ACLS vs. KRE

Last updated Aug 4, 2026

ACLS (Axcelis Technologies, Inc.) is a stock, while KRE (SPDR S&P Regional Banking ETF) is Financials Equities fund tracking the S&P Regional Banks Select Industry Index. Over the past 10 years, ACLS returned 27.52%/yr vs 9.15%/yr for KRE. Their 0.39 correlation means their historical movements had little consistent relationship.

Performance

ACLS vs. KRE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Axcelis Technologies, Inc. (ACLS) and SPDR S&P Regional Banking ETF (KRE). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ACLS achieves a 63.21% return, which is significantly higher than KRE's 20.29% return. Over the past 10 years, ACLS has outperformed KRE with an annualized return of 27.52%, while KRE has yielded a comparatively lower 9.15% annualized return.

ACLS

• 1D: 0.57%
• 1M: -9.26%
• 6M: 47.64%
• YTD: 63.21%
• 1Y: 90.72%
• 3Y*: -9.30%
• 5Y*: 27.63%
• 10Y*: 27.52%
• ALL TIME*: 0.68%

KRE

• 1D: 1.31%
• 1M: 2.72%
• 6M: 11.31%
• YTD: 20.29%
• 1Y: 34.19%
• 3Y*: 19.96%
• 5Y*: 7.18%
• 10Y*: 9.15%
• ALL TIME*: 4.89%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ACLS Axcelis Technologies, Inc.	$50.67M	$60.44M	$96.05M
KRE SPDR S&P Regional Banking ETF	$957.61M	$982.77M	$1.06B

ACLS vs. KRE - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ACLS Axcelis Technologies, Inc.	63.21%	14.98%	-46.13%	63.42%	6.44%	156.04%	20.83%	35.39%	-37.98%	97.25%
KRE SPDR S&P Regional Banking ETF	20.29%	10.21%	18.58%	-7.61%	-15.08%	39.29%	-7.43%	27.44%	-18.81%	7.49%

Correlation

The correlation between ACLS and KRE is 0.23, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.23
Correlation (3Y) Balances recent behavior with more history.	0.30
Correlation (5Y) Shows whether the relationship held over a longer period.	0.39
Correlation (10Y) Provides a long-term view across more market conditions.	0.39
Correlation (All Time) Calculated using the full available price history since Jun 22, 2006	0.39

The correlation between ACLS and KRE shifts across timeframes, from 0.23 (1 year) to 0.39 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

ACLS vs. KRE — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

ACLS

ACLS Risk / Return Rank: 81
ACLS Sharpe Ratio Rank: 83
ACLS Sortino Ratio Rank: 79
ACLS Omega Ratio Rank: 79
ACLS Calmar Ratio Rank: 80
ACLS Martin Ratio Rank: 83

KRE

KRE Risk / Return Rank: 60
KRE Sharpe Ratio Rank: 63
KRE Sortino Ratio Rank: 60
KRE Omega Ratio Rank: 63
KRE Calmar Ratio Rank: 64
KRE Martin Ratio Rank: 51

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

ACLS vs. KRE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Axcelis Technologies, Inc. (ACLS) and SPDR S&P Regional Banking ETF (KRE). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	ACLS	KRE	Difference
Sharpe ratio: Return per unit of total volatility	1.38	1.51	-0.13
Sortino ratio: Return per unit of downside risk	2.01	2.09	-0.07
Omega ratio: Gain probability vs. loss probability	1.26	1.28	-0.02
Calmar ratio: Return relative to maximum drawdown	2.20	2.30	-0.10
Martin ratio: Return relative to average drawdown	6.35	6.10	+0.26

ACLS vs. KRE - Sharpe Ratio Comparison

The current ACLS Sharpe Ratio is 1.38, which is comparable to the KRE Sharpe Ratio of 1.51. The chart below compares the historical Sharpe Ratios of ACLS and KRE, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

ACLS vs. KRE - Drawdown Comparison

The maximum ACLS drawdown since its inception was -99.38%, which is greater than KRE's maximum drawdown of -68.54%. Use the drawdown chart below to compare losses from any high point for ACLS and KRE.

Drawdown Indicators

	ACLS	KRE	Difference
Max Drawdown Largest peak-to-trough decline	-99.38%	-68.54%	-30.84%
Max Drawdown (1Y) Largest decline over 1 year	-41.52%	-14.95%	-26.57%
Max Drawdown (3Y) Largest decline over 3 years	-78.01%	-28.20%	-49.81%
Max Drawdown (5Y) Largest decline over 5 years	-78.84%	-52.69%	-26.15%
Max Drawdown (10Y) Largest decline over 10 years	-78.84%	-54.92%	-23.92%
Current Drawdown Current decline from peak	-34.60%	-1.10%	-33.50%
Average Drawdown Average peak-to-trough decline	-73.23%	-21.74%	-51.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	14.33%	5.62%	+8.71%

Volatility

ACLS vs. KRE - Volatility Comparison

Axcelis Technologies, Inc. (ACLS) has a higher volatility of 23.12% compared to SPDR S&P Regional Banking ETF (KRE) at 5.47%. This indicates that ACLS's price experiences larger fluctuations and is considered to be riskier than KRE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ACLS	KRE	Difference
Volatility (1M) Calculated over the trailing 1-month period	23.12%	5.47%	+17.65%
Volatility (6M) Calculated over the trailing 6-month period	57.76%	15.34%	+42.42%
Volatility (1Y) Calculated over the trailing 1-year period	66.43%	22.85%	+43.58%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	57.00%	29.63%	+27.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	54.59%	31.78%	+22.81%

Dividends

ACLS vs. KRE - Dividend Comparison

ACLS has not paid dividends to shareholders, while KRE's dividend yield for the trailing twelve months is around 2.08%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACLS Axcelis Technologies, 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%
KRE SPDR S&P Regional Banking ETF	2.08%	2.45%	2.59%	2.99%	2.51%	1.97%	2.78%	2.21%	2.48%	1.40%	1.40%	1.80%

Frequently Asked Questions

Can I hold both ACLS and KRE in my portfolio?

ACLS and KRE have a correlation of 0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ACLS or KRE?

ACLS has higher volatility (23.12%) compared to KRE (5.47%). In terms of maximum drawdown, ACLS dropped -99.38% vs KRE's -68.54%.

Which has better risk-adjusted returns?

KRE currently has the higher Sharpe Ratio (1.51 vs 1.38), 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.