Wednesday, September 16, 2026Latest filing Sep 14, 2026

MPC Congressional Stock Trades

Marathon Petroleum Corporation Common Stock (MPC)

Last disclosed trade Jul 24

Every disclosed trade in MPC by members of Congress under the STOCK Act, parsed by Coldpine. Informational only, sourced from public filings. Not investment advice.

Sample · the intelligence layer

Coldpine signal scoreA 0-1 composite from four weighted factors: disclosure speed, trade size, cluster activity (multiple members buying the same name), and the member’s track record. ≥ 0.65 is the high-conviction tier; ≥ 0.50 is moderate. Trades from trust-managed members are penalized (× 0.2 multiplier). It’s research, not a recommendation.

Rob Bresnahan · Bought $MPC · May 15 · $1K–$15K

0.44LOW
Disclosure speedx 0.250.60
Trade sizex 0.250.20
Cluster activityx 0.150.00
Track recordx 0.350.69

Every disclosed trade in the database gets this treatment: a four-factor score and a written read from Coldpine’s AI-based analysis. Informational only, not investment advice. Create a free account for every scored trade →

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11
Disclosed trades
2
Buys
9
Sells
3
Members trading

The record on $MPC

Coldpine has parsed 11 disclosed trades in $MPC by 3 members of Congress, drawn from 7 periodic transaction reports dated Apr 10, 2024 through Jul 24, 2026. All of them came from House members, all filed by Republicans.

Of the 11 trades with a known filing lag, 2 were reported more than 45 days after the trade date, outside the window the STOCK Act sets. The median lag was 15 days. The longest was 46 days: a $MPC sale by David J. Taylor dated Jul 18, 2025, disclosed Sep 2, 2025. How late filing is measured across all of Congress is in the late-filers study.

2 of the 2 trades that list an account holder (100%) were reported under a spouse, dependent child, or joint account rather than the member directly.

David J. Taylor filed the most $MPC purchases (1), and David J. Taylor the most sales (7).

Activity peaked in 2026 with 5 trades.

Members who trade MPC

Recent disclosed trades in MPC

DateMemberTypeAmount
Jul 24David J. Taylor(OH)sell$1K–$15K
Jul 24David J. Taylor(OH)sell$1K–$15K
Mar 11David J. Taylor(OH)sell$1K–$15K
Mar 11David J. Taylor(OH)sell$1K–$15K
Feb 26David J. Taylor(OH)sell$1K–$15K
Aug 14David J. Taylor(OH)buy$1K–$15K
Jul 18David J. Taylor(OH)sell$1K–$15K
Jul 18David J. Taylor(OH)sell$1K–$15K
May 15Rob Bresnahan(PA)buy$1K–$15K
Apr 11Dan Newhouse(WA)sell$1K–$15K
Apr 10Dan Newhouse(WA)sell$1K–$15K

Data sourced from public STOCK Act disclosures. Coldpine is a publisher of intelligence on congressional disclosures, not an investment adviser. See full history and scores, free with an account →