Occidental Petroleum
OXY
#559
Rank
โ‚น3.755 T
Marketcap
โ‚น3,812
Share price
-0.56%
Change (1 day)
-3.84%
Change (1 year)
Occidental Petroleum Corporation is an international US company engaged in the exploration and production of oil and gas.

Market capitalization of Occidental Petroleum (OXY)

Market cap: โ‚น3.755 Trillion

As of December 2025 Occidental Petroleum has a market cap of โ‚น3.755 Trillion. This makes Occidental Petroleum the world's 559th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Occidental Petroleum from 1996 to 2025

End of year Market Cap

Year Marketcap Change
2025โ‚น3.755 T-3.93%
2024โ‚น3.908 T-10.39%
2023โ‚น4.362 T-7.92%
2022โ‚น4.737 T135.08%
2021โ‚น2.015 T70.95%
2020โ‚น1.178 T-55.13%
2019โ‚น2.627 T-18.3%
2018โ‚น3.216 T-10.64%
2017โ‚น3.599 T-2.7%
2016โ‚น3.698 T7.8%
2015โ‚น3.431 T-12.85%
2014โ‚น3.936 T-15.82%
2013โ‚น4.676 T38.41%
2012โ‚น3.378 T-16.03%
2011โ‚น4.023 T12.62%
2010โ‚น3.572 T16.58%
2009โ‚น3.064 T31.24%
2008โ‚น2.335 T-6.72%
2007โ‚น2.503 T37.64%
2006โ‚น1.818 T25.81%
2005โ‚น1.445 T44.19%
2004โ‚น1.002 T34.71%
2003โ‚น744.36 B44.39%
2002โ‚น515.51 B7.64%
2001โ‚น478.92 B14.37%
2000โ‚น418.74 B21.07%
1999โ‚น345.87 B38.63%
1998โ‚น249.49 B-36.51%
1997โ‚น392.97 B42.04%
1996โ‚น276.66 B

End of Day market cap according to different sources

On Dec 6th, 2025 the market cap of Occidental Petroleum was reported to be:

โ‚น3.755 Trillion
by Nasdaq info icon info icon
โ‚น3.755 Trillion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Marathon Oil
MRO
โ‚น1.434 T-61.79%๐Ÿ‡บ๐Ÿ‡ธ USA
ConocoPhillips
COP
โ‚น10.512 T 179.92%๐Ÿ‡บ๐Ÿ‡ธ USA
Hess
HES
โ‚น4.138 T 10.21%๐Ÿ‡บ๐Ÿ‡ธ USA
Chevron
CVX
โ‚น27.150 T 622.98%๐Ÿ‡บ๐Ÿ‡ธ USA
Exxon Mobil
XOM
โ‚น44.634 T 1,088.54%๐Ÿ‡บ๐Ÿ‡ธ USA
Devon Energy
DVN
โ‚น2.136 T-43.10%๐Ÿ‡บ๐Ÿ‡ธ USA
APA Corporation
APA
โ‚น871.05 B-76.81%๐Ÿ‡บ๐Ÿ‡ธ USA
EOG Resources
EOG
โ‚น5.501 T 46.51%๐Ÿ‡บ๐Ÿ‡ธ USA
Southwestern Energy
SWN
โ‚น704.51 B-81.24%๐Ÿ‡บ๐Ÿ‡ธ USA
Williams Companies
WMB
โ‚น6.890 T 83.49%๐Ÿ‡บ๐Ÿ‡ธ USA