Form 4: Marathon Petroleum CEO Reports Stock Transaction
Insider Transaction (Form 4)
Maryann T. Mannen, Chairman, President & CEO and a Director of Marathon Petroleum Corp, reported a transaction in 908 shares of common stock on August 3, 2026.
Summary
- Tax/exercise-price withholding: disposed of 908 Common Stock at $311.78 ($283,096) on August 3, 2026; holds 110,939 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Maryann T. Mannen — Director, Officer (Chairman, President & CEO)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-03 | Tax/exercise-price withholding | Common Stock | 908 | $312 | $283.1K | 110,939 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-03 | Tax/exercise-price withholding (908 shares) |
Keywords
insider transaction, Form 4, MPC, Marathon Petroleum Corp, neutral, Maryann T. Mannen
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