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ProShare Advisors LLC: CMCSA position timeline

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

ProShare Advisors LLC held 3,936,040 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 3,936,040 shares
    Change vs previous 13F -1,144,199 shares

    0.14% of the 13F portfolio, value $96,629,781.

    13F-HR 0001357955-26-000003 filed by ProShare 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 5,080,239 shares
    Change vs previous 13F -1,248,581 shares

    0.22% of the 13F portfolio, value $145,853,662.

    13F-HR 0001357955-26-000002 filed by ProShare 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 6,328,820 shares
    Change vs previous 13F +1,703,935 shares

    0.33% of the 13F portfolio, value $189,168,432.

    13F-HR 0001357955-26-000001 filed by ProShare 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 4,624,885 shares
    Change vs previous 13F -1,093,633 shares

    0.3% of the 13F portfolio, value $145,313,886.

    13F-HR 0001357955-25-000003 filed by ProShare 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 5,718,518 shares
    Change vs previous 13F +216,903 shares

    0.41% of the 13F portfolio, value $204,093,907.

    13F-HR 0001085146-25-004670 filed by ProShare 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 5,501,615 shares
    Change vs previous 13F +609,915 shares

    0.46% of the 13F portfolio, value $203,009,596.

    13F-HR 0001085146-25-002761 filed by ProShare 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 4,891,700 shares
    Change vs previous 13F +765,481 shares

    0.42% of the 13F portfolio, value $183,585,502.

    13F-HR 0001085146-25-001369 filed by ProShare 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 4,126,219 shares
    Change vs previous 13F not available

    0.42% of the 13F portfolio, value $172,352,167.

    13F-HR 0001085146-24-005691 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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