Company_Context
Energy
Petroleum Refining
Source: SEC SIC
MARKET_TICKER: MPC
MARATHON PETROLEUM CORPInsider Trading & SEC Form 4 Analysis
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Open-Market Signal
BEARISH
SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED
Signal_Window
Headline metrics use exact calendar-day windows.
14 directional transactions in 365D
Code P purchases and code S sales are measured from 2025.08.29 — 2026.08.28.
Net_Flow_365D
-$13.1M
Open-market buys minus salesLatest_Form_4
2026.08.17
Latest available filingActive_Insiders_365D
19
Reporting entities in windowTop_Buyer_365D
No 365D buyer
No open-market buys in 365DTop_Seller_365D
Benson Molly R
$6.2MAutomated_Intelligence_Report :: MPC
Analysis of eligible SEC Form 4 activity for MPC indicates a bearish 365-day signal. The selected window contains transactions from 19 distinct reporting insiders, with aggregate nominal activity of $16.27M.
Open-market purchases minus open-market sales produce a negative net flow of $13.13M. Open-market executions represent the majority of measured nominal activity in this window, making the directional flow more representative of voluntary trading activity.
The largest open-market sale in the selected window was attributed to Benson Molly R. Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
More context behind the filing
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Cluster_Activity
0
Clustered open-market purchase records in the recent filing sample.
No coordinated buying cluster detected
Post_Filing_Performance
Live Market Chart :: MPC
Analyze MPC with advanced technical indicators.
View on TradingView (Get $15 Off)Recent Insider Flow :: MPC
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Recent_Filing_History
Inspect the underlying SEC transactions
This table shows recent filing history and is not restricted by the selected 365D headline signal window.
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Automated_Queries :: Frequently Asked Questions
>What is the overall insider sentiment for MPC?
The 365-day open-market signal is BEARISH, with net flow of $13.13M across 19 reporting insiders in the selected window.
>When was the latest SEC Form 4 filed for MPC?
The most recent insider transaction on record was filed on 2026.08.17. InsiderAlpha monitors EDGAR filings and updates this terminal as new Form 4 documents are published.
>How many corporate insiders are active in MPC?
The selected 365-day window contains 19 distinct reporting insiders with eligible transactions for MPC. This count changes when a different signal window is selected.
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