Transaction · 0001193125-26-376764

Brzezinski Erin M

Brzezinski Erin M, VP, CTRL, reported an open-market or private sale at Marathon Petroleum Corp involving 570.000000 shares for an estimated $206790.30. Reported holdings after the transaction were 1576.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SVP, CTRL
MPCMarathon Petroleum Corp
Filing timeAug 31
Trade dateAug 27, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$368.83
Pre-filing
1mo ago -17.0%1w ago -2.9%1d ago -1.8%
Returns since
7d +0.0%30d +0.0%90d +0.0%180d +0.0%1y +0.0%

MPC price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
MPC since 2026-08-31Filed 3 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001193125-26-376764
Common Stock
Transaction date
Aug 27, 2026
Filed Aug 31, 2026, 08:11 PM · 4d delay
Shares
570 sh
$36.2k per share
Estimated value
-$20.6M
Computed from shares × price
Holdings after
1.57k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Cluster Selling Direct Ownership Large Holdings Reduction
+6score
Filing-only score

+6

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

VP and Controller

Officer YesDirector No10% NoOther No
Footnotes & amended

No footnotes recorded.

Original filing · 0001193125-26-376764
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

MPC