Marathon Petroleum Corp vs White Mountains Insurance Group Ltd. Common Stock — how do they compare? Marathon Petroleum Corp trades at $489.03 (market cap $133.95B), while White Mountains Insurance Group Ltd. Common Stock trades at $2,096.01 (market cap $5.00B). The key difference: Marathon Petroleum Corp is far larger — about 26.8× White Mountains Insurance Group Ltd. Common Stock's market cap, and Marathon Petroleum Corp pays the higher dividend (0.84%). Which is the better fit depends on your goals.
| MPC | WTM | |
|---|---|---|
Market Cap | $133.95B | $5.00B |
Volume | 1,644,329 | 16,109 |
Sector | Energy | Financials |
52-Week High | $484.92 | $2.32K |
52-Week Low | $162.63 | $1.85K |
Typical Hold Time | 53 Days | — |
Enterprise Value | $160.47B | $5.83B |
Dividend Yield | 0.84% | 0.05% |
Signals from Pluang's Aura AI — not financial advice
Marathon Petroleum (MPC) trades at $484.92, up 5.69% today, reflecting strong momentum amid bullish technical signals and consistent earnings beats. The stock shows robust profitability with a 47.9% ROE and trades at a reasonable P/E of 16.54. Recent news highlights refining margin strength and positive analyst sentiment, though it faces risks from potential diesel export policy shifts.
The outlook remains positive given tight refining markets and earnings growth projections, but investors should weigh policy risks and high debt levels. Wall Street consensus is strongly bullish with a $444.30 price target, though the current price exceeds this, suggesting near-term caution may be warranted despite long-term fundamentals.
White Mountains Insurance Group (WTM) trades at $2,093.13, up 0.31% with neutral technical signals. The stock shows strong fundamentals with a P/E of 4.8 and ROE of 21.9%, though recent earnings were mixed with Q2 2026 beating estimates while Q1 missed. Book value per share reached $2,258 as of June 2026, up 4% quarterly. Recent product launches and board additions signal strategic growth initiatives.
WTM presents value investment appeal with attractive valuation multiples and solid profitability, but faces execution risks from volatile quarterly earnings and negative cash flow trends. Analyst consensus remains neutral with 100% hold ratings, suggesting cautious optimism pending clearer earnings consistency and cash flow improvement.
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Marathon Petroleum is an independent refiner with 13 refineries in the midcontinent, West Coast, and Gulf Coast of the United States with total throughput capacity of 2.9 million barrels per day. Its Dickinson, ND, facility produces 184 million gallons a year of renewable diesel. Its Martinez, CA, facility will have the ability to produce 730 million gallons a year of renewable diesel once converted. The firm also owns and operates midstream assets primarily through its listed MLP, MPLX.
Read more on MPC →White Mountains Insurance Group Ltd. is a Bermuda-based holding company that owns and builds insurance and financial services businesses. Its operating segments include Ark, a specialty insurance and reinsurance underwriter; HG Global, which reinsures municipal bond insurer Build America Mutual; and Kudu Investment Management, which provides capital to boutique asset managers.
Read more on WTM →