Hennigan Michael J has filed 21 insider transactions across 3 companies since March 2024.
Most recent transaction: a tax payment of 1335 shares of MPLX LP ($MPLX) on December 12, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 12, 2025 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | F | Common Units (Limited Partner Interests) | 1335 | $54.85 | 359,137.0000 | 1,017,065,152 | 0.37% | 0.00% |
| Dec. 12, 2025 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | F | Common Stock | 466 | $185.77 | 220,902.0000 | 308,000,000 | 0.21% | 0.00% |
| June 2, 2025 | Cigna Group | $CI | Hennigan Michael J | Director | A | Common Stock, $.01 Par Value | 568 | $0.00 | 568.0000 | 273,789,000 | 9999.99% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | F | Common Units (Limited Partner Interests) | 10111 | $54.34 | 360,472.0000 | 1,022,509,781 | 2.73% | 0.00% |
| March 1, 2025 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | A | Common Stock | 11645 | $0.00 | 230,685.0000 | 341,000,000 | 5.32% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | F | Common Units (Limited Partner Interests) | 9862 | $54.34 | 380,764.0000 | 1,022,509,781 | 2.52% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | F | Common Units (Limited Partner Interests) | 10181 | $54.34 | 370,583.0000 | 1,022,509,781 | 2.67% | 0.00% |
| March 1, 2025 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | A | Common Units (Limited Partner Interests) | 33377 | $0.00 | 390,626.0000 | 1,022,509,781 | 9.34% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | F | Common Stock | 4164 | $148.65 | 226,521.0000 | 341,000,000 | 1.81% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | F | Common Stock | 2844 | $148.65 | 223,677.0000 | 341,000,000 | 1.26% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | F | Common Stock | 2309 | $148.65 | 221,368.0000 | 341,000,000 | 1.03% | 0.00% |
| Dec. 13, 2024 | MPLX LP | $MPLX | Hennigan Michael J | Executive Chairman | F | Common Units (Limited Partner Interests) | 3071 | $48.86 | 357,249.0000 | 0 | 0.85% | 0.00% |
| Dec. 13, 2024 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | Executive Chairman | F | Common Stock | 702 | $145.56 | 219,040.0000 | 348,000,000 | 0.32% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | CEO | F | Common Stock | 5890 | $172.34 | 209,271.0000 | 409,000,000 | 2.74% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | CEO | F | Common Stock | 4200 | $172.34 | 205,071.0000 | 409,000,000 | 2.01% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Hennigan Michael J | President & CEO | F | Common Units (Limited Partner Interests) | 10270 | $38.87 | 283,517.0000 | 0 | 3.50% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Hennigan Michael J | President & CEO | A | Common Units (Limited Partner Interests) | 76803 | $0.00 | 360,320.0000 | 0 | 27.09% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Hennigan Michael J | President & CEO | F | Common Units (Limited Partner Interests) | 9949 | $38.87 | 293,787.0000 | 0 | 3.28% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | CEO | A | Common Stock | 17540 | $0.00 | 219,742.0000 | 409,000,000 | 8.67% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Hennigan Michael J | CEO | F | Common Stock | 2869 | $172.34 | 202,202.0000 | 409,000,000 | 1.40% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Hennigan Michael J | President & CEO | F | Common Units (Limited Partner Interests) | 12371 | $38.87 | 303,736.0000 | 0 | 3.91% | 0.00% |