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Disclosery

Westchester Capital Management, LLC: CMCSA position timeline

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

Westchester Capital Management, LLC held 128,800 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 128,800 shares
    Change vs previous 13F +128,800 shares

    0.16% of the 13F portfolio, value $3,162,041.

    13F-HR 0001512805-26-000008 filed by Westchester Capital Management, 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 0 shares
    Change vs previous 13F -6,000 shares

    13F-HR 0001512805-26-000005 filed by Westchester Capital Management, LLC
    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.

  3. period ended2025-12-31
    13F 6,000 shares
    Change vs previous 13F -73,600 shares

    0.01% of the 13F portfolio, value $179,340.

    13F-HR 0001512805-26-000002 filed by Westchester Capital Management, 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 79,600 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $2,501,032.

    13F-HR 0001628280-25-052144 filed by Westchester Capital Management, 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 79,600 shares
    Change vs previous 13F -73,200 shares

    0.17% of the 13F portfolio, value $2,840,924.

    13F-HR 0001277372-25-000002 filed by Westchester Capital Management, 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 152,800 shares
    Change vs previous 13F -208,800 shares

    0.33% of the 13F portfolio, value $5,638,320.

    13F-HR 0000019481-25-000003 filed by Westchester Capital Management, 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 361,600 shares
    Change vs previous 13F not available

    0.79% of the 13F portfolio, value $13,570,848.

    13F-HR 0001591068-25-000010 filed by Westchester Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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