ROKT vs. MU

Last updated Jun 14, 2026

ROKT (SPDR S&P Kensho Final Frontiers ETF) is Industrials Equities fund tracking the S&P Kensho Final Frontiers Index, while MU (Micron Technology, Inc.) is a stock. Over the past 5 years, ROKT returned 23.65%/yr vs 66.21%/yr for MU. At a 0.47 correlation, their price movements are largely independent.

Performance

ROKT vs. MU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR S&P Kensho Final Frontiers ETF (ROKT) 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, ROKT achieves a 41.13% return, which is significantly lower than MU's 244.07% return.

ROKT

• 1D: -3.50%
• 1M: 2.08%
• YTD: 41.13%
• 6M: 44.16%
• 1Y: 96.95%
• 3Y*: 41.87%
• 5Y*: 23.65%
• 10Y*: —

MU

• 1D: -1.43%
• 1M: 35.46%
• YTD: 244.07%
• 6M: 307.41%
• 1Y: 751.18%
• 3Y*: 144.69%
• 5Y*: 66.21%
• 10Y*: 55.83%

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

ROKT vs. MU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
ROKT SPDR S&P Kensho Final Frontiers ETF	41.13%	50.56%	27.89%	14.41%	-0.81%	4.63%	7.99%	40.90%	-12.90%
MU Micron Technology, Inc.	244.07%	240.24%	-0.96%	71.93%	-45.93%	24.21%	39.79%	69.49%	-20.20%

Correlation

The correlation between ROKT and MU is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (5Y) Calculated over the trailing 5-year period	0.44
Correlation (All Time) Calculated using the full available price history since Oct 23, 2018	0.47

The correlation between ROKT and MU shifts across timeframes, from 0.32 (1 year) to 0.47 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ROKT vs. MU — Risk / Return Rank

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

ROKT

ROKT Risk / Return Rank: 92
ROKT Sharpe Ratio Rank: 94
ROKT Sortino Ratio Rank: 90
ROKT Omega Ratio Rank: 88
ROKT Calmar Ratio Rank: 94
ROKT Martin Ratio Rank: 95

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.

ROKT vs. MU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR S&P Kensho Final Frontiers ETF (ROKT) 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.

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.

	ROKT	MU	Difference
Sharpe ratio: Return per unit of total volatility	3.15	10.83	-7.68
Sortino ratio: Return per unit of downside risk	3.74	6.14	-2.40
Omega ratio: Gain probability vs. loss probability	1.48	1.78	-0.30
Calmar ratio: Return relative to maximum drawdown	6.38	24.91	-18.53
Martin ratio: Return relative to average drawdown	26.23	94.64	-68.40

ROKT vs. MU - Sharpe Ratio Comparison

The current ROKT Sharpe Ratio is 3.15, which is lower than the MU Sharpe Ratio of 10.83. The chart below compares the historical Sharpe Ratios of ROKT 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.

Drawdowns

ROKT vs. MU - Drawdown Comparison

The maximum ROKT drawdown since its inception was -43.16%, smaller than the maximum MU drawdown of -98.25%. Use the drawdown chart below to compare losses from any high point for ROKT and MU.

Drawdown Indicators

	ROKT	MU	Difference
Max Drawdown Largest peak-to-trough decline	-43.16%	-98.25%	+55.09%
Max Drawdown (1Y) Largest decline over 1 year	-15.27%	-30.28%	+15.01%
Max Drawdown (3Y) Largest decline over 3 years	-23.46%	-57.63%	+34.17%
Max Drawdown (5Y) Largest decline over 5 years	-23.46%	-57.63%	+34.17%
Max Drawdown (10Y) Largest decline over 10 years	—	-57.63%	—
Current Drawdown Current decline from peak	-12.20%	-9.07%	-3.13%
Average Drawdown Average peak-to-trough decline	-6.77%	-58.16%	+51.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.71%	7.95%	-4.24%

Volatility

ROKT vs. MU - Volatility Comparison

The current volatility for SPDR S&P Kensho Final Frontiers ETF (ROKT) is 16.11%, while Micron Technology, Inc. (MU) has a volatility of 32.86%. This indicates that ROKT 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

	ROKT	MU	Difference
Volatility (1M) Calculated over the trailing 1-month period	16.11%	32.86%	-16.75%
Volatility (6M) Calculated over the trailing 6-month period	27.24%	57.74%	-30.50%
Volatility (1Y) Calculated over the trailing 1-year period	30.97%	69.66%	-38.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.32%	53.18%	-29.86%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.42%	50.12%	-24.70%

Dividends

ROKT vs. MU - Dividend Comparison

ROKT's dividend yield for the trailing twelve months is around 0.28%, more than MU's 0.05% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
MU Micron Technology, Inc.	0.05%	0.16%	0.55%	0.54%	0.89%	0.21%	0.00%	0.00%	0.00%
ROKT SPDR S&P Kensho Final Frontiers ETF	0.28%	0.41%	0.57%	0.62%	0.54%	1.79%	0.48%	0.74%	0.16%

Frequently Asked Questions

Can I hold both ROKT and MU in my portfolio?

ROKT and MU have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ROKT or MU?

MU has higher volatility (32.86%) compared to ROKT (16.11%). In terms of maximum drawdown, ROKT dropped -43.16% vs MU's -98.25%.

Which has better risk-adjusted returns?

MU currently has the higher Sharpe Ratio (10.83 vs 3.15), 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.