AORT vs. ATEN

Last updated Jun 4, 2026

AORT (Artivion, Inc.) and ATEN (A10 Networks, Inc.) are both stocks. AORT operates in Medical Devices (Healthcare), while ATEN operates in Software - Infrastructure (Technology). Over the past 10 years, AORT returned 5.73%/yr vs 17.58%/yr for ATEN. At a 0.31 correlation, their price movements are largely independent.

Performance

AORT vs. ATEN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Artivion, Inc. (AORT) and A10 Networks, Inc. (ATEN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AORT achieves a -54.88% return, which is significantly lower than ATEN's 78.64% return. Over the past 10 years, AORT has underperformed ATEN with an annualized return of 5.73%, while ATEN has yielded a comparatively higher 17.58% annualized return.

AORT

• 1D: 0.78%
• 1M: -42.08%
• YTD: -54.88%
• 6M: -54.75%
• 1Y: -27.66%
• 3Y*: 10.41%
• 5Y*: -6.56%
• 10Y*: 5.73%

ATEN

• 1D: -3.68%
• 1M: 16.52%
• YTD: 78.64%
• 6M: 79.14%
• 1Y: 78.86%
• 3Y*: 30.27%
• 5Y*: 27.49%
• 10Y*: 17.58%

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

AORT vs. ATEN - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AORT Artivion, Inc.	-54.88%	59.53%	59.90%	47.52%	-40.44%	-13.81%	-12.85%	-4.55%	48.20%	-0.00%
ATEN A10 Networks, Inc.	78.64%	-2.59%	42.08%	-19.43%	1.70%	68.66%	43.52%	10.10%	-19.17%	-7.10%

Correlation

The correlation between AORT and ATEN is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.24
Correlation (5Y) Calculated over the trailing 5-year period	0.29
Correlation (10Y) Calculated over the trailing 10-year period	0.33
Correlation (All Time) Calculated using the full available price history since Mar 24, 2014	0.31

Over the past year, the correlation between AORT and ATEN has dropped to 0.07 - well below their long-term average of 0.31, suggesting their price drivers have been diverging.

Fundamentals

Market Cap AORT : $1.02B ATEN : $2.29B
EPS AORT : $0.24 ATEN : $0.61
PE Ratio AORT : 85.16 ATEN : 51.39
PS Ratio AORT : 2.17 ATEN : 7.66
PB Ratio AORT : 2.27 ATEN : 10.38
Total Revenue (TTM) AORT : $458.69M ATEN : $299.42M
Gross Profit (TTM) AORT : $292.61M ATEN : $237.54M
EBITDA (TTM) AORT : $53.91M ATEN : $67.78M

Return for Risk

AORT vs. ATEN — Risk / Return Rank

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

AORT

AORT Risk / Return Rank: 17
AORT Sharpe Ratio Rank: 17
AORT Sortino Ratio Rank: 20
AORT Omega Ratio Rank: 17
AORT Calmar Ratio Rank: 24
AORT Martin Ratio Rank: 6

ATEN

ATEN Risk / Return Rank: 88
ATEN Sharpe Ratio Rank: 91
ATEN Sortino Ratio Rank: 89
ATEN Omega Ratio Rank: 87
ATEN Calmar Ratio Rank: 90
ATEN 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.

AORT vs. ATEN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Artivion, Inc. (AORT) and A10 Networks, Inc. (ATEN). 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.

	AORT	ATEN	Difference
Sharpe ratio Return per unit of total volatility	-0.54	2.47	-3.01
Sortino ratio Return per unit of downside risk	-0.49	3.12	-3.61
Omega ratio Gain probability vs. loss probability	0.92	1.39	-0.47
Calmar ratio Return relative to maximum drawdown	-0.49	4.59	-5.08
Martin ratio Return relative to average drawdown	-1.48	8.72	-10.20
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AORT vs. ATEN - Sharpe Ratio Comparison

The current AORT Sharpe Ratio is -0.54, which is lower than the ATEN Sharpe Ratio of 2.47. The chart below compares the historical Sharpe Ratios of AORT and ATEN, 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

	AORT	ATEN	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.54	2.47	-3.01
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.15	0.65	-0.80
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.13	0.41	-0.28
Sharpe Ratio (All Time) Calculated using the full available price history	0.08	0.13	-0.05

Drawdowns

AORT vs. ATEN - Drawdown Comparison

The maximum AORT drawdown since its inception was -95.72%, which is greater than ATEN's maximum drawdown of -78.29%. Use the drawdown chart below to compare losses from any high point for AORT and ATEN.

Drawdown Indicators

	AORT	ATEN	Difference
Max Drawdown Largest peak-to-trough decline	-95.72%	-78.29%	-17.43%
Max Drawdown (1Y) Largest decline over 1 year	-57.13%	-17.26%	-39.87%
Max Drawdown (3Y) Largest decline over 3 years	-57.13%	-32.14%	-24.99%
Max Drawdown (5Y) Largest decline over 5 years	-66.35%	-43.87%	-22.48%
Max Drawdown (10Y) Largest decline over 10 years	-72.00%	-67.32%	-4.68%
Current Drawdown Current decline from peak	-56.79%	-3.68%	-53.11%
Average Drawdown Average peak-to-trough decline	-56.64%	-40.27%	-16.37%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.76%	9.07%	+9.69%

Volatility

AORT vs. ATEN - Volatility Comparison

Artivion, Inc. (AORT) has a higher volatility of 34.73% compared to A10 Networks, Inc. (ATEN) at 9.20%. This indicates that AORT's price experiences larger fluctuations and is considered to be riskier than ATEN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AORT	ATEN	Difference
Volatility (1M) Calculated over the trailing 1-month period	34.73%	9.20%	+25.53%
Volatility (6M) Calculated over the trailing 6-month period	42.96%	24.65%	+18.31%
Volatility (1Y) Calculated over the trailing 1-year period	51.14%	32.10%	+19.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	44.88%	42.35%	+2.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	44.73%	43.10%	+1.63%

Dividends

AORT vs. ATEN - Dividend Comparison

AORT has not paid dividends to shareholders, while ATEN's dividend yield for the trailing twelve months is around 0.76%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AORT Artivion, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	1.11%
ATEN A10 Networks, Inc.	0.76%	1.36%	1.30%	1.82%	1.26%	0.30%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

AORT vs. ATEN - Profitability Comparison

The chart below illustrates the profitability comparison between Artivion, Inc. and A10 Networks, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

AORT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Artivion, Inc. reported a gross profit of 75.45M and revenue of 116.34M. Therefore, the gross margin over that period was 64.9%.

ATEN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, A10 Networks, Inc. reported a gross profit of 59.72M and revenue of 75.00M. Therefore, the gross margin over that period was 79.6%.

AORT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Artivion, Inc. reported an operating income of 5.79M and revenue of 116.34M, resulting in an operating margin of 5.0%.

ATEN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, A10 Networks, Inc. reported an operating income of 13.00M and revenue of 75.00M, resulting in an operating margin of 17.3%.

AORT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Artivion, Inc. reported a net income of 1.42M and revenue of 116.34M, resulting in a net margin of 1.2%.

ATEN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, A10 Networks, Inc. reported a net income of 12.03M and revenue of 75.00M, resulting in a net margin of 16.0%.

Frequently Asked Questions

Can I hold both AORT and ATEN in my portfolio?

AORT and ATEN have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AORT or ATEN?

AORT has higher volatility (34.73%) compared to ATEN (9.20%). In terms of maximum drawdown, AORT dropped -95.72% vs ATEN's -78.29%.

Which has better risk-adjusted returns?

ATEN currently has the higher Sharpe Ratio (2.47 vs -0.54), 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.