PE Ratio: 36.92

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 36.92 is 44% below its 5-year average of 65.51, near the low end of its 5-year range (10.69–942.50).

As of Sunday, July 26, 2026. 162.36% above its 12-month average of 14.07.

PE Ratio (36.92) = Close Price ($131.07) / Diluted TTM EPS ($3.55)

MRK PE Ratio Metrics

P/E vs. its own history

At 36.9, P/E is richer than usual, sitting higher than 87% of 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 Merck & Co., Inc. (MRK)?

The P/E ratio for MRK stock is 36.92.

Is Merck & Co., Inc.'s P/E ratio high or low?

The P/E ratio of 36.92 is 44% below its 5-year average of 65.51, near the low end of its 5-year range (10.69–942.50).

What is the TTM average P/E ratio for Merck & Co., Inc. (MRK)?

The TTM average P/E ratio for MRK stock is 14.07.

What is the 3Y average P/E ratio for Merck & Co., Inc. (MRK)?

The 3Y average P/E ratio for MRK stock is 39.90.

What is the 5Y average P/E ratio for Merck & Co., Inc. (MRK)?

The 5Y average P/E ratio for MRK stock is 21.11.

What is the 10Y average P/E ratio for Merck & Co., Inc. (MRK)?

The 10Y average P/E ratio for MRK stock is 23.77.

What is the 15Y average P/E ratio for Merck & Co., Inc. (MRK)?

The 15Y average P/E ratio for MRK stock is 23.42.

What is the 20Y average P/E ratio for Merck & Co., Inc. (MRK)?

The 20Y average P/E ratio for MRK stock is 21.02.

Showing the most recent 260 of 5,032 data points. The chart above shows the full history.

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