We recently published a list of 12 Large-Cap Stocks Insiders Were Buying in Q1 2025 Before Trump’s Tariff Shockwave. In this article, we are going to take a look at where Marathon Petroleum Corporation (NYSE:MPC) stands against other large-cap stocks insiders were buying in Q1 2025 before Trump’s tariff shockwave.

US stocks surged last week following President Trump’s statement that he had “no intention” of removing Federal Reserve Chair Jerome Powell, which helped alleviate concerns about the central bank’s independence. Additionally, Trump took a more conciliatory stance on tariffs, suggesting that high import duties on China might eventually be reduced, writes Yahoo Finance.

Amid tariff wars and market uncertainty, insider trading often draws attention. Insider stock purchases may signal executive confidence, while sales aren’t necessarily negative—they could reflect personal or diversification choices. It’s best to view insider trading in context with a company’s financials and market conditions.

Today, we’re focusing on stocks that have seen heavy insider buying activity in the first quarter of the year. Using Insider Monkey’s insider trading screener, we identified companies with market caps above $10 billion, where at least two insiders purchased shares in the past three months. From this list, we ranked the top 12 stocks with the highest value of insider purchases

Our research has shown that we can outperform the market by imitating the top stock picks of the best hedge funds, focusing on insider trading and stock picks from hedge fund investor newsletters and conferences. Our quarterly newsletter’s strategy selects 14 small-cap and large-cap stocks every quarter and has returned 373.4% since May 2014, beating its benchmark by 218 percentage points (see more details here).

Marathon Petroleum Corporation (MPC): Among Large-Cap Stocks Insiders Were Buying in Q1 2025 Before Trump’s Tariff Shockwave

Marathon Petroleum Corporation (MPC): Among Large-Cap Stocks Insiders Were Buying in Q1 2025 Before Trump’s Tariff Shockwave

An oil pipeline stretching for miles, signifying the transportation of fuels for the market.

Market cap: $41.84 billion

Marathon Petroleum Corporation (NYSE: MPC), based in Findlay, Ohio, is a leading U.S. energy company focused on refining, marketing, and transporting petroleum and renewable fuels. Operating through three segments—Refining & Marketing, Midstream, and Renewable Diesel—it produces transportation fuels, asphalt, petrochemicals, and renewable diesel for customers across the U.S. and internationally. Originally founded in 1887, Marathon became an independent company in 2011 following its separation from Marathon Oil.

In 2024, Marathon reported net income of $3.4 billion, or $10.08 per diluted share, a sharp decline from $9.7 billion, or $23.63 per share, in 2023. Adjusted net income for the year was $3.3 billion, or $9.51 per share, also down significantly from the prior year.

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