Quantum Portfolio Management LLC: MPLX position timeline

Quantum Portfolio Management LLC held 0 MPLX shares at 2025-09-30 per its 13F-HR filed 2025-10-29.

the latest 13F is the newest step

1. period ended2025-09-30

   13F 0 shares

   Change vs previous 13F -19,116 shares

   13F-HR 0001172661-25-004476 filed by Quantum Portfolio Management LLC
   Filed 2025-10-29 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

   Exited: the 13F for this period no longer lists the position.

2. period ended2025-06-30

   13F 19,116 shares

   Change vs previous 13F -2,439 shares

   0.47% of the 13F portfolio, value $984,665.

   13F-HR 0001172661-25-003208 filed by Quantum Portfolio Management LLC
   Filed 2025-08-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

3. period ended2025-03-31

   13F 21,555 shares

   Change vs previous 13F -4,602 shares

   0.58% of the 13F portfolio, value $1,153,624.

   13F-HR 0001172661-25-001852 filed by Quantum Portfolio Management LLC
   Filed 2025-05-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

4. period ended2024-12-31

   13F 26,157 shares

   Change vs previous 13F -996 shares

   0.67% of the 13F portfolio, value $1,251,874.

   13F-HR 0001172661-25-000338 filed by Quantum Portfolio Management LLC
   Filed 2025-01-23 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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

5. period ended2024-09-30

   13F 27,153 shares

   Change vs previous 13F not available

   0.65% of the 13F portfolio, value $1,207,222.

   13F-HR 0001172661-24-004357 filed by Quantum Portfolio Management LLC
   Filed 2024-10-24 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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