Mannen Maryann T. has filed 53 insider transactions across 3 companies since January 2023.
Most recent transaction: a tax payment of 952 shares of Marathon Petroleum Corp ($MPC) on March 02, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 2, 2026 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | Chairman, President & CEO | F | Common Stock | 952 | $206.30 | 114,861.0000 | 308,000,000 | 0.82% | 0.00% |
| March 1, 2026 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | Chairman, President & CEO | A | Common Stock | 15266 | $0.00 | 115,813.0000 | 308,000,000 | 15.18% | 0.00% |
| Feb. 27, 2026 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 412 | $122.07 | 27,247.0170 | 82,200,000 | 1.54% | 0.00% |
| March 1, 2026 | MPLX LP | $MPLX | Mannen Maryann T. | Chairman, President & CEO | A | Common Units (Limited Partner Interests) | 52817 | $0.00 | 178,679.0000 | 1,017,065,152 | 41.96% | 0.01% |
| March 2, 2026 | MPLX LP | $MPLX | Mannen Maryann T. | Chairman, President & CEO | F | Common Units (Limited Partner Interests) | 3407 | $59.22 | 175,272.0000 | 1,017,065,152 | 1.91% | 0.00% |
| March 2, 2026 | MPLX LP | $MPLX | Mannen Maryann T. | Chairman, President & CEO | F | Common Units (Limited Partner Interests) | 3404 | $59.22 | 171,868.0000 | 1,017,065,152 | 1.94% | 0.00% |
| March 2, 2026 | MPLX LP | $MPLX | Mannen Maryann T. | Chairman, President & CEO | F | Common Units (Limited Partner Interests) | 6409 | $59.22 | 165,459.0000 | 1,017,065,152 | 3.73% | 0.00% |
| March 2, 2026 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | Chairman, President & CEO | F | Common Stock | 2236 | $206.30 | 111,847.0000 | 308,000,000 | 1.96% | 0.00% |
| March 2, 2026 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | Chairman, President & CEO | F | Common Stock | 778 | $206.30 | 114,083.0000 | 308,000,000 | 0.68% | 0.00% |
| Jan. 21, 2026 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 147 | $124.68 | 26,835.0170 | 82,200,000 | 0.55% | 0.00% |
| Nov. 6, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 159 | $104.94 | 26,249.2660 | 82,200,000 | 0.61% | 0.00% |
| Nov. 7, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 439 | $104.20 | 26,688.2660 | 82,200,000 | 1.67% | 0.00% |
| Aug. 8, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 318 | $143.88 | 26,090.5240 | 83,600,000 | 1.23% | 0.00% |
| Aug. 7, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 111 | $147.17 | 25,772.5240 | 83,600,000 | 0.43% | 0.00% |
| Aug. 1, 2025 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | F | Common Stock | 908 | $166.39 | 100,547.0000 | 341,000,000 | 0.89% | 0.00% |
| May 9, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 335 | $136.44 | 25,661.3430 | 85,400,000 | 1.32% | 0.00% |
| April 10, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 119 | $134.48 | 25,326.3430 | 85,400,000 | 0.47% | 0.00% |
| March 1, 2025 | MPLX LP | $MPLX | Mannen Maryann T. | President & CEO | A | Common Units (Limited Partner Interests) | 48863 | $0.00 | 135,963.0000 | 1,022,509,781 | 56.10% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | F | Common Stock | 778 | $148.65 | 101,455.0000 | 341,000,000 | 0.76% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Mannen Maryann T. | President & CEO | F | Common Units (Limited Partner Interests) | 3404 | $54.34 | 125,862.0000 | 1,022,509,781 | 2.63% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Mannen Maryann T. | President & CEO | F | Common Units (Limited Partner Interests) | 3407 | $54.34 | 129,266.0000 | 1,022,509,781 | 2.57% | 0.00% |
| March 3, 2025 | MPLX LP | $MPLX | Mannen Maryann T. | President & CEO | F | Common Units (Limited Partner Interests) | 3290 | $54.34 | 132,673.0000 | 1,022,509,781 | 2.42% | 0.00% |
| March 1, 2025 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | A | Common Stock | 17048 | $0.00 | 104,574.0000 | 341,000,000 | 19.48% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | F | Common Stock | 1389 | $148.65 | 103,185.0000 | 341,000,000 | 1.33% | 0.00% |
| March 3, 2025 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | F | Common Stock | 952 | $148.65 | 102,233.0000 | 341,000,000 | 0.92% | 0.00% |
| Feb. 26, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 296 | $154.36 | 25,207.0030 | 85,400,000 | 1.19% | 0.00% |
| Jan. 17, 2025 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 86 | $182.68 | 24,911.0030 | 85,400,000 | 0.35% | 0.00% |
| Nov. 8, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 240 | $190.44 | 24,824.5950 | 85,800,000 | 0.98% | 0.00% |
| Nov. 4, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 82 | $179.40 | 24,584.5950 | 85,800,000 | 0.33% | 0.00% |
| Aug. 8, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 295 | $155.12 | 24,502.6470 | 86,900,000 | 1.22% | 0.00% |
| Aug. 2, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 85 | $169.68 | 24,207.6470 | 86,900,000 | 0.35% | 0.00% |
| Aug. 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President & CEO | A | Common Stock | 6921 | $0.00 | 87,526.0000 | 409,000,000 | 8.59% | 0.00% |
| April 26, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 272 | $168.50 | 24,122.3470 | 87,200,000 | 1.14% | 0.00% |
| April 4, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 84 | $168.95 | 23,850.3470 | 87,200,000 | 0.36% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President | F | Common Stock | 1389 | $172.34 | 75,631.0000 | 409,000,000 | 1.80% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President | F | Common Stock | 952 | $172.34 | 74,679.0000 | 409,000,000 | 1.26% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President | A | Common Stock | 5926 | $0.00 | 80,605.0000 | 409,000,000 | 7.94% | 0.00% |
| March 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President | F | Common Stock | 2069 | $172.34 | 77,020.0000 | 409,000,000 | 2.62% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Mannen Maryann T. | Not found | A | Common Units (Limited Partner Interests) | 25947 | $0.00 | 87,100.0000 | 0 | 42.43% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Mannen Maryann T. | Not found | F | Common Units (Limited Partner Interests) | 3407 | $38.87 | 61,153.0000 | 0 | 5.28% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Mannen Maryann T. | Not found | F | Common Units (Limited Partner Interests) | 3290 | $38.87 | 64,560.0000 | 0 | 4.85% | 0.00% |
| March 1, 2024 | MPLX LP | $MPLX | Mannen Maryann T. | Not found | F | Common Units (Limited Partner Interests) | 4346 | $38.87 | 67,850.0000 | 0 | 6.02% | 0.00% |
| Feb. 16, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 327 | $139.95 | 23,765.9460 | 87,200,000 | 1.40% | 0.00% |
| Feb. 1, 2024 | Marathon Petroleum Corp | $MPC | Mannen Maryann T. | President | F | Common Stock | 10350 | $166.37 | 79,089.0000 | 409,000,000 | 11.57% | 0.00% |
| Jan. 19, 2024 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 93 | $150.63 | 23,438.9460 | 87,200,000 | 0.40% | 0.00% |
| Nov. 3, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 97 | $122.66 | 23,345.9540 | 91,900,000 | 0.42% | 0.00% |
| Oct. 27, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 383 | $111.53 | 23,249.0150 | 91,900,000 | 1.67% | 0.00% |
| Aug. 4, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 83 | $140.54 | 22,866.0150 | 91,900,000 | 0.37% | 0.00% |
| July 28, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 305 | $140.07 | 22,782.8480 | 91,900,000 | 1.36% | 0.00% |
| April 28, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 400 | $106.81 | 22,477.8480 | 91,900,000 | 1.81% | 0.00% |
| April 6, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 122 | $93.51 | 22,077.8480 | 91,900,000 | 0.56% | 0.00% |
| Feb. 17, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 428 | $99.93 | 21,955.7570 | 91,900,000 | 1.99% | 0.00% |
| Jan. 19, 2023 | Owens Corning | $OC | Mannen Maryann T. | Director | A | $.01 Par Value Common | 128 | $0.00 | 21,527.7570 | 91,900,000 | 0.60% | 0.00% |