Marathon Petroleum Corporation
US ˙ NYSE ˙ US56585A1025

SecurityMPC / Marathon Petroleum Corporation
InsiderSusan Tomasky
This page shows the track record and history of TOMASKY SUSAN insider trades in Marathon Petroleum Corporation. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Susan Tomasky in MPC / Marathon Petroleum Corporation. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

MPC / Marathon Petroleum Corporation Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Susan Tomasky in MPC / Marathon Petroleum Corporation. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

MPC / Marathon Petroleum Corporation Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-04-03 2025-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 94 28,233
2025-01-06 2025-01-02 4 TOMASKY SUSAN MPC Common Stock A - Award D 294 28,023
2024-10-03 2024-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 251 27,627
2024-07-03 2024-07-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 225 27,292
2024-04-03 2024-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 193 26,990
2024-01-04 2024-01-02 4 TOMASKY SUSAN MPC Common Stock A - Award D 258 26,724
2023-10-04 2023-10-02 4 TOMASKY SUSAN MPC Common Stock A - Award D 262 26,376
2023-07-05 2023-07-03 4 TOMASKY SUSAN MPC Common Stock A - Award D 335 26,038
2023-04-05 2023-04-03 4 TOMASKY SUSAN MPC Common Stock A - Award D 290 25,604
2023-01-05 2023-01-03 4 TOMASKY SUSAN MPC Common Stock A - Award D 355 25,228
2022-10-05 2022-10-03 4 TOMASKY SUSAN MPC Common Stock A - Award D 383 24,778
2022-07-05 2022-07-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 466 24,316
2022-04-05 2022-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 464 23,780
2022-01-05 2022-01-03 4 TOMASKY SUSAN MPC Common Stock A - Award D 600 23,222
2021-10-05 2021-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 619 22,514
2021-07-02 2021-07-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 643 21,782
2021-04-05 2021-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 706 21,044
2021-01-06 2021-01-04 4 TOMASKY SUSAN MPC Common Stock A - Award D 966 20,243
2020-10-05 2020-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 1,421 19,164
2020-07-06 2020-07-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 1,104 17,610
2020-04-03 2020-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 1,887 16,422
2020-01-06 2020-01-02 4 TOMASKY SUSAN MPC Common Stock A - Award D 636 14,471
2019-10-03 2019-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 652 13,807
2019-07-03 2019-07-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 714 13,131
2019-04-03 2019-04-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 645 12,397
2019-01-04 2019-01-02 4 TOMASKY SUSAN MPC Common Stock A - Award D 660 11,743
2018-10-03 2018-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 409 11,079
2018-10-03 2018-10-01 4 TOMASKY SUSAN MPC Common Stock A - Award D 10,670 10,670
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)