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Tower Research Capital LLC (TRC): BLKB position timeline

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

Tower Research Capital LLC (TRC) held 2,085 BLKB 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 2,085 shares
    Change vs previous 13F -15,979 shares

    <0.01% of the 13F portfolio, value $61,758.

    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 18,064 shares
    Change vs previous 13F +16,743 shares

    0.02% of the 13F portfolio, value $697,451.

    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 1,321 shares
    Change vs previous 13F -1,486 shares

    <0.01% of the 13F portfolio, value $83,646.

    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 2,807 shares
    Change vs previous 13F -5,474 shares

    <0.01% of the 13F portfolio, value $180,519.

    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 8,281 shares
    Change vs previous 13F +6,481 shares

    0.01% of the 13F portfolio, value $531,723.

    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 1,800 shares
    Change vs previous 13F -1,075 shares

    <0.01% of the 13F portfolio, value $111,690.

    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 2,875 shares
    Change vs previous 13F +1,752 shares

    <0.01% of the 13F portfolio, value $212,520.

    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 1,123 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $95,095.

    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).