ACMR vs. ARCT

Last updated Jun 4, 2026

ACMR (ACM Research, Inc.) and ARCT (Arcturus Therapeutics Holdings Inc.) are both stocks. ACMR operates in Semiconductor Equipment & Materials (Technology), while ARCT operates in Biotechnology (Healthcare). Over the past 5 years, ACMR returned 26.00%/yr vs -24.38%/yr for ARCT. At a 0.33 correlation, their price movements are largely independent.

Performance

ACMR vs. ARCT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ACM Research, Inc. (ACMR) and Arcturus Therapeutics Holdings Inc. (ARCT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ACMR achieves a 125.25% return, which is significantly higher than ARCT's 23.98% return.

ACMR

• 1D: -3.33%
• 1M: 73.45%
• YTD: 125.25%
• 6M: 161.81%
• 1Y: 280.56%
• 3Y*: 107.40%
• 5Y*: 26.00%
• 10Y*: —

ARCT

• 1D: -0.65%
• 1M: -11.32%
• YTD: 23.98%
• 6M: 15.33%
• 1Y: -41.54%
• 3Y*: -34.37%
• 5Y*: -24.38%
• 10Y*: —

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

ACMR vs. ARCT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
ACMR ACM Research, Inc.	125.25%	161.26%	-22.72%	153.44%	-72.87%	4.95%	127.40%
ARCT Arcturus Therapeutics Holdings Inc.	23.98%	-63.88%	-46.18%	85.91%	-54.17%	-14.68%	155.18%

Correlation

The correlation between ACMR and ARCT is 0.30, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.30
Correlation (3Y) Calculated over the trailing 3-year period	0.29
Correlation (5Y) Calculated over the trailing 5-year period	0.35
Correlation (All Time) Calculated using the full available price history since Apr 17, 2020	0.33

Fundamentals

Market Cap ACMR : $6.20B ARCT : $216.00M
EPS ACMR : $1.33 ARCT : -$1.81
PS Ratio ACMR : 6.35 ARCT : 4.47
PB Ratio ACMR : 3.92 ARCT : 1.13
Total Revenue (TTM) ACMR : $960.23M ARCT : $46.80M
Gross Profit (TTM) ACMR : $424.76M ARCT : $40.72M
EBITDA (TTM) ACMR : $162.91M ARCT : -$84.61M

Return for Risk

ACMR vs. ARCT — Risk / Return Rank

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

ACMR

ACMR Risk / Return Rank: 93
ACMR Sharpe Ratio Rank: 97
ACMR Sortino Ratio Rank: 91
ACMR Omega Ratio Rank: 91
ACMR Calmar Ratio Rank: 93
ACMR Martin Ratio Rank: 93

ARCT

ARCT Risk / Return Rank: 25
ARCT Sharpe Ratio Rank: 21
ARCT Sortino Ratio Rank: 28
ARCT Omega Ratio Rank: 28
ARCT Calmar Ratio Rank: 21
ARCT Martin Ratio Rank: 26

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.

ACMR vs. ARCT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ACM Research, Inc. (ACMR) and Arcturus Therapeutics Holdings Inc. (ARCT). 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.

	ACMR	ARCT	Difference
Sharpe ratio Return per unit of total volatility	3.79	-0.45	+4.24
Sortino ratio Return per unit of downside risk	3.38	-0.08	+3.46
Omega ratio Gain probability vs. loss probability	1.48	0.99	+0.49
Calmar ratio Return relative to maximum drawdown	6.10	-0.56	+6.66
Martin ratio Return relative to average drawdown	15.65	-0.79	+16.44
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ACMR vs. ARCT - Sharpe Ratio Comparison

The current ACMR Sharpe Ratio is 3.79, which is higher than the ARCT Sharpe Ratio of -0.45. The chart below compares the historical Sharpe Ratios of ACMR and ARCT, 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

	ACMR	ARCT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.79	-0.45	+4.24
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.33	-0.27	+0.59
Sharpe Ratio (All Time) Calculated using the full available price history	0.67	-0.12	+0.79

Drawdowns

ACMR vs. ARCT - Drawdown Comparison

The maximum ACMR drawdown since its inception was -87.23%, smaller than the maximum ARCT drawdown of -95.23%. Use the drawdown chart below to compare losses from any high point for ACMR and ARCT.

Drawdown Indicators

	ACMR	ARCT	Difference
Max Drawdown Largest peak-to-trough decline	-87.23%	-95.23%	+8.00%
Max Drawdown (1Y) Largest decline over 1 year	-46.34%	-74.53%	+28.19%
Max Drawdown (3Y) Largest decline over 3 years	-58.42%	-86.71%	+28.29%
Max Drawdown (5Y) Largest decline over 5 years	-84.81%	-89.87%	+5.06%
Current Drawdown Current decline from peak	-4.31%	-93.85%	+89.54%
Average Drawdown Average peak-to-trough decline	-39.31%	-72.98%	+33.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.02%	52.77%	-34.75%

Volatility

ACMR vs. ARCT - Volatility Comparison

ACM Research, Inc. (ACMR) has a higher volatility of 25.46% compared to Arcturus Therapeutics Holdings Inc. (ARCT) at 18.67%. This indicates that ACMR's price experiences larger fluctuations and is considered to be riskier than ARCT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ACMR	ARCT	Difference
Volatility (1M) Calculated over the trailing 1-month period	25.46%	18.67%	+6.79%
Volatility (6M) Calculated over the trailing 6-month period	55.39%	40.13%	+15.26%
Volatility (1Y) Calculated over the trailing 1-year period	74.63%	92.40%	-17.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	80.33%	91.77%	-11.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	83.32%	102.22%	-18.90%

Dividends

ACMR vs. ARCT - Dividend Comparison

Neither ACMR nor ARCT has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both ACMR and ARCT in my portfolio?

ACMR and ARCT have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ACMR or ARCT?

ACMR has higher volatility (25.46%) compared to ARCT (18.67%). In terms of maximum drawdown, ACMR dropped -87.23% vs ARCT's -95.23%.

Which has better risk-adjusted returns?

ACMR currently has the higher Sharpe Ratio (3.79 vs -0.45), 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.