ASPN vs. ^NDX

Last updated Apr 1, 2026

Compare and contrast key facts about Aspen Aerogels, Inc. (ASPN) and NASDAQ 100 Index (^NDX).

Performance

ASPN vs. ^NDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Aspen Aerogels, Inc. (ASPN) and NASDAQ 100 Index (^NDX). The values are adjusted to include any dividend payments, if applicable.

ASPN vs. ^NDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ASPN Aspen Aerogels, Inc.	20.85%	-76.18%	-24.71%	33.84%	-76.32%	198.32%	115.08%	264.32%	-56.35%	18.16%
^NDX NASDAQ 100 Index	-5.98%	20.17%	24.88%	53.81%	-32.97%	26.63%	47.58%	37.96%	-1.04%	31.52%

Returns By Period

In the year-to-date period, ASPN achieves a 20.85% return, which is significantly higher than ^NDX's -5.98% return. Over the past 10 years, ASPN has underperformed ^NDX with an annualized return of -2.49%, while ^NDX has yielded a comparatively higher 18.01% annualized return.

ASPN

• 1D: 7.89%
• 1M: 9.62%
• YTD: 20.85%
• 6M: -50.86%
• 1Y: -46.48%
• 3Y*: -22.86%
• 5Y*: -30.30%
• 10Y*: -2.49%

^NDX

• 1D: 3.43%
• 1M: -4.89%
• YTD: -5.98%
• 6M: -3.81%
• 1Y: 23.14%
• 3Y*: 21.67%
• 5Y*: 12.24%
• 10Y*: 18.01%

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

Return for Risk

ASPN vs. ^NDX — Risk / Return Rank

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

ASPN

ASPN Risk / Return Rank: 22
ASPN Sharpe Ratio Rank: 19
ASPN Sortino Ratio Rank: 26
ASPN Omega Ratio Rank: 25
ASPN Calmar Ratio Rank: 18
ASPN Martin Ratio Rank: 19

^NDX

^NDX Risk / Return Rank: 80
^NDX Sharpe Ratio Rank: 75
^NDX Sortino Ratio Rank: 82
^NDX Omega Ratio Rank: 80
^NDX Calmar Ratio Rank: 80
^NDX 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.

ASPN vs. ^NDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Aspen Aerogels, Inc. (ASPN) and NASDAQ 100 Index (^NDX). 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.

	ASPN	^NDX	Difference
Sharpe ratio Return per unit of total volatility	-0.50	1.02	-1.53
Sortino ratio Return per unit of downside risk	-0.20	1.60	-1.80
Omega ratio Gain probability vs. loss probability	0.97	1.23	-0.26
Calmar ratio Return relative to maximum drawdown	-0.68	1.82	-2.50
Martin ratio Return relative to average drawdown	-1.19	6.70	-7.89
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ASPN vs. ^NDX - Sharpe Ratio Comparison

The current ASPN Sharpe Ratio is -0.50, which is lower than the ^NDX Sharpe Ratio of 1.02. The chart below compares the historical Sharpe Ratios of ASPN and ^NDX, 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

	ASPN	^NDX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.50	1.02	-1.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.35	0.54	-0.90
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.03	0.80	-0.84
Sharpe Ratio (All Time) Calculated using the full available price history	-0.13	0.55	-0.68

Correlation

The correlation between ASPN and ^NDX is 0.32, 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.

Drawdowns

ASPN vs. ^NDX - Drawdown Comparison

The maximum ASPN drawdown since its inception was -95.96%, which is greater than ^NDX's maximum drawdown of -82.90%. Use the drawdown chart below to compare losses from any high point for ASPN and ^NDX.

Drawdown Indicators

	ASPN	^NDX	Difference
Max Drawdown Largest peak-to-trough decline	-95.96%	-82.90%	-13.06%
Max Drawdown (1Y) Largest decline over 1 year	-70.86%	-12.72%	-58.14%
Max Drawdown (5Y) Largest decline over 5 years	-95.96%	-35.56%	-60.40%
Max Drawdown (10Y) Largest decline over 10 years	-95.96%	-35.56%	-60.40%
Current Drawdown Current decline from peak	-94.63%	-9.11%	-85.52%
Average Drawdown Average peak-to-trough decline	-55.84%	-24.72%	-31.12%
Ulcer Index Depth and duration of drawdowns from previous peaks	40.41%	3.45%	+36.96%

Volatility

ASPN vs. ^NDX - Volatility Comparison

Aspen Aerogels, Inc. (ASPN) has a higher volatility of 19.65% compared to NASDAQ 100 Index (^NDX) at 6.57%. This indicates that ASPN's price experiences larger fluctuations and is considered to be riskier than ^NDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ASPN	^NDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	19.65%	6.57%	+13.08%
Volatility (6M) Calculated over the trailing 6-month period	84.75%	12.88%	+71.87%
Volatility (1Y) Calculated over the trailing 1-year period	92.66%	22.75%	+69.91%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	86.71%	22.62%	+64.09%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	74.42%	22.48%	+51.94%