TotalMarketCap

Market cap

$51.631 B

$184.38 -0.32%

Close of 8 Oct 2026

As of 8 Oct 2026, Diamondback Energy (FANG) has a market capitalization of $51.6B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.

Revenue

$15.0B

#299 by revenue

Earnings

$1.55B

#279 by earnings

Shares outstanding

280,024,353

Latest filing cover page

P/E ratio

33.4

Cap ÷ net income

Oil & Gas Production, ranked by market cap

All 116 →
  1. #9OneokOKE$55.5B
  2. #10Devon EnergyDVN$52.7B
  3. #11Diamondback EnergyFANG$51.6B
  4. #12Woodside Energy GroupWDS$41.4B
  5. #13EcopetrolEC$34.2B

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Where these numbers come from

Share counts and financials for Diamondback Energy are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 9 Oct 2026. Read the methodology.