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GATEWAY INVESTMENT ADVISERS LLC: MPC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GATEWAY INVESTMENT ADVISERS LLC on MPC, newest first. How the timeline and the estimate are built.

GATEWAY INVESTMENT ADVISERS LLC held 10,811 MPC shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 10,811 shares
    Change vs previous 13F +2,011 shares

    0.04% of the 13F portfolio, value $4,274,886.

    13F-HR 0001114618-26-000006 filed by GATEWAY INVESTMENT ADVISERS LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 8,800 shares
    Change vs previous 13F +1 shares

    0.02% of the 13F portfolio, value $2,249,896.

    13F-HR 0001114618-26-000003 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 8,799 shares
    Change vs previous 13F -24,077 shares

    0.02% of the 13F portfolio, value $2,148,540.

    13F-HR 0001114618-26-000002 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 32,876 shares
    Change vs previous 13F -586 shares

    0.05% of the 13F portfolio, value $5,346,624.

    13F-HR 0001114618-26-000001 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 33,462 shares
    Change vs previous 13F +683 shares

    0.06% of the 13F portfolio, value $6,449,466.

    13F-HR 0001114618-25-000004 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 32,779 shares
    Change vs previous 13F -4,054 shares

    0.06% of the 13F portfolio, value $5,444,920.

    13F-HR 0001085146-25-003612 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 36,833 shares
    Change vs previous 13F +1,830 shares

    0.06% of the 13F portfolio, value $5,366,200.

    13F-HR 0001085146-25-002069 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 35,003 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $4,882,919.

    13F-HR 0001085146-25-000192 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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