Form 4: Marathon Petroleum Executive Sells Shares
Insider Transaction (Form 4)
Shawn M Lyon, SVP Log & Storage, MPLX GP LLC of Marathon Petroleum Corp, sold 1,425 shares of common stock on August 28, 2026.
Summary
- Open-market sale: disposed of 425 Common Stock at $368.51 ($156,617) on August 28, 2026; holds 12,194 after (Direct).
- Open-market sale: disposed of 1,000 Common Stock at $375.75 ($375,750) on August 31, 2026; holds 11,194 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $532,367 of stock on the open market.
Insider Transactions
Shawn M Lyon — Officer (SVP Log & Storage, MPLX GP LLC)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-28 | Open-market sale | Common Stock | 425 | $369 | $156.6K | 12,194 |
| 2026-08-31 | Open-market sale | Common Stock | 1,000 | $376 | $375.8K | 11,194 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-28 | Open-market sale (425 shares) |
| 2026-08-31 | Open-market sale (1,000 shares) |
Keywords
insider transaction, Form 4, MPC, Marathon Petroleum Corp, bearish, Shawn M Lyon
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