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Tower Research Capital LLC (TRC): ASTL position timeline

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

Tower Research Capital LLC (TRC) held 78 ASTL 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 78 shares
    Change vs previous 13F -3,777 shares

    <0.01% of the 13F portfolio, value $316.

    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 3,855 shares
    Change vs previous 13F +1,518 shares

    <0.01% of the 13F portfolio, value $15,921.

    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 2,337 shares
    Change vs previous 13F +1,610 shares

    <0.01% of the 13F portfolio, value $9,582.

    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 727 shares
    Change vs previous 13F -6,664 shares

    <0.01% of the 13F portfolio, value $2,585.

    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 7,391 shares
    Change vs previous 13F -727 shares

    <0.01% of the 13F portfolio, value $50,924.

    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 8,118 shares
    Change vs previous 13F +7,846 shares

    <0.01% of the 13F portfolio, value $44,000.

    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 272 shares
    Change vs previous 13F -9,383 shares

    <0.01% of the 13F portfolio, value $2,660.

    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 9,655 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $98,771.

    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).