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Tower Research Capital LLC (TRC): COST position timeline

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

Tower Research Capital LLC (TRC) held 8,020 COST 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 8,020 shares
    Change vs previous 13F -11,893 shares

    0.18% of the 13F portfolio, value $7,502,469.

    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 19,913 shares
    Change vs previous 13F -14,263 shares

    0.52% of the 13F portfolio, value $19,841,910.

    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 34,176 shares
    Change vs previous 13F +9,672 shares

    0.71% of the 13F portfolio, value $29,471,332.

    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 24,504 shares
    Change vs previous 13F +8,122 shares

    0.63% of the 13F portfolio, value $22,681,637.

    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 16,382 shares
    Change vs previous 13F +8,833 shares

    0.44% of the 13F portfolio, value $16,217,197.

    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 7,549 shares
    Change vs previous 13F -33,952 shares

    0.2% of the 13F portfolio, value $6,816,747.

    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 41,501 shares
    Change vs previous 13F +24,310 shares

    0.75% of the 13F portfolio, value $38,026,121.

    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 17,191 shares
    Change vs previous 13F not available

    0.4% of the 13F portfolio, value $15,240,165.

    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).