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Tower Research Capital LLC (TRC): BLK position timeline

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

Tower Research Capital LLC (TRC) held 7,891 BLK 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 7,891 shares
    Change vs previous 13F -122 shares

    0.19% of the 13F portfolio, value $7,587,670.

    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 8,013 shares
    Change vs previous 13F +1,891 shares

    0.2% of the 13F portfolio, value $7,706,182.

    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 6,122 shares
    Change vs previous 13F +4,544 shares

    0.16% of the 13F portfolio, value $6,552,621.

    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 1,578 shares
    Change vs previous 13F -658 shares

    0.05% of the 13F portfolio, value $1,839,742.

    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 2,236 shares
    Change vs previous 13F -3,568 shares

    0.06% of the 13F portfolio, value $2,346,122.

    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 5,804 shares
    Change vs previous 13F -2,293 shares

    0.16% of the 13F portfolio, value $5,493,370.

    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 8,097 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $8,300,316.

    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).