MRKNYSE United StatesHealth CareBiotechnology: Pharmaceutical Preparations
Market cap
$372.321 B
$150.91 +0.94%
Close of 22 Sept 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
20.4
Cap ÷ net income
Biotechnology: Pharmaceutical Preparations, ranked by market cap
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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 23 Sept 2026. Read the methodology.