MRKNYSE United States
Market cap
$317.570 B
$128.58 +0.16%
Close of 7 Aug 2026
Revenue
$65.0B
#63 by revenue
Earnings
$18.3B
#26 by earnings
Shares outstanding
2,467,171,638
Latest filing cover page
P/E ratio
17.4
Cap ÷ net income
Where these numbers come from
Share counts and financials for Merck & Co. 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 Aug 2026. Read the methodology.