Marathon Petroleum Corp vs Tidewater Inc — how do they compare? Marathon Petroleum Corp trades at $318.36 (market cap $92.05B), while Tidewater Inc trades at $78.18 (market cap $3.75B). The key difference: Marathon Petroleum Corp is far larger — about 24.5× Tidewater Inc's market cap, and Marathon Petroleum Corp pays a 1.24% dividend while Tidewater Inc pays none. Which is the better fit depends on your goals.
| MPC | TDW | |
|---|---|---|
Market Cap | $92.05B | $3.75B |
Sector | Energy | Utilities |
52-Week High | $315.31 | $91.12 |
52-Week Low | $158.59 | $47.29 |
Enterprise Value | $124.23B | $3.85B |
Dividend Yield | 1.24% | — |
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Tidewater (TDW) trades at $75.43, down 0.51% today, with a bullish technical outlook supported by moving averages but recent earnings misses in Q1 and Q4 2026. The company maintains strong profitability with a 22.16% net margin and a P/E of 12.79, while news highlights an acquisition by FTAI Infrastructure (GlobeNewsWire, June 29, 2026).
Outlook is mixed: valuation appears reasonable with solid cash flow, but earnings volatility and sector headwinds pose risks. Analyst consensus leans hold (61.54%), suggesting cautious optimism amid execution challenges.
Trailing returns across standard periods
Latest headlines on both assets
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 →Tidewater is the leading global provider of offshore support vessels (OSVs) to the energy industry. With the world's largest fleet of platform supply vessels (PSVs) and anchor handling tugs (AHTS), it provides critical logistics and marine support for offshore oil, gas, and renewable energy projects. Following a period of massive strategic consolidation, Tidewater is now focused on maximizing day rates and free cash flow in a supply-constrained market, positioning itself as a primary beneficiary of the multi-year offshore upcycle.
Read more on TDW →