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Tower Research Capital LLC (TRC): OSIS position timeline

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

Tower Research Capital LLC (TRC) held 673 OSIS 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 673 shares
    Change vs previous 13F -702 shares

    <0.01% of the 13F portfolio, value $147,185.

    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 1,375 shares
    Change vs previous 13F +420 shares

    0.01% of the 13F portfolio, value $365,076.

    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 955 shares
    Change vs previous 13F +129 shares

    0.01% of the 13F portfolio, value $243,582.

    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 826 shares
    Change vs previous 13F -1,295 shares

    0.01% of the 13F portfolio, value $205,872.

    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 2,121 shares
    Change vs previous 13F +1,926 shares

    0.01% of the 13F portfolio, value $476,928.

    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 195 shares
    Change vs previous 13F -545 shares

    <0.01% of the 13F portfolio, value $37,896.

    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 740 shares
    Change vs previous 13F +46 shares

    <0.01% of the 13F portfolio, value $123,898.

    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 694 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $105,370.

    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).