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Disclosery

MORGAN STANLEY: MPLX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MORGAN STANLEY on MPLX, newest first. How the timeline and the estimate are built.

MORGAN STANLEY held 5,275,829 MPLX shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,275,829 shares
    Change vs previous 13F +311,630 shares

    0.02% of the 13F portfolio, value $297,187,475.

    13F-HR 0000895421-26-000243 filed by MORGAN STANLEY
    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 4,964,199 shares
    Change vs previous 13F -798,911 shares

    0.02% of the 13F portfolio, value $283,306,899.

    13F-HR 0000895421-26-000183 filed by MORGAN STANLEY
    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/A 5,763,110 shares
    Change vs previous 13F +1,104,510 shares

    0.02% of the 13F portfolio, value $307,577,192.

    13F-HR/A 0000895421-26-000187 filed by MORGAN STANLEY
    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/A 4,658,600 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $232,697,083.

    13F-HR/A 0000895421-26-000186 filed by MORGAN STANLEY
    Filed (acceptance time not in the bulk data set), ingested

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