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Parallax Volatility Advisers, L.P.: MPC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Parallax Volatility Advisers, L.P. on MPC, newest first. How the timeline and the estimate are built.

Parallax Volatility Advisers, L.P. held 3 MPC 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 3 shares
    Change vs previous 13F -7,522 shares

    <0.01% of the 13F portfolio, value $767.

    13F-HR 0001172661-26-003723 filed by Parallax Volatility Advisers, L.P.
    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 7,525 shares
    Change vs previous 13F -4,272 shares

    0.07% of the 13F portfolio, value $1,658,206.

    13F-HR 0001172661-26-002271 filed by Parallax Volatility Advisers, L.P.
    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 11,797 shares
    Change vs previous 13F +11,448 shares

    0.06% of the 13F portfolio, value $1,918,546.

    13F-HR 0001172661-26-001067 filed by Parallax Volatility Advisers, L.P.
    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 349 shares
    Change vs previous 13F -42,124 shares

    <0.01% of the 13F portfolio, value $67,266.

    13F-HR 0001172661-25-005017 filed by Parallax Volatility Advisers, L.P.
    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 42,473 shares
    Change vs previous 13F +23,371 shares

    0.28% of the 13F portfolio, value $7,055,190.

    13F-HR 0001172661-25-003451 filed by Parallax Volatility Advisers, L.P.
    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 19,102 shares
    Change vs previous 13F +19,094 shares

    0.09% of the 13F portfolio, value $2,782,970.

    13F-HR 0001172661-25-002304 filed by Parallax Volatility Advisers, L.P.
    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 8 shares
    Change vs previous 13F -12,007 shares

    <0.01% of the 13F portfolio, value $1,116.

    13F-HR 0001172661-25-001026 filed by Parallax Volatility Advisers, L.P.
    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 12,015 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,957,364.

    13F-HR 0001172661-24-004876 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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