AZO vs. ORLY

Last updated Apr 2, 2026

Compare and contrast key facts about AutoZone, Inc. (AZO) and O'Reilly Automotive, Inc. (ORLY).

Performance

AZO vs. ORLY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AutoZone, Inc. (AZO) and O'Reilly Automotive, Inc. (ORLY). The values are adjusted to include any dividend payments, if applicable.

AZO vs. ORLY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AZO AutoZone, Inc.	1.03%	5.92%	23.84%	4.84%	17.64%	76.84%	-0.49%	42.10%	17.85%	-9.93%
ORLY O'Reilly Automotive, Inc.	0.98%	15.38%	24.81%	12.56%	19.51%	56.05%	3.27%	27.28%	43.15%	-13.60%

Fundamentals

EPS AZO : $142.46 ORLY : $2.97
PE Ratio AZO : 24.05 ORLY : 30.99
PEG Ratio AZO : 2.08 ORLY : 3.33
PS Ratio AZO : 3.00 ORLY : 4.42
Total Revenue (TTM) AZO : $19.61B ORLY : $17.78B
Gross Profit (TTM) AZO : $10.17B ORLY : $9.17B
EBITDA (TTM) AZO : $4.19B ORLY : $3.85B

Returns By Period

The year-to-date returns for both stocks are quite close, with AZO having a 1.03% return and ORLY slightly lower at 0.98%. Over the past 10 years, AZO has underperformed ORLY with an annualized return of 15.58%, while ORLY has yielded a comparatively higher 17.40% annualized return.

AZO

• 1D: 1.44%
• 1M: -11.75%
• YTD: 1.03%
• 6M: -19.34%
• 1Y: -10.14%
• 3Y*: 11.71%
• 5Y*: 19.28%
• 10Y*: 15.58%

ORLY

• 1D: -0.23%
• 1M: -3.08%
• YTD: 0.98%
• 6M: -12.85%
• 1Y: -3.51%
• 3Y*: 17.62%
• 5Y*: 22.16%
• 10Y*: 17.40%

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

Return for Risk

AZO vs. ORLY — Risk / Return Rank

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

AZO

AZO Risk / Return Rank: 24
AZO Sharpe Ratio Rank: 23
AZO Sortino Ratio Rank: 21
AZO Omega Ratio Rank: 21
AZO Calmar Ratio Rank: 28
AZO Martin Ratio Rank: 26

ORLY

ORLY Risk / Return Rank: 31
ORLY Sharpe Ratio Rank: 33
ORLY Sortino Ratio Rank: 27
ORLY Omega Ratio Rank: 27
ORLY Calmar Ratio Rank: 35
ORLY Martin Ratio Rank: 34

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.

AZO vs. ORLY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AutoZone, Inc. (AZO) and O'Reilly Automotive, Inc. (ORLY). 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.

	AZO	ORLY	Difference
Sharpe ratio Return per unit of total volatility	-0.40	-0.16	-0.24
Sortino ratio Return per unit of downside risk	-0.39	-0.07	-0.32
Omega ratio Gain probability vs. loss probability	0.95	0.99	-0.04
Calmar ratio Return relative to maximum drawdown	-0.40	-0.19	-0.21
Martin ratio Return relative to average drawdown	-0.85	-0.40	-0.45
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AZO vs. ORLY - Sharpe Ratio Comparison

The current AZO Sharpe Ratio is -0.40, which is lower than the ORLY Sharpe Ratio of -0.16. The chart below compares the historical Sharpe Ratios of AZO and ORLY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	AZO	ORLY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.40	-0.16	-0.24
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.82	1.01	-0.19
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.60	0.66	-0.06
Sharpe Ratio (All Time) Calculated using the full available price history	0.64	0.65	-0.01

Correlation

The correlation between AZO and ORLY is 0.48, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

AZO vs. ORLY - Dividend Comparison

Neither AZO nor ORLY has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

AZO vs. ORLY - Drawdown Comparison

The maximum AZO drawdown since its inception was -46.32%, smaller than the maximum ORLY drawdown of -65.42%. Use the drawdown chart below to compare losses from any high point for AZO and ORLY.

Drawdown Indicators

	AZO	ORLY	Difference
Max Drawdown Largest peak-to-trough decline	-46.32%	-65.42%	+19.10%
Max Drawdown (1Y) Largest decline over 1 year	-25.48%	-19.03%	-6.45%
Max Drawdown (5Y) Largest decline over 5 years	-25.48%	-23.03%	-2.45%
Max Drawdown (10Y) Largest decline over 10 years	-42.14%	-42.00%	-0.14%
Current Drawdown Current decline from peak	-21.31%	-14.58%	-6.73%
Average Drawdown Average peak-to-trough decline	-10.82%	-10.76%	-0.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.88%	8.89%	+2.99%

Volatility

AZO vs. ORLY - Volatility Comparison

AutoZone, Inc. (AZO) has a higher volatility of 7.50% compared to O'Reilly Automotive, Inc. (ORLY) at 6.44%. This indicates that AZO's price experiences larger fluctuations and is considered to be riskier than ORLY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AZO	ORLY	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.50%	6.44%	+1.06%
Volatility (6M) Calculated over the trailing 6-month period	19.74%	16.01%	+3.73%
Volatility (1Y) Calculated over the trailing 1-year period	25.31%	21.97%	+3.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.77%	22.13%	+1.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	26.16%	26.35%	-0.19%

Financials

AZO vs. ORLY - Profitability Comparison

The chart below illustrates the profitability comparison between AutoZone, Inc. and O'Reilly Automotive, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

AZO - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, AutoZone, Inc. reported a gross profit of 2.24B and revenue of 4.27B. Therefore, the gross margin over that period was 52.5%.

ORLY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, O'Reilly Automotive, Inc. reported a gross profit of 2.29B and revenue of 4.41B. Therefore, the gross margin over that period was 51.8%.

AZO - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, AutoZone, Inc. reported an operating income of 698.46M and revenue of 4.27B, resulting in an operating margin of 16.3%.

ORLY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, O'Reilly Automotive, Inc. reported an operating income of 828.61M and revenue of 4.41B, resulting in an operating margin of 18.8%.

AZO - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, AutoZone, Inc. reported a net income of 468.86M and revenue of 4.27B, resulting in a net margin of 11.0%.

ORLY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, O'Reilly Automotive, Inc. reported a net income of 605.23M and revenue of 4.41B, resulting in a net margin of 13.7%.