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Bull Street Advisors, LLC: CMCSA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Bull Street Advisors, LLC on CMCSA, newest first. How the timeline and the estimate are built.

Bull Street Advisors, LLC held 39,970 CMCSA shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 39,970 shares
    Change vs previous 13F -3,650 shares

    0.45% of the 13F portfolio, value $981,000.

    13F-HR 0001790837-26-000004 filed by Bull Street Advisors, LLC
    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 43,620 shares
    Change vs previous 13F +212 shares

    0.62% of the 13F portfolio, value $1,252,000.

    13F-HR 0001790837-26-000002 filed by Bull Street Advisors, LLC
    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 43,408 shares
    Change vs previous 13F -4,510 shares

    0.6% of the 13F portfolio, value $1,297,000.

    13F-HR 0001790837-26-000001 filed by Bull Street Advisors, LLC
    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 47,918 shares
    Change vs previous 13F +1,150 shares

    0.7% of the 13F portfolio, value $1,506,000.

    13F-HR 0001790837-25-000007 filed by Bull Street Advisors, LLC
    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 46,768 shares
    Change vs previous 13F +700 shares

    0.8% of the 13F portfolio, value $1,669,000.

    13F-HR 0001790837-25-000006 filed by Bull Street Advisors, LLC
    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 46,068 shares
    Change vs previous 13F +2,680 shares

    0.81% of the 13F portfolio, value $1,700,000.

    13F-HR 0001790837-25-000004 filed by Bull Street Advisors, LLC
    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 43,388 shares
    Change vs previous 13F 0 shares

    0.78% of the 13F portfolio, value $1,628,000.

    13F-HR 0001790837-25-000001 filed by Bull Street Advisors, LLC
    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 43,388 shares
    Change vs previous 13F not available

    0.84% of the 13F portfolio, value $1,812,000.

    13F-HR 0001790837-24-000004 filed by Bull Street Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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