Occidental Petroleum Corporation (NYSE:OXY) — Market Cap & Net Worth

$55.89 Billion USD  · Rank #486

Market Cap & Net Worth: Occidental Petroleum Corporation (OXY)

Occidental Petroleum Corporation (NYSE:OXY) has a market capitalization of $55.89 Billion ($55.89 Billion) as of September 16, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #486 globally and #245 in its home market, demonstrating a 5.80% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Occidental Petroleum Corporation's stock price $63.52 by its total outstanding shares 999637371 (999.64 Million). Also see Occidental Petroleum Corporation (OXY) total assets for a full breakdown of the balance sheet.

Occidental Petroleum Corporation Market Cap History: 2015 to 2026

Occidental Petroleum Corporation's market capitalization history from 2015 to 2026. Data shows growth from $51.95 Billion to $63.50 Billion (1.28% CAGR). Also see cash flow conversion of Occidental Petroleum Corporation for how efficiently the company converts equity into cash flow.

Index Memberships

Occidental Petroleum Corporation is a constituent of 3 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
Dow Jones Oil & Gas
DJUSEN
$2.33 Trillion 2.40% #12 of 77
S&P 500 Index
GSPC
$62.85 Trillion 0.06% #193 of 503
S&P OIL GAS EXPLOR PROD
SPSIOP
$1.92 Trillion 2.66% #8 of 53

Weight: Occidental Petroleum Corporation's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Occidental Petroleum Corporation Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Occidental Petroleum Corporation's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check OXY live share price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

1.90x

Occidental Petroleum Corporation's market cap is 1.90 times its annual revenue

Industry average: 37.64x Lower than industry average

Latest Price to Earnings (P/E) Ratio

17.35x

Occidental Petroleum Corporation's market cap is 17.35 times its annual earnings

Industry average: 10.60x Higher than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $57.06 Billion $10.09 Billion -$574.00 Million 5.65x N/A
2017 $61.90 Billion $12.46 Billion $1.30 Billion 4.97x 47.43x
2018 $53.82 Billion $15.57 Billion $4.11 Billion 3.46x 13.08x
2019 $38.60 Billion $19.21 Billion -$667.00 Million 2.01x N/A
2020 $16.74 Billion $17.14 Billion -$14.83 Billion 0.98x N/A
2021 $28.08 Billion $25.96 Billion $2.31 Billion 1.08x 12.14x
2022 $61.51 Billion $36.25 Billion $13.22 Billion 1.70x 4.65x
2023 $59.00 Billion $28.33 Billion $4.67 Billion 2.08x 12.63x
2024 $49.39 Billion $27.10 Billion $3.04 Billion 1.82x 16.23x
2025 $41.11 Billion $21.59 Billion $2.37 Billion 1.90x 17.35x

Competitor Companies of OXY by Market Capitalization

Companies near Occidental Petroleum Corporation in the global market cap rankings as of September 16, 2026. Review OXY intangible-adjusted equity ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Occidental Petroleum Corporation by market ranking:

  • ConocoPhillips (NYSE:COP): Ranked #148 globally with a market cap of $164.02 Billion USD.
  • Canadian Natural Resources Ltd (TO:CNQ): Ranked #231 globally with a market cap of $108.04 Billion USD ( CA$149.36 Billion CAD).
  • Devon Energy Corporation (NYSE:DVN): Ranked #507 globally with a market cap of $53.88 Billion USD.
  • Diamondback Energy Inc (NASDAQ:FANG): Ranked #519 globally with a market cap of $52.60 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#148 ConocoPhillips NYSE:COP $164.02 Billion $141.22
#231 Canadian Natural Resources Ltd TO:CNQ $108.04 Billion CA$71.70
#507 Devon Energy Corporation NYSE:DVN $53.88 Billion $51.33
#519 Diamondback Energy Inc NASDAQ:FANG $52.60 Billion $211.53

Occidental Petroleum Corporation Historical Marketcap From 2015 to 2026

Between 2015 and today, Occidental Petroleum Corporation's market cap moved from $51.95 Billion to $ 63.50 Billion, with a yearly change of 1.28%.

Year Market Cap Change (%)
2026 $63.50 Billion +54.47%
2025 $41.11 Billion -16.78%
2024 $49.39 Billion -16.29%
2023 $59.00 Billion -4.08%
2022 $61.51 Billion +119.10%
2021 $28.08 Billion +67.71%
2020 $16.74 Billion -56.63%
2019 $38.60 Billion -28.28%
2018 $53.82 Billion -13.05%
2017 $61.90 Billion +8.49%
2016 $57.06 Billion +9.83%
2015 $51.95 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of Occidental Petroleum Corporation was reported to be:

Source Market Cap
Yahoo Finance $55.89 Billion USD
MoneyControl $55.89 Billion USD
MarketWatch $55.89 Billion USD
marketcap.company $55.89 Billion USD
Reuters $55.89 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Occidental Petroleum Corporation

NYSE:OXY USA Oil & Gas E&P
Market Cap
$63.50 Billion
Market Cap Rank
#486 Global
#245 in USA
Share Price
$63.52
Change (1 day)
+2.82%
52-Week Range
$38.92 - $66.24
All Time High
$74.06
About

Occidental Petroleum Corporation, together with its subsidiaries, engages in the acquisition, exploration, and development of oil and gas properties in the United States and internationally. It operates through Oil and Gas and Midstream and Marketing. The Oil and Gas segment explores for, develops, and produces oil and condensate, natural gas liquids (NGLs), and natural gas. This segment also opt… Read more