SEMPLE FRANK M (CIK 1270065) reported 13 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-08-18). Recent activity: Buy MPLX (1,073 shares), Buy MPLX (3,029 shares), Buy MPLX (1,194 shares), Buy MPLX (2,580 shares), Buy MPC (728 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-18 | MPLX LP (MPLX) | Director | Buy | 1,073 | $0 |
| 2026-08-05 | MPLX LP (MPLX) | Director | Buy | 3,029 | $0 |
| 2026-05-19 | MPLX LP (MPLX) | Director | Buy | 1,194 | $0 |
| 2026-05-04 | MPLX LP (MPLX) | Director | Buy | 2,580 | $0 |
| 2026-05-04 | Marathon Petroleum Corp (MPC) | Director | Buy | 728 | $0 |
| 2026-02-19 | MPLX LP (MPLX) | Director | Buy | 1,072 | $0 |
| 2025-11-18 | MPLX LP (MPLX) | Director | Buy | 1,132 | $0 |
| 2025-08-19 | MPLX LP (MPLX) | Director | Buy | 1,051 | $0 |
| 2025-05-20 | MPLX LP (MPLX) | Director | Buy | 990 | $0 |
| 2025-05-05 | MPLX LP (MPLX) | Director | Buy | 2,848 | $0 |
| 2025-05-05 | Marathon Petroleum Corp (MPC) | Director | Buy | 1,276 | $0 |
| 2025-04-03 | MPLX LP (MPLX) | Director | Buy | 220 | $0 |
| 2025-04-03 | Marathon Petroleum Corp (MPC) | Director | Buy | 94 | $0 |
Source: SEC Form 4 filings · as of 2026-08-18