MPC
MARATHON PETROLEUM CORPORATION
stockNYSE
At CloseNov 5, 2026 3:59:58 PM EST
377.52USD-3.861%(-15.16)3,226,318
Pre-marketNov 6, 2026 9:15:30 AM EST
378.51USD+0.315%(+1.19)
After-hoursNov 5, 2026 4:31:30 PM EST
374.49USD-0.803%(-3.03)
As of 2026-10-15, there were 7,145,349 shares short with a short interest of 2.55%.
MPC Short Interest - Official
MPC Short Position Change - Official
MPC Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 2.55 | 7,145,349 | 3.65 | +105,397 | +1.50 | 280,824,763 | 279,982,289 |
| 2026-09-30 | 2.42 | 7,039,952 | 1.98 | -675,251 | -8.75 | 280,824,763 | 291,032,579 |
| 2026-09-15 | 2.65 | 7,715,203 | 3.22 | +113,820 | +1.50 | 280,824,763 | 291,032,579 |
| 2026-08-31 | 2.61 | 7,601,383 | 3.03 | +1,079,623 | +16.55 | 280,824,763 | 291,032,579 |
| 2026-08-14 | 2.24 | 6,521,760 | 2.48 | -264,776 | -3.90 | 280,824,763 | 291,032,579 |
| 2026-07-31 | 2.33 | 6,786,536 | 3.38 | +374,281 | +5.84 | 291,936,635 | 291,063,744 |
| 2026-07-15 | 2.20 | 6,412,255 | 3.18 | -878,609 | -12.05 | 291,936,635 | 291,063,744 |
| 2026-06-30 | 2.51 | 7,290,864 | 2.59 | -382,904 | -4.99 | 291,936,635 | 291,032,871 |
| 2026-06-15 | 2.64 | 7,673,768 | 3.27 | +1,726,640 | +29.03 | 291,936,635 | 291,032,871 |
| 2026-05-15 | 2.04 | 5,947,128 | 2.35 | +361,174 | +6.47 | 291,936,635 | 291,075,201 |
| 2026-04-30 | 1.86 | 5,585,954 | 2.60 | -762,394 | -12.01 | 294,496,878 | 299,760,792 |
| 2026-04-15 | 2.12 | 6,348,348 | 2.93 | -454,662 | -6.68 | 294,496,878 | 299,760,792 |
| 2026-03-31 | 2.27 | 6,803,010 | 2.20 | -1,235,620 | -15.37 | 294,496,878 | 299,760,792 |
| 2026-03-13 | 2.68 | 8,038,630 | 2.47 | +92,458 | +1.16 | 294,740,164 | 299,760,792 |
| 2026-02-27 | 2.65 | 7,946,172 | 3.52 | -847,078 | -9.63 | 295,000,000 | 299,760,792 |
| 2026-02-13 | 2.93 | 8,793,250 | 3.43 | -135,200 | -1.51 | 295,000,000 | 299,760,792 |
| 2026-01-30 | 2.98 | 8,928,450 | 4.58 | -55,453 | -0.62 | 300,602,479 | 299,760,792 |
| 2026-01-15 | 3.00 | 8,983,903 | 3.45 | -216,897 | -2.36 | 300,602,479 | 299,760,792 |
| 2025-12-31 | 3.07 | 9,200,800 | 3.82 | -568,052 | -5.81 | 300,602,479 | 299,760,792 |
| 2025-12-15 | 3.26 | 9,768,852 | 4.51 | +505,224 | +5.45 | 300,602,479 | 299,760,792 |
| 2025-11-28 | 3.09 | 9,263,628 | 4.93 | +2,052,939 | +28.47 | 300,602,479 | 299,760,792 |
| 2025-11-14 | 2.41 | 7,210,689 | 2.83 | -336,934 | -4.46 | 300,602,479 | 299,760,792 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.