PE Ratio: 51.56

Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.

Is the P/E ratio high or low?

The P/E ratio of 51.56 is 79% above its 5-year average of 28.77, around the middle of its 5-year range (12.02–85.45).

As of Tuesday, September 8, 2026. 11.11% above its 12-month average of 46.40.

PE Ratio (51.56) = Close Price ($185.31) / Diluted TTM EPS ($3.59)

KLAC PE Ratio Metrics

P/E vs. its own history

At 51.6, P/E is above its 20-year median — higher than 97% of readings in its 20-year history.

P/E Comparison

PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

PE Ratio FAQ

What is the P/E ratio for KLA Corporation (KLAC)?

The P/E ratio for KLAC stock is 51.56.

Is KLA Corporation's P/E ratio high or low?

The P/E ratio of 51.56 is 79% above its 5-year average of 28.77, around the middle of its 5-year range (12.02–85.45).

What is the TTM average P/E ratio for KLA Corporation (KLAC)?

The TTM average P/E ratio for KLAC stock is 46.40.

What is the 3Y average P/E ratio for KLA Corporation (KLAC)?

The 3Y average P/E ratio for KLAC stock is 35.31.

What is the 5Y average P/E ratio for KLA Corporation (KLAC)?

The 5Y average P/E ratio for KLAC stock is 28.77.

What is the 10Y average P/E ratio for KLA Corporation (KLAC)?

The 10Y average P/E ratio for KLAC stock is 24.54.

What is the 15Y average P/E ratio for KLA Corporation (KLAC)?

The 15Y average P/E ratio for KLAC stock is 21.70.

What is the 20Y average P/E ratio for KLA Corporation (KLAC)?

The 20Y average P/E ratio for KLAC stock is 21.14.

Showing the most recent 260 of 4,716 data points. The chart above shows the full history.

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