KLA (KLAC) Market Cap 1985–2026

As of October 16, 2026, KLA had a market cap of $216.62 billion, which decreased by 5.00% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 16, 2026, 4:00 PM ET
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KLA Corp. (KLAC)

🌍 United States 📈 NASDAQ 🏭 Technology 🏢 Semiconductors
Latest Market Cap
$216.62B ▼ 5.00%
Start of 2026
$159.65B ▲ 35.68%
1 Year Ago
$146.04B ▲ 48.33%
All-Time High
$394.37B ▼ 45.07%


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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 KLA Market Cap History by Year and Month

KLA Market Cap History by Year and Month
Year / MonthMarket Cap% Change
2026$216.62B▲ 35.68%
$216.62B▼ 14.97%
$254.77B▲ 11.10%
$229.31B▼ 4.04%
$238.96B▼ 39.41%
$394.37B▲ 57.10%
$251.03B▲ 9.41%
$229.43B▲ 18.88%
$193B▼ 3.42%
$199.83B▲ 6.51%
$187.62B▲ 17.52%
2025$159.65B▲ 90.59%
2024$83.768B▲ 6.01%
2023$79.016B▲ 47.88%
2022$53.433B▼ 17.65%
All market cap values reflect closing prices for the period shown.

📊 KLA Market Cap and Other Industry Peers

Below are selected companies from the Semiconductors sector / subsector:

  1. $330.26B
  2. $324.81B
  3. $252.43B
  4. $243.29B
  5. $216.62B
  6. $199.76B
  7. $191.62B
  8. $181.92B
  9. $59.5B
  10. $57.85B
  11. $50.82B
  12. $49.59B
  13. $40.1B
  14. $31.86B
  15. $28.04B
  16. $25.62B
  17. $24.15B
  18. $21.19B
  19. $20.03B
  20. $18.55B


Data reflect the most recent market capitalization values available.

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.