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Tower Research Capital LLC (TRC): CMCSA position timeline

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

Tower Research Capital LLC (TRC) held 74,404 CMCSA 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 74,404 shares
    Change vs previous 13F -230,718 shares

    0.04% of the 13F portfolio, value $1,826,619.

    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 305,122 shares
    Change vs previous 13F +63,847 shares

    0.23% of the 13F portfolio, value $8,760,053.

    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 241,275 shares
    Change vs previous 13F +31,859 shares

    0.17% of the 13F portfolio, value $7,211,710.

    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 209,416 shares
    Change vs previous 13F +113,217 shares

    0.18% of the 13F portfolio, value $6,579,851.

    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 96,199 shares
    Change vs previous 13F -138,195 shares

    0.09% of the 13F portfolio, value $3,433,342.

    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 234,394 shares
    Change vs previous 13F -147,793 shares

    0.26% of the 13F portfolio, value $8,649,139.

    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 382,187 shares
    Change vs previous 13F +218,444 shares

    0.28% of the 13F portfolio, value $14,343,478.

    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 163,743 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $6,839,546.

    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).