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Tower Research Capital LLC (TRC): SNDK position timeline

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

Tower Research Capital LLC (TRC) held 9,155 SNDK 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 9,155 shares
    Change vs previous 13F -14,285 shares

    0.51% of the 13F portfolio, value $20,815,998.

    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 23,440 shares
    Change vs previous 13F +17,986 shares

    0.39% of the 13F portfolio, value $14,892,370.

    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 5,454 shares
    Change vs previous 13F +3,874 shares

    0.03% of the 13F portfolio, value $1,294,671.

    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 1,580 shares
    Change vs previous 13F -126 shares

    <0.01% of the 13F portfolio, value $177,276.

    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 1,706 shares
    Change vs previous 13F +478 shares

    <0.01% of the 13F portfolio, value $77,367.

    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 1,228 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $58,465.

    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).