Largest Oil & Gas Companies by Market Cap
Largest Oil & Gas companies by market cap. The Oil & Gas sector has 5 publicly listed stocks with a combined market cap of $262.02 Million. Hung -Gu Oil Ltd leads the sector with a market cap of $114.11 Million. This ranking covers all Oil & Gas stocks globally — from large-cap industry leaders to mid-cap and small-cap companies — ranked by market capitalization and updated daily.
Total Market Cap (USD)
Companies Listed
Largest Company
Top Oil & Gas Stocks by Market Capitalization (November 2026)
Top Oil & Gas stocks by market capitalization as of November 2026, covering 5 publicly listed companies.
| Rank | Company | Market Cap (USD) | Market Cap (Local) | Country | Price | 24h Change | 7d Change | 24h Volume |
|---|---|---|---|---|---|---|---|---|
| 1 |
Hung -Gu Oil Ltd
KQ:024060 |
$114.11 Million | ₩168.38 Billion | Korea | ₩11580.00 | +3.86% | -2.28% | 19.43 Million |
| 2 |
Tomer Energy Royalties (2012) Ltd
TA:DLRL |
$72.12 Million | ILA26.90 Billion | Israel | ILA1345.00 | +0.07% | -2.82% | 469.24K |
| 3 |
Joong Ang Enervis Co. Ltd
KQ:000440 |
$36.11 Million | ₩53.28 Billion | Korea | ₩11310.00 | +0.00% | -6.37% | 291.85K |
| 4 |
Ratio Energies LP
TA:RATI-L |
$22.34 Million | ILA8.33 Billion | Israel | ILA477.70 | +1.02% | -0.67% | 49.63 Million |
| 5 |
Alpine Summit Energy Partners Inc
NASDAQ:ALPS |
$17.34 Million | $17.34 Million | USA | $0.33 | +0.03% | -0.88% | 724.78K |
How Oil & Gas Companies Are Ranked by Market Cap
Oil & Gas companies are ranked by market cap, the latest share price multiplied by shares outstanding, with each company counted once at its primary listing.
Track real-time market capitalization of largest public companies in the Oil & Gas industry. Compare marketcap, analyze stock performance, and discover leading oil & gas corporations. View all industries