AAP vs. ORLY

Last updated Apr 2, 2026

Compare and contrast key facts about Advance Auto Parts, Inc. (AAP) and O'Reilly Automotive, Inc. (ORLY).

Performance

AAP vs. ORLY - Performance Comparison

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

AAP vs. ORLY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AAP Advance Auto Parts, Inc.	39.24%	-15.01%	-21.10%	-57.62%	-36.50%	54.68%	-0.90%	1.87%	58.22%	-40.93%
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

Market Cap AAP : $3.31B ORLY : $78.14B
EPS AAP : $0.73 ORLY : $2.97
PE Ratio AAP : 74.65 ORLY : 30.99
PS Ratio AAP : 0.38 ORLY : 4.42
Total Revenue (TTM) AAP : $8.57B ORLY : $17.78B
Gross Profit (TTM) AAP : $3.70B ORLY : $9.17B
EBITDA (TTM) AAP : $378.00M ORLY : $3.85B

Returns By Period

In the year-to-date period, AAP achieves a 39.24% return, which is significantly higher than ORLY's 0.98% return. Over the past 10 years, AAP has underperformed ORLY with an annualized return of -9.05%, while ORLY has yielded a comparatively higher 17.40% annualized return.

AAP

• 1D: 3.13%
• 1M: 2.12%
• YTD: 39.24%
• 6M: -11.15%
• 1Y: 42.65%
• 3Y*: -21.78%
• 5Y*: -19.95%
• 10Y*: -9.05%

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

AAP vs. ORLY — Risk / Return Rank

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

AAP

AAP Risk / Return Rank: 64
AAP Sharpe Ratio Rank: 60
AAP Sortino Ratio Rank: 71
AAP Omega Ratio Rank: 66
AAP Calmar Ratio Rank: 63
AAP Martin Ratio Rank: 61

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.

AAP vs. ORLY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Advance Auto Parts, Inc. (AAP) 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.

	AAP	ORLY	Difference
Sharpe ratio Return per unit of total volatility	0.55	-0.16	+0.71
Sortino ratio Return per unit of downside risk	1.67	-0.07	+1.74
Omega ratio Gain probability vs. loss probability	1.20	0.99	+0.21
Calmar ratio Return relative to maximum drawdown	1.01	-0.19	+1.20
Martin ratio Return relative to average drawdown	2.12	-0.40	+2.53
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AAP vs. ORLY - Sharpe Ratio Comparison

The current AAP Sharpe Ratio is 0.55, which is higher than the ORLY Sharpe Ratio of -0.16. The chart below compares the historical Sharpe Ratios of AAP 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

	AAP	ORLY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.55	-0.16	+0.71
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.39	1.01	-1.39
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.20	0.66	-0.87
Sharpe Ratio (All Time) Calculated using the full available price history	0.17	0.65	-0.48

Correlation

The correlation between AAP and ORLY is 0.55, 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

AAP vs. ORLY - Dividend Comparison

AAP's dividend yield for the trailing twelve months is around 1.84%, while ORLY has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AAP Advance Auto Parts, Inc.	1.84%	2.54%	2.11%	3.28%	4.08%	1.35%	0.63%	0.15%	0.15%	0.24%	0.14%	0.16%
ORLY O'Reilly Automotive, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

AAP vs. ORLY - Drawdown Comparison

The maximum AAP drawdown since its inception was -86.41%, which is greater than ORLY's maximum drawdown of -65.42%. Use the drawdown chart below to compare losses from any high point for AAP and ORLY.

Drawdown Indicators

	AAP	ORLY	Difference
Max Drawdown Largest peak-to-trough decline	-86.41%	-65.42%	-20.99%
Max Drawdown (1Y) Largest decline over 1 year	-41.44%	-19.03%	-22.41%
Max Drawdown (5Y) Largest decline over 5 years	-86.41%	-23.03%	-63.38%
Max Drawdown (10Y) Largest decline over 10 years	-86.41%	-42.00%	-44.41%
Current Drawdown Current decline from peak	-75.05%	-14.58%	-60.47%
Average Drawdown Average peak-to-trough decline	-23.39%	-10.76%	-12.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	19.75%	8.89%	+10.86%

Volatility

AAP vs. ORLY - Volatility Comparison

Advance Auto Parts, Inc. (AAP) has a higher volatility of 13.49% compared to O'Reilly Automotive, Inc. (ORLY) at 6.44%. This indicates that AAP'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

	AAP	ORLY	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.49%	6.44%	+7.05%
Volatility (6M) Calculated over the trailing 6-month period	37.37%	16.01%	+21.36%
Volatility (1Y) Calculated over the trailing 1-year period	78.49%	21.97%	+56.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	51.91%	22.13%	+29.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	44.45%	26.35%	+18.10%

Financials

AAP vs. ORLY - Profitability Comparison

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

AAP - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Advance Auto Parts, Inc. reported a gross profit of 869.00M and revenue of 1.97B. Therefore, the gross margin over that period was 44.0%.

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%.

AAP - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Advance Auto Parts, Inc. reported an operating income of 44.00M and revenue of 1.97B, resulting in an operating margin of 2.2%.

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%.

AAP - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Advance Auto Parts, Inc. reported a net income of 6.00M and revenue of 1.97B, resulting in a net margin of 0.3%.

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%.