Updated Jul 16, 2026
SEMPLE FRANK M has filed 3 SEC Form 4 filings across 2 companies in the last 90 days.

| Role | Insider |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-19 | MPLX | MPLX LP | A — Grant or award | 1.2K | $0.00 | |
| 2026-05-04 | MPLX | MPLX LP | A — Grant or award | 2.6K | $0.00 | |
| 2026-05-04 | MPC | Marathon Petroleum Corp | A — Grant or award | 728 | $0.00 | |
| 2026-02-19 | MPLX | MPLX LP | A — Grant or award | 1.1K | $0.00 | |
| 2025-11-18 | MPLX | MPLX LP | A — Grant or award | 1.1K | $0.00 | |
| 2025-08-15 | MPLX | MPLX LP | A — Grant or award | 1.1K | $0.00 | |
| 2025-05-16 | MPLX | MPLX LP | A — Grant or award | 990 | $0.00 | |
| 2025-05-01 | MPLX | MPLX LP | A — Grant or award | 2.8K | $0.00 | |
| 2025-05-01 | MPC | Marathon Petroleum Corp | A — Grant or award | 1.3K | $0.00 | |
| 2025-04-01 | MPLX | MPLX LP | A — Grant or award | 220 | $0.00 | |
| 2025-04-01 | MPC | Marathon Petroleum Corp | A — Grant or award | 94 | $0.00 | |
| 2024-11-19 | MPLX | MPLX LP | A — Grant or award | 982 | $0.00 | |
| 2024-10-03 | MPLX | MPLX LP | A — Grant or award | 803 | $0.00 | |
| 2024-10-03 | MPC | Marathon Petroleum Corp | A — Grant or award | 251 | $0.00 |
SEMPLE FRANK M is a corporate insider — currently tracked as Insider of MPLX LP (MPLX). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 2 companies.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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