ATAT vs. ISSC

Last updated Apr 1, 2026

Compare and contrast key facts about Atour Lifestyle Holdings Limited (ATAT) and Innovative Solutions and Support, Inc. (ISSC).

Performance

ATAT vs. ISSC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Atour Lifestyle Holdings Limited (ATAT) and Innovative Solutions and Support, Inc. (ISSC). The values are adjusted to include any dividend payments, if applicable.

ATAT vs. ISSC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
ATAT Atour Lifestyle Holdings Limited	-6.57%	49.78%	58.43%	-2.92%	39.91%
ISSC Innovative Solutions and Support, Inc.	8.39%	121.78%	0.12%	3.77%	-6.59%

Fundamentals

Market Cap ATAT : $5.13B ISSC : $370.84M
EPS ATAT : $11.56 ISSC : $1.05
PE Ratio ATAT : 3.18 ISSC : 19.53
PEG Ratio ATAT : 0.02 ISSC : 0.50
PS Ratio ATAT : 0.53 ISSC : 4.11
PB Ratio ATAT : 1.43 ISSC : 5.39
Total Revenue (TTM) ATAT : $9.76B ISSC : $90.14M
Gross Profit (TTM) ATAT : $4.30B ISSC : $45.79M
EBITDA (TTM) ATAT : $2.27B ISSC : $28.99M

Returns By Period

In the year-to-date period, ATAT achieves a -6.57% return, which is significantly lower than ISSC's 8.39% return.

ATAT

• 1D: 4.75%
• 1M: -6.26%
• YTD: -6.57%
• 6M: -1.24%
• 1Y: 32.72%
• 3Y*: 13.95%
• 5Y*: —
• 10Y*: —

ISSC

• 1D: 5.07%
• 1M: -20.86%
• YTD: 8.39%
• 6M: 64.37%
• 1Y: 226.39%
• 3Y*: 40.90%
• 5Y*: 26.61%
• 10Y*: 24.63%

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

Return for Risk

ATAT vs. ISSC — Risk / Return Rank

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

ATAT

ATAT Risk / Return Rank: 67
ATAT Sharpe Ratio Rank: 70
ATAT Sortino Ratio Rank: 66
ATAT Omega Ratio Rank: 61
ATAT Calmar Ratio Rank: 69
ATAT Martin Ratio Rank: 70

ISSC

ISSC Risk / Return Rank: 91
ISSC Sharpe Ratio Rank: 95
ISSC Sortino Ratio Rank: 92
ISSC Omega Ratio Rank: 92
ISSC Calmar Ratio Rank: 89
ISSC Martin Ratio Rank: 85

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.

ATAT vs. ISSC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Atour Lifestyle Holdings Limited (ATAT) and Innovative Solutions and Support, Inc. (ISSC). 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.

	ATAT	ISSC	Difference
Sharpe ratio Return per unit of total volatility	0.81	2.63	-1.82
Sortino ratio Return per unit of downside risk	1.39	3.02	-1.62
Omega ratio Gain probability vs. loss probability	1.16	1.42	-0.26
Calmar ratio Return relative to maximum drawdown	1.32	3.73	-2.41
Martin ratio Return relative to average drawdown	3.50	7.92	-4.42
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ATAT vs. ISSC - Sharpe Ratio Comparison

The current ATAT Sharpe Ratio is 0.81, which is lower than the ISSC Sharpe Ratio of 2.63. The chart below compares the historical Sharpe Ratios of ATAT and ISSC, 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

	ATAT	ISSC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.81	2.63	-1.82
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.47	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.44	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.66	0.13	+0.53

Correlation

The correlation between ATAT and ISSC is 0.11, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ATAT vs. ISSC - Dividend Comparison

ATAT's dividend yield for the trailing twelve months is around 2.12%, while ISSC has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020
ATAT Atour Lifestyle Holdings Limited	2.12%	1.98%	1.67%	0.86%	0.00%	0.00%	0.00%
ISSC Innovative Solutions and Support, Inc.	0.00%	0.00%	0.00%	0.00%	0.01%	0.00%	17.64%

Drawdowns

ATAT vs. ISSC - Drawdown Comparison

The maximum ATAT drawdown since its inception was -46.91%, smaller than the maximum ISSC drawdown of -89.03%. Use the drawdown chart below to compare losses from any high point for ATAT and ISSC.

Drawdown Indicators

	ATAT	ISSC	Difference
Max Drawdown Largest peak-to-trough decline	-46.91%	-89.03%	+42.12%
Max Drawdown (1Y) Largest decline over 1 year	-24.48%	-57.83%	+33.35%
Max Drawdown (5Y) Largest decline over 5 years	—	-57.83%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-62.41%	—
Current Drawdown Current decline from peak	-14.18%	-32.82%	+18.64%
Average Drawdown Average peak-to-trough decline	-20.33%	-50.71%	+30.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.22%	27.25%	-18.03%

Volatility

ATAT vs. ISSC - Volatility Comparison

The current volatility for Atour Lifestyle Holdings Limited (ATAT) is 13.47%, while Innovative Solutions and Support, Inc. (ISSC) has a volatility of 28.90%. This indicates that ATAT experiences smaller price fluctuations and is considered to be less risky than ISSC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATAT	ISSC	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.47%	28.90%	-15.43%
Volatility (6M) Calculated over the trailing 6-month period	28.57%	59.06%	-30.49%
Volatility (1Y) Calculated over the trailing 1-year period	40.49%	86.80%	-46.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	59.26%	57.45%	+1.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	59.26%	56.25%	+3.01%

Financials

ATAT vs. ISSC - Profitability Comparison

The chart below illustrates the profitability comparison between Atour Lifestyle Holdings Limited and Innovative Solutions and Support, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ATAT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Atour Lifestyle Holdings Limited reported a gross profit of 1.21B and revenue of 2.75B. Therefore, the gross margin over that period was 44.0%.

ISSC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Innovative Solutions and Support, Inc. reported a gross profit of 11.88M and revenue of 21.81M. Therefore, the gross margin over that period was 54.5%.

ATAT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Atour Lifestyle Holdings Limited reported an operating income of 542.47M and revenue of 2.75B, resulting in an operating margin of 19.7%.

ISSC - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Innovative Solutions and Support, Inc. reported an operating income of 6.29M and revenue of 21.81M, resulting in an operating margin of 28.9%.

ATAT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Atour Lifestyle Holdings Limited reported a net income of 473.71M and revenue of 2.75B, resulting in a net margin of 17.2%.

ISSC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Innovative Solutions and Support, Inc. reported a net income of 4.06M and revenue of 21.81M, resulting in a net margin of 18.6%.