PE Ratio: 11.63

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 11.63 is 16% above its 5-year average of 10.01, near the high end of its 5-year range (7.12–13.20).

As of Friday, September 4, 2026. 11.64% above its 12-month average of 10.42.

PE Ratio (11.63) = Close Price ($56.66) / Diluted TTM EPS ($4.87)

MAIN PE Ratio Metrics

P/E vs. its own history

At 11.6, P/E is near its 19-year median — higher than 54% of readings in its 19-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 Main Street Capital Corporation (MAIN)?

The P/E ratio for MAIN stock is 11.63.

Is Main Street Capital Corporation's P/E ratio high or low?

The P/E ratio of 11.63 is 16% above its 5-year average of 10.01, near the high end of its 5-year range (7.12–13.20).

What is the TTM average P/E ratio for Main Street Capital Corporation (MAIN)?

The TTM average P/E ratio for MAIN stock is 10.42.

What is the 3Y average P/E ratio for Main Street Capital Corporation (MAIN)?

The 3Y average P/E ratio for MAIN stock is 9.81.

What is the 5Y average P/E ratio for Main Street Capital Corporation (MAIN)?

The 5Y average P/E ratio for MAIN stock is 10.01.

What is the 10Y average P/E ratio for Main Street Capital Corporation (MAIN)?

The 10Y average P/E ratio for MAIN stock is 11.20.

What is the 15Y average P/E ratio for Main Street Capital Corporation (MAIN)?

The 15Y average P/E ratio for MAIN stock is 10.95.

What is the 20Y average P/E ratio for Main Street Capital Corporation (MAIN)?

The 20Y average P/E ratio for MAIN stock is 11.21.

Showing the most recent 260 of 4,557 data points. The chart above shows the full history.

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