Marathon Oil Market Cap 2010-2024 | MRO

Marathon Oil market cap history and chart from 2010 to 2024. Market capitalization (or market value) is the most commonly used method of measuring the size of a publicly traded company and is calculated by multiplying the current stock price by the number of shares outstanding. Marathon Oil market cap as of September 05, 2025 is $15.64B.
Marathon Oil Annual
Marathon Oil Quarterly
Sector Industry Market Cap Revenue
Oils/Energy Oil & Gas - US Integrated $15.639B $8.036B
Marathon Oil Corporation is a leading oil and natural gas exploration and production company with operations in the United States and Africa. The company's business is organized into two segments: United States Exploration and Production, and International Exploration and Production. United States E&P: Marathon Oil's E&P activities in the United States deal with the exploration, production and marketing of liquid hydrocarbons and natural gas in several prolific resource plays including Bakken, Eagle Ford, Oklahoma and Northern Delaware. Marathon Oil's strategy over the last few years has been to reposition its upstream asset portfolio, to build an integrated natural gas business by investing in liquefied natural gas assets, and to strengthen its balance sheet. Meaningful progress has been made on each front.
Stock Name Country Market Cap PE Ratio
ConocoPhillips (COP) United States $138.418B 10.98
Occidental Petroleum (OXY) United States $56.398B 10.95
Hess (HES) United States $47.106B 28.15
Antero Midstream (AM) United States $5.737B 14.41
DT Midstream (DTM) United States $5.118B 14.67
Equitrans Midstream (ETRN) United States $4.263B 18.57
Cactus (WHD) United States $4.136B 20.35
Tidewater (TDW) United States $3.340B 52.85
Atlas Energy Solutions (AESI) United States $2.085B 0.00
Berry (BRY) United States $0.629B 4.83
SandRidge Energy (SD) United States $0.608B 4.78
Flame Acquisition (FLME) United States $0.162B 0.00
Epsilon Energy (EPSN) United States $0.140B 4.38
PHX Minerals (PHX) United States $0.121B 7.41
PermRock Royalty Trust (PRT) United States $0.074B 0.00