ATEYY vs. MU

Last updated Jun 9, 2026

ATEYY (Advantest Corp DRC) and MU (Micron Technology, Inc.) are both stocks. Both are in the Technology sector — ATEYY in Semiconductor Equipment & Materials, MU in Semiconductors. Over the past 10 years, ATEYY returned 51.21%/yr vs 55.03%/yr for MU. At a 0.35 correlation, their price movements are largely independent.

Performance

ATEYY vs. MU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Advantest Corp DRC (ATEYY) and Micron Technology, Inc. (MU). 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 MU's 232.74% return. Over the past 10 years, ATEYY has underperformed MU with an annualized return of 51.21%, while MU has yielded a comparatively higher 55.03% annualized 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%

MU

• 1D: 9.87%
• 1M: 27.11%
• YTD: 232.74%
• 6M: 284.77%
• 1Y: 776.52%
• 3Y*: 144.94%
• 5Y*: 65.39%
• 10Y*: 55.03%

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

ATEYY vs. MU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ATEYY Advantest Corp DRC	31.02%	122.70%	68.99%	111.43%	-33.43%	27.37%	30.96%	176.84%	12.51%	12.66%
MU Micron Technology, Inc.	232.74%	240.24%	-0.96%	71.93%	-45.93%	24.21%	39.79%	69.49%	-22.84%	87.59%

Correlation

The correlation between ATEYY and MU is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (3Y) Calculated over the trailing 3-year period	0.45
Correlation (5Y) Calculated over the trailing 5-year period	0.45
Correlation (10Y) Calculated over the trailing 10-year period	0.35
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.35

The correlation between ATEYY and MU shifts across timeframes, from 0.35 (all time) to 0.45 (3 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap ATEYY : $120.75B MU : $1.08T
EPS ATEYY : $520.21 MU : $21.26
PE Ratio ATEYY : 0.32 MU : 44.66
PEG Ratio ATEYY : 0.00 MU : 0.17
PS Ratio ATEYY : 0.11 MU : 18.53
PB Ratio ATEYY : 0.15 MU : 14.94
Total Revenue (TTM) ATEYY : $1.14T MU : $58.12B
Gross Profit (TTM) ATEYY : $736.09B MU : $33.96B
EBITDA (TTM) ATEYY : $533.69B MU : $25.99B

Return for Risk

ATEYY vs. MU — 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

MU

MU Risk / Return Rank: 99
MU Sharpe Ratio Rank: 100
MU Sortino Ratio Rank: 99
MU Omega Ratio Rank: 98
MU Calmar Ratio Rank: 100
MU Martin Ratio Rank: 100

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. MU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Advantest Corp DRC (ATEYY) and Micron Technology, Inc. (MU). 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	MU	Difference
Sharpe ratio: Return per unit of total volatility	2.96	11.44	-8.47
Sortino ratio: Return per unit of downside risk	3.19	6.27	-3.08
Omega ratio: Gain probability vs. loss probability	1.39	1.81	-0.42
Calmar ratio: Return relative to maximum drawdown	6.05	25.90	-19.85
Martin ratio: Return relative to average drawdown	16.62	100.37	-83.75
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. MU - Sharpe Ratio Comparison

The current ATEYY Sharpe Ratio is 2.96, which is lower than the MU Sharpe Ratio of 11.44. The chart below compares the historical Sharpe Ratios of ATEYY and MU, 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	MU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.96	11.44	-8.47
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.94	1.24	-0.30
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.07	1.11	-0.04
Sharpe Ratio (All Time) Calculated using the full available price history	1.13	0.31	+0.82

Drawdowns

ATEYY vs. MU - Drawdown Comparison

The maximum ATEYY drawdown since its inception was -56.48%, smaller than the maximum MU drawdown of -98.25%. Use the drawdown chart below to compare losses from any high point for ATEYY and MU.

Drawdown Indicators

	ATEYY	MU	Difference
Max Drawdown Largest peak-to-trough decline	-56.48%	-98.25%	+41.77%
Max Drawdown (1Y) Largest decline over 1 year	-33.24%	-30.28%	-2.96%
Max Drawdown (3Y) Largest decline over 3 years	-44.70%	-57.63%	+12.93%
Max Drawdown (5Y) Largest decline over 5 years	-56.48%	-57.63%	+1.15%
Max Drawdown (10Y) Largest decline over 10 years	-56.48%	-57.63%	+1.15%
Current Drawdown Current decline from peak	-16.54%	-12.07%	-4.47%
Average Drawdown Average peak-to-trough decline	-14.23%	-58.19%	+43.96%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.08%	7.80%	+4.28%

Volatility

ATEYY vs. MU - Volatility Comparison

The current volatility for Advantest Corp DRC (ATEYY) is 21.85%, while Micron Technology, Inc. (MU) has a volatility of 34.16%. This indicates that ATEYY experiences smaller price fluctuations and is considered to be less risky than MU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATEYY	MU	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.85%	34.16%	-12.31%
Volatility (6M) Calculated over the trailing 6-month period	51.89%	56.74%	-4.85%
Volatility (1Y) Calculated over the trailing 1-year period	68.01%	68.70%	-0.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	52.61%	52.91%	-0.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	48.23%	49.99%	-1.76%

Dividends

ATEYY vs. MU - Dividend Comparison

ATEYY has not paid dividends to shareholders, while MU's dividend yield for the trailing twelve months is around 0.05%.

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%
MU Micron Technology, Inc.	0.05%	0.16%	0.55%	0.54%	0.89%	0.21%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

ATEYY vs. MU - Profitability Comparison

The chart below illustrates the profitability comparison between Advantest Corp DRC and Micron Technology, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ATEYY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Advantest Corp DRC reported a gross profit of 225.18B and revenue of 334.10B. Therefore, the gross margin over that period was 67.4%.

MU - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Micron Technology, Inc. reported a gross profit of 17.75B and revenue of 23.86B. Therefore, the gross margin over that period was 74.4%.

ATEYY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Advantest Corp DRC reported an operating income of 156.38B and revenue of 334.10B, resulting in an operating margin of 46.8%.

MU - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Micron Technology, Inc. reported an operating income of 16.13B and revenue of 23.86B, resulting in an operating margin of 67.6%.

ATEYY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Advantest Corp DRC reported a net income of 129.16B and revenue of 334.10B, resulting in a net margin of 38.7%.

MU - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Micron Technology, Inc. reported a net income of 13.79B and revenue of 23.86B, resulting in a net margin of 57.8%.

Frequently Asked Questions

Can I hold both ATEYY and MU in my portfolio?

ATEYY and MU have a correlation of 0.45, 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 MU?

MU has higher volatility (34.16%) compared to ATEYY (21.85%). In terms of maximum drawdown, ATEYY dropped -56.48% vs MU's -98.25%.

Which has better risk-adjusted returns?

MU currently has the higher Sharpe Ratio (11.44 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.