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Disclosery

Stonebrook Private Inc.: CMCSA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Stonebrook Private Inc. on CMCSA, newest first. How the timeline and the estimate are built.

Stonebrook Private Inc. held 0 CMCSA shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -18,971 shares

    13F-HR 0001765380-26-000393 filed by Stonebrook Private Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 18,971 shares
    Change vs previous 13F +16 shares

    0.12% of the 13F portfolio, value $544,652.

    13F-HR 0001765380-26-000202 filed by Stonebrook Private Inc.
    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 18,955 shares
    Change vs previous 13F -34,255 shares

    0.12% of the 13F portfolio, value $566,551.

    13F-HR 0001765380-26-000103 filed by Stonebrook Private Inc.
    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 53,210 shares
    Change vs previous 13F -700 shares

    0.36% of the 13F portfolio, value $1,671,851.

    13F-HR 0001765380-25-000461 filed by Stonebrook Private Inc.
    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 53,910 shares
    Change vs previous 13F -396 shares

    0.45% of the 13F portfolio, value $1,923,061.

    13F-HR 0001765380-25-000325 filed by Stonebrook Private Inc.
    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 54,306 shares
    Change vs previous 13F -281 shares

    0.52% of the 13F portfolio, value $2,003,889.

    13F-HR 0001765380-25-000157 filed by Stonebrook Private Inc.
    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 54,587 shares
    Change vs previous 13F -3,453 shares

    0.54% of the 13F portfolio, value $2,048,665.

    13F-HR 0001765380-25-000116 filed by Stonebrook Private Inc.
    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 58,040 shares
    Change vs previous 13F not available

    0.64% of the 13F portfolio, value $2,424,334.

    13F-HR 0001765380-24-000429 filed by Stonebrook Private Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).