SOXL vs. MUU

Last updated Jun 26, 2026

SOXL (Direxion Daily Semiconductor Bull 3X ETF) and MUU (Direxion Daily MU Bull 2X Shares) are both Leveraged Equities funds from Direxion - SOXL tracks the ICE Semiconductor Index while MUU tracks the Micron Technology, Inc. (200% Daily). Both are passively managed. With a 0.96 correlation, they move nearly in lockstep. SOXL charges 0.75%/yr vs 1.01%/yr for MUU.

Performance

SOXL vs. MUU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Direxion Daily Semiconductor Bull 3X ETF (SOXL) and Direxion Daily MU Bull 2X Shares (MUU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

SOXL

• 1D: 10.04%
• 1M: 11.88%
• YTD: 501.02%
• 6M: 471.39%
• 1Y: 928.01%
• 3Y*: 126.70%
• 5Y*: 44.97%
• 10Y*: 68.12%

MUU

• 1D: 31.07%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SOXL vs. MUU - Yearly Performance Comparison

	2026 (YTD)
SOXL Direxion Daily Semiconductor Bull 3X ETF	-7.30%
MUU Direxion Daily MU Bull 2X Shares	14.65%

Correlation

The correlation between SOXL and MUU is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 16, 2026	0.96

Return for Risk

SOXL vs. MUU — Risk / Return Rank

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

SOXL

SOXL Risk / Return Rank: 97
SOXL Sharpe Ratio Rank: 99
SOXL Sortino Ratio Rank: 93
SOXL Omega Ratio Rank: 93
SOXL Calmar Ratio Rank: 99
SOXL Martin Ratio Rank: 98

MUU

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

SOXL vs. MUU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Direxion Daily Semiconductor Bull 3X ETF (SOXL) and Direxion Daily MU Bull 2X Shares (MUU). 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.

	SOXL	MUU	Difference
Sharpe ratio: Return per unit of total volatility	8.03	—	—
Sortino ratio: Return per unit of downside risk	3.97	—	—
Omega ratio: Gain probability vs. loss probability	1.57	—	—
Calmar ratio: Return relative to maximum drawdown	21.57	—	—
Martin ratio: Return relative to average drawdown	68.63	—	—

Drawdowns

SOXL vs. MUU - Drawdown Comparison

The maximum SOXL drawdown since its inception was -90.46%, which is greater than MUU's maximum drawdown of -26.63%. Use the drawdown chart below to compare losses from any high point for SOXL and MUU.

Drawdown Indicators

	SOXL	MUU	Difference
Max Drawdown Largest peak-to-trough decline	-90.46%	-26.63%	-63.83%
Max Drawdown (1Y) Largest decline over 1 year	-43.47%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-87.88%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-90.46%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-90.46%	—	—
Current Drawdown Current decline from peak	-16.01%	-3.84%	-12.17%
Average Drawdown Average peak-to-trough decline	-34.94%	-11.62%	-23.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.64%	—	—

Volatility

Volatility by Period

	SOXL	MUU	Difference
Volatility (1M) Calculated over the trailing 1-month period	66.73%	—	—
Volatility (6M) Calculated over the trailing 6-month period	99.97%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	116.70%	307.99%	-191.29%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	110.41%	307.99%	-197.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	100.63%	307.99%	-207.36%

SOXL vs. MUU - Expense Ratio Comparison

SOXL has a 0.75% expense ratio, which is lower than MUU's 1.01% expense ratio.

Dividends

SOXL vs. MUU - Dividend Comparison

SOXL has not paid dividends to shareholders, while MUU's dividend yield for the trailing twelve months is around 0.17%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
MUU Direxion Daily MU Bull 2X Shares	0.17%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SOXL Direxion Daily Semiconductor Bull 3X ETF	0.00%	0.34%	1.18%	0.51%	1.07%	0.04%	0.05%	0.38%	1.30%	0.09%	4.84%

Frequently Asked Questions

Can I hold both SOXL and MUU in my portfolio?

With a correlation of 0.96, SOXL and MUU move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, SOXL or MUU?

On fees, SOXL is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SOXL or MUU?

SOXL is cheaper with a 0.75% expense ratio, compared with 1.01% for MUU.

Which ETF pays a higher dividend yield, SOXL or MUU?

MUU has the higher dividend yield at 0.17%, compared with 0.00% for SOXL.

What is the main difference between SOXL and MUU?

SOXL tracks ICE Semiconductor Index, while MUU tracks Micron Technology, Inc. (200% Daily). Their fees differ too: 0.75% for SOXL and 1.01% for MUU.