Latest filing published 04 Aug 2026 for Marathon Petroleum Corp, €245k.
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Filings by Maryann T. Mannen span 5 companies, the busiest being Owens Corning, Marathon Petroleum Corp and MPLX LP. In total, 149 filings cover trades dated from 30 December 2015 to 3 August 2026.
No open-market purchase appears, only 4 sales worth €671k. Outside the open market, there are 141 share grants.
Most recently, on 4 August 2026, the filings show a share grant worth €245k in Marathon Petroleum Corp. Filings reach the SEC (Form 4) feed a median of 4 days after the trade. For comparison, the SEC allows two business days to file a Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
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