LFBE vs. YCS

Last updated Aug 4, 2026

LFBE (LifeX 2065 Longevity Income ETF) and YCS (ProShares UltraShort Yen) are both exchange-traded funds - LFBE is a Government Bonds fund actively managed by Stone Ridge, while YCS is a Leveraged Currency fund tracking the USD/JPY Exchange Rate (-200%). LFBE is actively managed, while YCS is passively managed. Over the past year, LFBE returned -1.56% vs 21.34% for YCS. Their -0.36 correlation means they have often moved in opposite directions in the past. LFBE charges 0.25%/yr vs 1.00%/yr for YCS.

Performance

LFBE vs. YCS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in LifeX 2065 Longevity Income ETF (LFBE) 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, LFBE achieves a -2.84% return, which is significantly lower than YCS's 4.11% return.

LFBE

• 1D: 0.42%
• 1M: -3.08%
• 6M: -2.40%
• YTD: -2.84%
• 1Y: -1.56%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 1.37%

YCS

• 1D: -2.97%
• 1M: -5.17%
• 6M: 5.08%
• YTD: 4.11%
• 1Y: 21.34%
• 3Y*: 16.96%
• 5Y*: 22.90%
• 10Y*: 13.21%
• ALL TIME*: 6.26%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
LFBE LifeX 2065 Longevity Income ETF	$4.00K	$2.68K	$1.34K
YCS ProShares UltraShort Yen	$2.37M	$2.29M	$1.56M

LFBE vs. YCS - Yearly Performance Comparison

	2026 (YTD)	2025
LFBE LifeX 2065 Longevity Income ETF	-2.84%	5.14%
YCS ProShares UltraShort Yen	4.11%	7.84%

Correlation

The correlation between LFBE and YCS is -0.36, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.36
Correlation (All Time) Calculated using the full available price history since Jan 6, 2025	-0.36

Return for Risk

LFBE vs. YCS — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

LFBE

LFBE Risk / Return Rank: 7
LFBE Sharpe Ratio Rank: 8
LFBE Sortino Ratio Rank: 7
LFBE Omega Ratio Rank: 7
LFBE Calmar Ratio Rank: 8
LFBE Martin Ratio Rank: 7

YCS

YCS Risk / Return Rank: 59
YCS Sharpe Ratio Rank: 51
YCS Sortino Ratio Rank: 45
YCS Omega Ratio Rank: 56
YCS Calmar Ratio Rank: 70
YCS Martin Ratio Rank: 74

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

LFBE vs. YCS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for LifeX 2065 Longevity Income ETF (LFBE) 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.

	LFBE	YCS	Difference
Sharpe ratio: Return per unit of total volatility	-0.20	1.31	-1.50
Sortino ratio: Return per unit of downside risk	-0.22	1.71	-1.93
Omega ratio: Gain probability vs. loss probability	0.98	1.26	-0.28
Calmar ratio: Return relative to maximum drawdown	-0.23	2.53	-2.76
Martin ratio: Return relative to average drawdown	-0.51	9.53	-10.04

LFBE vs. YCS - Sharpe Ratio Comparison

The current LFBE Sharpe Ratio is -0.20, which is lower than the YCS Sharpe Ratio of 1.31. The chart below compares the historical Sharpe Ratios of LFBE 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

LFBE vs. YCS - Drawdown Comparison

The maximum LFBE drawdown since its inception was -7.65%, smaller than the maximum YCS drawdown of -49.56%. Use the drawdown chart below to compare losses from any high point for LFBE and YCS.

Drawdown Indicators

	LFBE	YCS	Difference
Max Drawdown Largest peak-to-trough decline	-7.65%	-49.56%	+41.91%
Max Drawdown (1Y) Largest decline over 1 year	-6.86%	-8.48%	+1.62%
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	-6.47%	-8.48%	+2.01%
Average Drawdown Average peak-to-trough decline	-3.03%	-19.75%	+16.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.09%	2.24%	+0.85%

Volatility

LFBE vs. YCS - Volatility Comparison

The current volatility for LifeX 2065 Longevity Income ETF (LFBE) is 2.22%, while ProShares UltraShort Yen (YCS) has a volatility of 5.88%. This indicates that LFBE experiences smaller price fluctuations and is considered to be less risky than YCS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LFBE	YCS	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.22%	5.88%	-3.66%
Volatility (6M) Calculated over the trailing 6-month period	6.08%	11.84%	-5.76%
Volatility (1Y) Calculated over the trailing 1-year period	7.99%	16.43%	-8.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.24%	21.21%	-11.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.24%	18.61%	-9.37%

LFBE vs. YCS - Expense Ratio Comparison

LFBE has a 0.25% expense ratio, which is lower than YCS's 1.00% expense ratio.

Dividends

LFBE vs. YCS - Dividend Comparison

LFBE's dividend yield for the trailing twelve months is around 8.49%, while YCS has not paid dividends to shareholders.

Position	TTM	2025
LFBE LifeX 2065 Longevity Income ETF	8.49%	12.22%
YCS ProShares UltraShort Yen	0.00%	0.00%

Frequently Asked Questions

Can I hold both LFBE and YCS in my portfolio?

LFBE and YCS have a correlation of -0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LFBE or YCS?

YCS has higher volatility (5.88%) compared to LFBE (2.22%). In terms of maximum drawdown, LFBE dropped -7.65% vs YCS's -49.56%.

Which ETF is better, LFBE or YCS?

On 1-year performance, YCS leads with 21.34% vs -1.56% for LFBE. On fees, LFBE is cheaper at 0.25% per year. On volatility, LFBE 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, LFBE or YCS?

Over the 1-year period, YCS has performed better with a 21.34% return vs -1.56%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, LFBE or YCS?

LFBE is cheaper with a 0.25% expense ratio, compared with 1.00% for YCS.

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

LFBE has the higher dividend yield at 8.49%, compared with 0.00% for YCS.

What is the main difference between LFBE and YCS?

LFBE is categorized as Government Bonds, while YCS is Leveraged Currency. They also come from different issuers: Stone Ridge and ProShares. Their fees differ too: 0.25% for LFBE and 1.00% for YCS.

Which has better risk-adjusted returns?

YCS currently has the higher Sharpe Ratio (1.31 vs -0.20), 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.