KMX vs. CPRT

Last updated Jun 3, 2026

KMX (CarMax, Inc.) and CPRT (Copart, Inc.) are both stocks. KMX operates in Auto & Truck Dealerships (Consumer Cyclical), while CPRT operates in Specialty Business Services (Industrials). Over the past 10 years, KMX returned -1.58%/yr vs 17.60%/yr for CPRT. At a 0.34 correlation, their price movements are largely independent.

Performance

KMX vs. CPRT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in CarMax, Inc. (KMX) and Copart, Inc. (CPRT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KMX achieves a 13.69% return, which is significantly higher than CPRT's -21.17% return. Over the past 10 years, KMX has underperformed CPRT with an annualized return of -1.58%, while CPRT has yielded a comparatively higher 17.60% annualized return.

KMX

• 1D: -2.42%
• 1M: 14.02%
• YTD: 13.69%
• 6M: 13.48%
• 1Y: -31.57%
• 3Y*: -16.20%
• 5Y*: -17.34%
• 10Y*: -1.58%

CPRT

• 1D: -4.52%
• 1M: -7.24%
• YTD: -21.17%
• 6M: -20.79%
• 1Y: -39.25%
• 3Y*: -11.16%
• 5Y*: -0.03%
• 10Y*: 17.60%

*Multi-year figures are annualized to reflect compound growth (CAGR)

KMX vs. CPRT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KMX CarMax, Inc.	13.69%	-52.74%	6.54%	26.03%	-53.24%	37.87%	7.74%	39.76%	-2.18%	-0.40%
CPRT Copart, Inc.	-21.17%	-31.78%	17.12%	60.95%	-19.68%	19.15%	39.93%	90.33%	10.63%	55.89%

Correlation

The correlation between KMX and CPRT is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.37
Correlation (5Y) Calculated over the trailing 5-year period	0.47
Correlation (10Y) Calculated over the trailing 10-year period	0.43
Correlation (All Time) Calculated using the full available price history since Feb 5, 1997	0.34

The correlation between KMX and CPRT shifts across timeframes, from 0.32 (1 year) to 0.47 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap KMX : $6.48B CPRT : $29.79B
EPS KMX : $1.66 CPRT : $1.59
PE Ratio KMX : 26.54 CPRT : 19.35
PS Ratio KMX : 0.25 CPRT : 6.48
PB Ratio KMX : 1.10 CPRT : 3.39
Total Revenue (TTM) KMX : $25.88B CPRT : $4.64B
Gross Profit (TTM) KMX : $2.81B CPRT : $2.11B
EBITDA (TTM) KMX : $768.58M CPRT : $2.00B

Return for Risk

KMX vs. CPRT — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

KMX

KMX Risk / Return Rank: 18
KMX Sharpe Ratio Rank: 14
KMX Sortino Ratio Rank: 18
KMX Omega Ratio Rank: 16
KMX Calmar Ratio Rank: 21
KMX Martin Ratio Rank: 22

CPRT

CPRT Risk / Return Rank: 1
CPRT Sharpe Ratio Rank: 0
CPRT Sortino Ratio Rank: 1
CPRT Omega Ratio Rank: 2
CPRT Calmar Ratio Rank: 0
CPRT Martin Ratio Rank: 2

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

KMX vs. CPRT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for CarMax, Inc. (KMX) and Copart, Inc. (CPRT). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	KMX	CPRT	Difference
Sharpe ratio Return per unit of total volatility	-0.60	-1.67	+1.07
Sortino ratio Return per unit of downside risk	-0.53	-2.46	+1.92
Omega ratio Gain probability vs. loss probability	0.92	0.70	+0.21
Calmar ratio Return relative to maximum drawdown	-0.56	-1.01	+0.45
Martin ratio Return relative to average drawdown	-0.89	-1.80	+0.91
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

KMX vs. CPRT - Sharpe Ratio Comparison

The current KMX Sharpe Ratio is -0.60, which is higher than the CPRT Sharpe Ratio of -1.67. The chart below compares the historical Sharpe Ratios of KMX and CPRT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	KMX	CPRT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.60	-1.67	+1.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.39	-0.00	-0.39
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.04	0.64	-0.68
Sharpe Ratio (All Time) Calculated using the full available price history	0.10	0.48	-0.38

Drawdowns

KMX vs. CPRT - Drawdown Comparison

The maximum KMX drawdown since its inception was -93.19%, which is greater than CPRT's maximum drawdown of -72.49%. Use the drawdown chart below to compare losses from any high point for KMX and CPRT.

Drawdown Indicators

	KMX	CPRT	Difference
Max Drawdown Largest peak-to-trough decline	-93.19%	-72.49%	-20.70%
Max Drawdown (1Y) Largest decline over 1 year	-56.85%	-39.50%	-17.35%
Max Drawdown (3Y) Largest decline over 3 years	-65.38%	-51.66%	-13.72%
Max Drawdown (5Y) Largest decline over 5 years	-80.06%	-51.66%	-28.40%
Max Drawdown (10Y) Largest decline over 10 years	-80.06%	-51.66%	-28.40%
Current Drawdown Current decline from peak	-71.63%	-51.66%	-19.97%
Average Drawdown Average peak-to-trough decline	-31.72%	-16.54%	-15.18%
Ulcer Index Depth and duration of drawdowns from previous peaks	35.78%	22.27%	+13.51%

Volatility

KMX vs. CPRT - Volatility Comparison

CarMax, Inc. (KMX) has a higher volatility of 13.40% compared to Copart, Inc. (CPRT) at 8.73%. This indicates that KMX's price experiences larger fluctuations and is considered to be riskier than CPRT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KMX	CPRT	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.40%	8.73%	+4.67%
Volatility (6M) Calculated over the trailing 6-month period	34.12%	18.59%	+15.53%
Volatility (1Y) Calculated over the trailing 1-year period	52.44%	23.57%	+28.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	44.16%	25.94%	+18.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	40.51%	27.43%	+13.08%

Dividends

KMX vs. CPRT - Dividend Comparison

Neither KMX nor CPRT has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

KMX vs. CPRT - Profitability Comparison

The chart below illustrates the profitability comparison between CarMax, Inc. and Copart, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

KMX - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, CarMax, Inc. reported a gross profit of 420.20M and revenue of 4.52B. Therefore, the gross margin over that period was 9.3%.

CPRT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Copart, Inc. reported a gross profit of 572.60M and revenue of 1.24B. Therefore, the gross margin over that period was 46.3%.

KMX - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, CarMax, Inc. reported an operating income of -339.44M and revenue of 4.52B, resulting in an operating margin of -7.5%.

CPRT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Copart, Inc. reported an operating income of 464.28M and revenue of 1.24B, resulting in an operating margin of 37.5%.

KMX - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, CarMax, Inc. reported a net income of -120.68M and revenue of 4.52B, resulting in a net margin of -2.7%.

CPRT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Copart, Inc. reported a net income of 402.40M and revenue of 1.24B, resulting in a net margin of 32.5%.

Frequently Asked Questions

Can I hold both KMX and CPRT in my portfolio?

KMX and CPRT have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KMX or CPRT?

KMX has higher volatility (13.40%) compared to CPRT (8.73%). In terms of maximum drawdown, KMX dropped -93.19% vs CPRT's -72.49%.

Which has better risk-adjusted returns?

KMX currently has the higher Sharpe Ratio (-0.60 vs -1.67), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.