MarketPeel
Insider Trading Intelligence
JS

J. Michael Stice

MPC
DIRECTOR · MARATHON PETROLEUM CORP · CIK 0001497306
FILING MIX · LIFETIME100%/0%
BUYS
80
SELLS
0
TOTAL VALUE
$440.0K
COMPANIES
3
ACTIVE SINCE
Jan 2020
HOLDINGS NOW
351,358
AVG SELL PX
TRADE KIND
SHOWING 80 / 80
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
1 backtested trades · 8 horizons · 3 pending
Forward-return performance of every backtestable P/S trade by J. Michael Stice, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d1+0.00%-0.41%-0.94%+0.53%+0.53%
14d1+100.00%+12.86%-3.54%+16.41%+16.41%
30d1+100.00%+5.81%+0.40%+5.41%+5.41%
60d1+100.00%+14.11%+8.93%+5.18%+5.18%
90d1+100.00%+16.60%+8.90%+7.70%+7.70%
180d1(1 pending)
1y1(1 pending)
2y1(1 pending)
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
MPC · 24,721.254 shares · as of Apr 30, 2026
06,18012,36118,54124,721202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 80 buys / 0 sellsCOVERAGE · 26 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
KOS
KOSMOS ENERGY LTD.
PURCHASEGRANT
Stock grant
62,044$2.74$170.0K269,664May 28, 2026May 29, 2026View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,098.21356,972.91May 15, 2026May 19, 2026View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
727.74224,721.254Apr 30, 2026May 4, 2026View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
2,579.54355,874.697Apr 30, 2026May 4, 2026View →
KOS
KOSMOS ENERGY LTD.
PURCHASE
52,631$1.90$100.0K207,620Mar 10, 2026Mar 12, 2026View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
981.95753,295.154Feb 17, 2026Feb 19, 2026View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,037.3752,313.197Nov 14, 2025Nov 18, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
962.49451,275.827Aug 15, 2025Aug 19, 2025View →
KOS
KOSMOS ENERGY LTD.
PURCHASEGRANT
Stock grant
96,591$1.76$170.0K154,989Jun 5, 2025Jun 6, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
907.04950,313.333May 16, 2025May 20, 2025View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
1,275.9623,508.419May 1, 2025May 5, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
2,848.35249,406.284May 1, 2025May 5, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
220.44646,557.932Apr 1, 2025Apr 3, 2025View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
93.58622,232.459Apr 1, 2025Apr 3, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
808.99246,337.486Feb 14, 2025Feb 18, 2025View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
294.1921,992.001Jan 2, 2025Jan 6, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
737.56145,528.494Jan 2, 2025Jan 6, 2025View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
892.98944,790.933Nov 15, 2024Nov 19, 2024View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
251.02521,567.884Oct 1, 2024Oct 3, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
802.93243,897.944Oct 1, 2024Oct 3, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
847.14943,095.012Aug 16, 2024Aug 20, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
830.80742,247.863Jul 1, 2024Jul 3, 2024View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
225.2721,209.863Jul 1, 2024Jul 3, 2024View →
KOS
KOSMOS ENERGY LTD.
PURCHASEGRANT
Stock grant
30,19658,398Jun 6, 2024Jun 7, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
837.40541,417.056May 13, 2024May 15, 2024View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
192.62820,885.757Apr 1, 2024Apr 3, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
862.17340,579.651Apr 1, 2024Apr 3, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
865.41239,717.478Feb 14, 2024Feb 16, 2024View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
258.43420,599.449Jan 2, 2024Jan 4, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
971.50238,852.066Jan 2, 2024Jan 4, 2024View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
890.93837,880.564Nov 13, 2023Nov 15, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,014.0936,989.626Oct 2, 2023Oct 4, 2023View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
262.46520,225.022Oct 2, 2023Oct 4, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
781.09135,975.536Aug 14, 2023Aug 16, 2023View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
334.99219,865.85Jul 3, 2023Jul 5, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
937.22535,194.445Jul 3, 2023Jul 5, 2023View →
KOS
KOSMOS ENERGY LTD.
PURCHASEGRANT
Stock grant
24,96428,202Jun 8, 2023Jun 12, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
765.44334,257.22May 15, 2023May 17, 2023View →
KOS
KOSMOS ENERGY LTD.
PURCHASEGRANT
Stock grant
3,2383,238Apr 25, 2023Apr 26, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
916.47533,491.777Apr 3, 2023Apr 5, 2023View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
290.2919,401.366Apr 3, 2023Apr 5, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
712.8632,575.302Feb 14, 2023Feb 16, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
978.36131,862.442Jan 3, 2023Jan 5, 2023View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
354.98619,000.223Jan 3, 2023Jan 5, 2023View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
689.47530,884.081Nov 22, 2022Nov 23, 2022View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
383.06318,520.337Oct 3, 2022Oct 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,049.90130,194.606Oct 3, 2022Oct 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
620.28829,144.705Aug 12, 2022Aug 16, 2022View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
466.08718,032.621Jul 1, 2022Jul 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,074.6828,524.417Jul 1, 2022Jul 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
612.89327,449.737May 13, 2022May 17, 2022View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
464.27317,472.991Apr 1, 2022Apr 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
953.77126,836.844Apr 1, 2022Apr 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
538.83325,883.073Feb 14, 2022Feb 16, 2022View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
599.6816,883.064Jan 3, 2022Jan 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,064.98525,344.24Jan 3, 2022Jan 5, 2022View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,003.79424,279.255Nov 19, 2021Nov 23, 2021View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
619.49316,136.435Oct 1, 2021Oct 5, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,101.41723,275.461Oct 1, 2021Oct 5, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
527.54322,174.044Aug 13, 2021Aug 17, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,068.19721,646.501Jul 1, 2021Jul 2, 2021View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
642.64715,360.287Jul 1, 2021Jul 2, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
481.57920,578.304May 14, 2021May 18, 2021View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
705.64514,584.303Apr 1, 2021Apr 5, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,220.32920,096.725Apr 1, 2021Apr 5, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
512.99618,876.396Feb 12, 2021Feb 16, 2021View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
966.25813,741.666Jan 4, 2021Jan 6, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,450.84218,363.4Jan 4, 2021Jan 6, 2021View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
564.77916,912.558Nov 13, 2020Nov 17, 2020View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
1,420.96712,608.559Oct 1, 2020Oct 5, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
2,055.12616,347.779Oct 1, 2020Oct 5, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
480.08814,292.653Aug 14, 2020Aug 18, 2020View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
1,103.55910,977.258Jul 1, 2020Jul 6, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,839.29613,812.565Jul 1, 2020Jul 6, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
436.9811,973.269May 15, 2020May 19, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
2,796.05311,536.289Apr 1, 2020Apr 3, 2020View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
1,886.6799,729.702Apr 1, 2020Apr 3, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
243.2028,740.236Feb 14, 2020Feb 18, 2020View →
MPLX
MPLX LP
PURCHASEGRANT
Stock grant
1,230.6958,497.034Jan 2, 2020Jan 6, 2020View →
MPC
MARATHON PETROLEUM CORP
PURCHASEGRANT
Stock grant
636.0047,713.423Jan 2, 2020Jan 6, 2020View →
Other insiders · MPC
Loading peer insiders…
About this filer
CIK 0001497306
ROLE
Director
PRIMARY
MPC
COMPANIES
3
ACTIVE SINCE
Jan 2020
MARKETPEEL · /INSIDER/0001497306DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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