Corning
GLWNYSE United StatesIndustrialsTelecommunications Equipment
Market cap
$131.646 B
$152.83 -6.38%
Close of 9 Oct 2026
As of 9 Oct 2026, Corning (GLW) has a market capitalization of $131.6B. 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
$15.6B
#282 by revenue
Earnings
$1.60B
#269 by earnings
Shares outstanding
861,388,331
Latest filing cover page
P/E ratio
82.5
Cap ÷ net income
Telecommunications Equipment, ranked by market cap
All 84 →- #2T-Mobile USTMUS$183.8B
- #3AT&TT$170.4B
- #4CorningGLW$131.6B
- #5LumentumLITE$95.0B
- #6America Movil Sab De CvAMX$66.6B
What if Corning were worth as much as…
Open the what-if tool →Where these numbers come from
Share counts and financials for Corning 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 10 Oct 2026. Read the methodology.