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CARMAX INC (KMX)

CARMAX INC (KMX) stock — the fundamentals (P/E, market cap, valuation) and every material event, decoded in plain English.

CARMAX INC (KMX) stock — financials & valuation

Key numbers for CARMAX INC (KMX): P/E ratio, market cap, profit margins, returns, and whether the stock looks cheap or expensive versus its own 5-year range.

AllSight quality score: 40/100 — a percentile rank of CARMAX INC’s fundamentals against Retail peers, weakest on profitability. A quality ranking, not a price prediction.

Market cap$7.9B
P / E27.1×
P / S0.3×
EV / EBITDA23.3×
Gross margin10.3%
Operating margin2.6%
Net margin1.1%
Return on equity4.6%
ROIC1.9%
Revenue growth4.8%
Debt / equity2.8×
Dividend yield0.0%

Is CARMAX INC overvalued? P/E looks fair vs its 5-year range; P/S looks undervalued vs its 5-year range; EV/EBITDA looks undervalued vs its 5-year range; P/B looks undervalued vs its 5-year range.

Independent of the events above — derived from CARMAX INC’s own financial statements and shown as context, never as advice.

Sep 29, 2026Beat
CarMax earnings beat estimates as used-car sales rebound, margins remain pressured
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