LIMI vs. YCS

Last updated Jun 23, 2026

LIMI (Themes Lithium & Battery Metal Miners ETF) and YCS (ProShares UltraShort Yen) are both exchange-traded funds - LIMI is a Lithium & Battery Metals fund tracking the BITA Global Lithium and Battery Metals Select Index, while YCS is a Leveraged Currency fund tracking the USD/JPY Exchange Rate (-200%). Both are passively managed. Over the past year, LIMI returned 144.15% vs 31.36% for YCS. At a correlation of -0.05, they often move in opposite directions. LIMI charges 0.35%/yr vs 1.00%/yr for YCS.

Performance

LIMI vs. YCS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Themes Lithium & Battery Metal Miners ETF (LIMI) and ProShares UltraShort Yen (YCS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LIMI achieves a 14.44% return, which is significantly higher than YCS's 9.78% return.

LIMI

• 1D: -0.76%
• 1M: -5.92%
• YTD: 14.44%
• 6M: 18.30%
• 1Y: 144.15%
• 3Y*: —
• 5Y*: —
• 10Y*: —

YCS

• 1D: 0.40%
• 1M: 3.71%
• YTD: 9.78%
• 6M: 9.63%
• 1Y: 31.36%
• 3Y*: 18.43%
• 5Y*: 23.50%
• 10Y*: 13.63%

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

LIMI vs. YCS - Yearly Performance Comparison

	2026 (YTD)	2025	2024
LIMI Themes Lithium & Battery Metal Miners ETF	14.44%	91.22%	-0.82%
YCS ProShares UltraShort Yen	9.78%	9.04%	20.43%

Correlation

The correlation between LIMI and YCS is -0.06, 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	-0.06
Correlation (All Time) Calculated using the full available price history since Sep 24, 2024	-0.05

Return for Risk

LIMI vs. YCS — Risk / Return Rank

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

LIMI

LIMI Risk / Return Rank: 86
LIMI Sharpe Ratio Rank: 93
LIMI Sortino Ratio Rank: 82
LIMI Omega Ratio Rank: 77
LIMI Calmar Ratio Rank: 93
LIMI Martin Ratio Rank: 86

YCS

YCS Risk / Return Rank: 61
YCS Sharpe Ratio Rank: 57
YCS Sortino Ratio Rank: 49
YCS Omega Ratio Rank: 57
YCS Calmar Ratio Rank: 77
YCS Martin Ratio Rank: 67

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.

LIMI vs. YCS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Themes Lithium & Battery Metal Miners ETF (LIMI) and ProShares UltraShort Yen (YCS). 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.

	LIMI	YCS	Difference
Sharpe ratio: Return per unit of total volatility	3.25	1.86	+1.39
Sortino ratio: Return per unit of downside risk	3.48	2.37	+1.11
Omega ratio: Gain probability vs. loss probability	1.44	1.35	+0.09
Calmar ratio: Return relative to maximum drawdown	6.31	3.79	+2.51
Martin ratio: Return relative to average drawdown	17.46	11.86	+5.60

LIMI vs. YCS - Sharpe Ratio Comparison

The current LIMI Sharpe Ratio is 3.25, which is higher than the YCS Sharpe Ratio of 1.86. The chart below compares the historical Sharpe Ratios of LIMI and YCS, 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

LIMI vs. YCS - Drawdown Comparison

The maximum LIMI drawdown since its inception was -43.77%, smaller than the maximum YCS drawdown of -49.56%. Use the drawdown chart below to compare losses from any high point for LIMI and YCS.

Drawdown Indicators

	LIMI	YCS	Difference
Max Drawdown Largest peak-to-trough decline	-43.77%	-49.56%	+5.79%
Max Drawdown (1Y) Largest decline over 1 year	-23.00%	-8.30%	-14.70%
Max Drawdown (3Y) Largest decline over 3 years	—	-23.05%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-27.32%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-27.32%	—
Current Drawdown Current decline from peak	-15.24%	0.00%	-15.24%
Average Drawdown Average peak-to-trough decline	-13.09%	-19.88%	+6.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.29%	2.65%	+5.64%

Volatility

LIMI vs. YCS - Volatility Comparison

Themes Lithium & Battery Metal Miners ETF (LIMI) has a higher volatility of 11.79% compared to ProShares UltraShort Yen (YCS) at 2.22%. This indicates that LIMI's price experiences larger fluctuations and is considered to be riskier than YCS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LIMI	YCS	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.79%	2.22%	+9.57%
Volatility (6M) Calculated over the trailing 6-month period	30.32%	12.19%	+18.13%
Volatility (1Y) Calculated over the trailing 1-year period	44.67%	16.96%	+27.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	41.63%	21.10%	+20.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	41.63%	18.96%	+22.67%

LIMI vs. YCS - Expense Ratio Comparison

LIMI has a 0.35% expense ratio, which is lower than YCS's 1.00% expense ratio.

Dividends

LIMI vs. YCS - Dividend Comparison

LIMI's dividend yield for the trailing twelve months is around 0.47%, while YCS has not paid dividends to shareholders.

Position	TTM	2025	2024
LIMI Themes Lithium & Battery Metal Miners ETF	0.47%	0.54%	8.14%
YCS ProShares UltraShort Yen	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both LIMI and YCS in my portfolio?

LIMI and YCS have a correlation of -0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LIMI or YCS?

LIMI has higher volatility (11.79%) compared to YCS (2.22%). In terms of maximum drawdown, LIMI dropped -43.77% vs YCS's -49.56%.

Which ETF is better, LIMI or YCS?

On 1-year performance, LIMI leads with 144.15% vs 31.36% for YCS. On fees, LIMI is cheaper at 0.35% per year. On volatility, YCS has been the lower-risk option at 2.22%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, LIMI or YCS?

Over the 1-year period, LIMI has performed better with a 144.15% return vs 31.36%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, LIMI or YCS?

LIMI is cheaper with a 0.35% expense ratio, compared with 1.00% for YCS.

Which ETF pays a higher dividend yield, LIMI or YCS?

LIMI has the higher dividend yield at 0.47%, compared with 0.00% for YCS.

What is the main difference between LIMI and YCS?

LIMI is categorized as Lithium & Battery Metals, while YCS is Leveraged Currency. LIMI tracks BITA Global Lithium and Battery Metals Select Index, while YCS tracks USD/JPY Exchange Rate (-200%). They also come from different issuers: Themes and ProShares. Their fees differ too: 0.35% for LIMI and 1.00% for YCS.

Which has better risk-adjusted returns?

LIMI currently has the higher Sharpe Ratio (3.25 vs 1.86), 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.