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KLA CORP
KLAC - CIK 0000319201
Market cap$278.97 B
Rank#48
SEC filings1,001
Market capitalization of KLA CORP
As of 2026-06-11, KLA CORP (KLAC) has a market capitalization of $278.97 B, making it the #48 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $278.97 B |
| 2026-06-10 | $279.77 B |
| 2026-05-29 | $251.72 B |
| 2026-05-28 | $255.66 B |
| 2026-05-26 | $259.39 B |
| 2026-05-25 | $246.67 B |
| 2026-05-24 | $246.67 B |
| 2026-05-22 | $246.67 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is KLA CORP's market cap?
As of 2026-06-11, KLA CORP (KLAC) has a market capitalization of $278.97 B, making it the #48 most valuable US-listed company.
Where does KLA CORP rank by market cap?
KLA CORP is the #48 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.