PE Ratio: 40.88

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 40.88 is 17% above its 5-year average of 34.98, around the middle of its 5-year range (23.16–55.42).

As of Tuesday, September 8, 2026. 7.76% below its 12-month average of 44.32.

PE Ratio (40.88) = Close Price ($81.78) / Diluted TTM EPS ($2.00)

APH PE Ratio Metrics

P/E vs. its own history

At 40.9, P/E is above its 20-year median — higher than 92% 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 Amphenol Corporation (APH)?

The P/E ratio for APH stock is 40.88.

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

The P/E ratio of 40.88 is 17% above its 5-year average of 34.98, around the middle of its 5-year range (23.16–55.42).

What is the TTM average P/E ratio for Amphenol Corporation (APH)?

The TTM average P/E ratio for APH stock is 44.32.

What is the 3Y average P/E ratio for Amphenol Corporation (APH)?

The 3Y average P/E ratio for APH stock is 39.61.

What is the 5Y average P/E ratio for Amphenol Corporation (APH)?

The 5Y average P/E ratio for APH stock is 34.98.

What is the 10Y average P/E ratio for Amphenol Corporation (APH)?

The 10Y average P/E ratio for APH stock is 32.40.

What is the 15Y average P/E ratio for Amphenol Corporation (APH)?

The 15Y average P/E ratio for APH stock is 28.67.

What is the 20Y average P/E ratio for Amphenol Corporation (APH)?

The 20Y average P/E ratio for APH stock is 25.86.

Showing the most recent 260 of 5,030 data points. The chart above shows the full history.

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