Marathon Petroleum Corp
MPC- Exchange
- NYSE
- Industry
- Petroleum Refining
- SEC CIK
- 0001510295
Insider trades, last 90 days
0 buys · 5 sells
- Sold $9.83M
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
1,953
- +57 vs. Q1 2026
- Total value $56.05B
Superinvestors holding MPC
1
- At the end of Q2 2026
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by MPC insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 20264:40 PM ET | Aug 28 – Aug 31, 2026 | Lyon Shawn MSVP Log & Storage, MPLX GP LLC | SSaleCommon Stock | −1.43K | $373.5907 | −$532.37K | 11.19K | −11.3% | SEC |
| Aug 31, 20264:11 PM ET | Aug 27, 2026 | Brzezinski Erin MVP and Controller | SSaleCommon Stock | −570 | $362.79 | −$206.79K | 1.58K | −26.6% | SEC |
| Aug 19, 20264:08 PM ET | Aug 17, 2026 | Benson Molly RChief Legal Ofc & Corp Sec | SSaleCommon Stock | −17.2K | $358.57 | −$6.17M | 30.33K | −36.2% | SEC10b5-1 |
| Aug 17, 20265:14 PM ET | Aug 13, 2026 | Lyon Shawn MSVP Log & Storage, MPLX GP LLC | SSaleCommon Stock | −2.5K | $350.00 | −$875K | 12.62K | −16.5% | SEC |
| Aug 14, 20264:09 PM ET | Aug 12, 2026 | Henschen Michael A IIEx VP, Refining | SSaleCommon Stock | −6.01K | $341.557 | −$2.05M | 10.89K | −35.6% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in MPC at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 26,006,017 | $6.65B | 0.10% | +1,611,175+6.6% | Added |
| VANGUARD CAPITAL MANAGEMENT LLC | 19,074,289 | $4.88B | 0.10% | −95,805−0.5% | Reduced |
| STATE STREET CORP | 18,471,905 | $4.72B | 0.14% | −553,115−2.9% | Reduced |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 15,631,265 | $4B | 0.18% | −40,848−0.3% | Reduced |
| GEODE CAPITAL MANAGEMENT, LLC | 8,351,157 | $2.13B | 0.11% | +529,633+6.8% | Added |