ATEYY vs. ERAS

Last updated Jun 9, 2026

ATEYY (Advantest Corp DRC) and ERAS (Erasca, Inc.) are both stocks. ATEYY operates in Semiconductor Equipment & Materials (Technology), while ERAS operates in Biotechnology (Healthcare). Over the past 3 years, ATEYY returned 73.30%/yr vs 63.40%/yr for ERAS. At a 0.14 correlation, their price movements are largely independent.

Performance

ATEYY vs. ERAS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Advantest Corp DRC (ATEYY) and Erasca, Inc. (ERAS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ATEYY achieves a 31.02% return, which is significantly lower than ERAS's 245.97% return.

ATEYY

• 1D: 7.82%
• 1M: -16.54%
• YTD: 31.02%
• 6M: 27.11%
• 1Y: 199.81%
• 3Y*: 73.30%
• 5Y*: 49.34%
• 10Y*: 51.21%

ERAS

• 1D: 7.52%
• 1M: 27.17%
• YTD: 245.97%
• 6M: 285.33%
• 1Y: 704.37%
• 3Y*: 63.40%
• 5Y*: —
• 10Y*: —

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

ATEYY vs. ERAS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
ATEYY Advantest Corp DRC	31.02%	122.70%	68.99%	111.43%	-33.43%	14.64%
ERAS Erasca, Inc.	245.97%	48.21%	17.84%	-50.58%	-72.34%	-10.61%

Correlation

The correlation between ATEYY and ERAS is 0.04, 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	0.04
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (All Time) Calculated using the full available price history since Jul 19, 2021	0.14

Fundamentals

Market Cap ATEYY : $120.75B ERAS : $3.92B
EPS ATEYY : $520.21 ERAS : -$0.96
PB Ratio ATEYY : 0.15 ERAS : 9.95
Total Revenue (TTM) ATEYY : $1.14T ERAS : $0.00
Gross Profit (TTM) ATEYY : $736.09B ERAS : -$743.00K
EBITDA (TTM) ATEYY : $533.69B ERAS : -$279.47M

Return for Risk

ATEYY vs. ERAS — Risk / Return Rank

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

ATEYY

ATEYY Risk / Return Rank: 92
ATEYY Sharpe Ratio Rank: 95
ATEYY Sortino Ratio Rank: 91
ATEYY Omega Ratio Rank: 89
ATEYY Calmar Ratio Rank: 94
ATEYY Martin Ratio Rank: 94

ERAS

ERAS Risk / Return Rank: 98
ERAS Sharpe Ratio Rank: 100
ERAS Sortino Ratio Rank: 96
ERAS Omega Ratio Rank: 97
ERAS Calmar Ratio Rank: 98
ERAS Martin Ratio Rank: 99

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.

ATEYY vs. ERAS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Advantest Corp DRC (ATEYY) and Erasca, Inc. (ERAS). 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.

	ATEYY	ERAS	Difference
Sharpe ratio: Return per unit of total volatility	2.96	6.83	-3.87
Sortino ratio: Return per unit of downside risk	3.19	4.19	-0.99
Omega ratio: Gain probability vs. loss probability	1.39	1.66	-0.27
Calmar ratio: Return relative to maximum drawdown	6.05	11.96	-5.91
Martin ratio: Return relative to average drawdown	16.62	38.13	-21.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ATEYY vs. ERAS - Sharpe Ratio Comparison

The current ATEYY Sharpe Ratio is 2.96, which is lower than the ERAS Sharpe Ratio of 6.83. The chart below compares the historical Sharpe Ratios of ATEYY and ERAS, 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

	ATEYY	ERAS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.96	6.83	-3.87
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.94	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.07	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.13	-0.07	+1.20

Drawdowns

ATEYY vs. ERAS - Drawdown Comparison

The maximum ATEYY drawdown since its inception was -56.48%, smaller than the maximum ERAS drawdown of -95.65%. Use the drawdown chart below to compare losses from any high point for ATEYY and ERAS.

Drawdown Indicators

	ATEYY	ERAS	Difference
Max Drawdown Largest peak-to-trough decline	-56.48%	-95.65%	+39.17%
Max Drawdown (1Y) Largest decline over 1 year	-33.24%	-59.46%	+26.22%
Max Drawdown (3Y) Largest decline over 3 years	-44.70%	-67.68%	+22.98%
Max Drawdown (5Y) Largest decline over 5 years	-56.48%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-56.48%	—	—
Current Drawdown Current decline from peak	-16.54%	-47.12%	+30.58%
Average Drawdown Average peak-to-trough decline	-14.23%	-74.82%	+60.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.08%	18.61%	-6.53%

Volatility

ATEYY vs. ERAS - Volatility Comparison

Advantest Corp DRC (ATEYY) has a higher volatility of 21.85% compared to Erasca, Inc. (ERAS) at 20.75%. This indicates that ATEYY's price experiences larger fluctuations and is considered to be riskier than ERAS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATEYY	ERAS	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.85%	20.75%	+1.10%
Volatility (6M) Calculated over the trailing 6-month period	51.89%	96.00%	-44.11%
Volatility (1Y) Calculated over the trailing 1-year period	68.01%	104.32%	-36.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	52.61%	83.42%	-30.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	48.23%	83.42%	-35.19%

Dividends

ATEYY vs. ERAS - Dividend Comparison

Neither ATEYY nor ERAS has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
ATEYY Advantest Corp DRC	0.00%	0.11%	0.22%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	1.18%	1.24%
ERAS Erasca, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both ATEYY and ERAS in my portfolio?

ATEYY and ERAS have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ATEYY or ERAS?

ATEYY has higher volatility (21.85%) compared to ERAS (20.75%). In terms of maximum drawdown, ATEYY dropped -56.48% vs ERAS's -95.65%.

Which has better risk-adjusted returns?

ERAS currently has the higher Sharpe Ratio (6.83 vs 2.96), 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.