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Tower Research Capital LLC (TRC): GLW position timeline

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

Tower Research Capital LLC (TRC) held 9,716 GLW 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 9,716 shares
    Change vs previous 13F +1,622 shares

    0.06% of the 13F portfolio, value $2,481,757.

    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 8,094 shares
    Change vs previous 13F -29,329 shares

    0.03% of the 13F portfolio, value $1,100,541.

    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 37,423 shares
    Change vs previous 13F +30,477 shares

    0.08% of the 13F portfolio, value $3,276,758.

    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 6,946 shares
    Change vs previous 13F -37,821 shares

    0.02% of the 13F portfolio, value $569,780.

    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 44,767 shares
    Change vs previous 13F +7,204 shares

    0.06% of the 13F portfolio, value $2,354,296.

    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 37,563 shares
    Change vs previous 13F -16,881 shares

    0.05% of the 13F portfolio, value $1,675,025.

    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 54,444 shares
    Change vs previous 13F +33,606 shares

    0.05% of the 13F portfolio, value $2,587,179.

    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 20,838 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $940,836.

    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).