
    Change vs previous 13F -21,823 shares

    <0.01% of the 13F portfolio, value $16,243.

    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 24,365 shares
    Change vs previous 13F +17,012 shares

    0.01% of the 13F portfolio, value $289,456.

    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 7,353 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $203,605.

    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).