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Disclosery

Great Lakes Retirement, Inc.: MPC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Great Lakes Retirement, Inc. on MPC, newest first. How the timeline and the estimate are built.

Great Lakes Retirement, Inc. held 1,522 MPC shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,522 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $389,160.

    13F-HR 0001801667-26-000003 filed by Great Lakes Retirement, Inc.
    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 1,522 shares
    Change vs previous 13F -122 shares

    0.04% of the 13F portfolio, value $371,671.

    13F-HR 0001801667-26-000002 filed by Great Lakes Retirement, 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 1,644 shares
    Change vs previous 13F -6 shares

    0.03% of the 13F portfolio, value $267,364.

    13F-HR 0001801667-26-000001 filed by Great Lakes Retirement, 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 1,650 shares
    Change vs previous 13F +4 shares

    0.03% of the 13F portfolio, value $318,021.

    13F-HR 0001801667-25-000009 filed by Great Lakes Retirement, 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 1,646 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $273,417.

    13F-HR 0001801667-25-000004 filed by Great Lakes Retirement, 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 1,646 shares
    Change vs previous 13F +6 shares

    0.03% of the 13F portfolio, value $239,806.

    13F-HR 0001801667-25-000002 filed by Great Lakes Retirement, 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 1,640 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $228,780.

    13F-HR 0001801667-25-000001 filed by Great Lakes Retirement, 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 1,640 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $267,172.

    13F-HR 0001801667-24-000003 filed by Great Lakes Retirement, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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