YSPY vs. WEEK

Last updated Jun 9, 2026

YSPY (GraniteShares YieldBOOST SPY ETF) and WEEK (Roundhill Weekly T-Bill ETF) are both exchange-traded funds - YSPY is a Leveraged Equities fund actively managed by GraniteShares, while WEEK is a Ultrashort Bond fund actively managed by Roundhill. Both are actively managed. Over the past year, YSPY returned 23.83% vs 3.83% for WEEK. At a correlation of -0.01, they often move in opposite directions. YSPY charges 1.07%/yr vs 0.19%/yr for WEEK.

Performance

YSPY vs. WEEK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST SPY ETF (YSPY) and Roundhill Weekly T-Bill ETF (WEEK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, YSPY achieves a 3.10% return, which is significantly higher than WEEK's 1.50% return.

YSPY

• 1D: -0.03%
• 1M: 0.42%
• YTD: 3.10%
• 6M: 4.22%
• 1Y: 23.83%
• 3Y*: —
• 5Y*: —
• 10Y*: —

WEEK

• 1D: 0.04%
• 1M: 0.29%
• YTD: 1.50%
• 6M: 1.79%
• 1Y: 3.83%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

YSPY vs. WEEK - Yearly Performance Comparison

	2026 (YTD)	2025
YSPY GraniteShares YieldBOOST SPY ETF	3.10%	12.30%
WEEK Roundhill Weekly T-Bill ETF	1.50%	3.37%

Correlation

The correlation between YSPY and WEEK is -0.03, 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	-0.03
Correlation (All Time) Calculated using the full available price history since Mar 6, 2025	-0.01

Return for Risk

YSPY vs. WEEK — Risk / Return Rank

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

YSPY

YSPY Risk / Return Rank: 39
YSPY Sharpe Ratio Rank: 39
YSPY Sortino Ratio Rank: 32
YSPY Omega Ratio Rank: 47
YSPY Calmar Ratio Rank: 37
YSPY Martin Ratio Rank: 41

WEEK

WEEK Risk / Return Rank: 99
WEEK Sharpe Ratio Rank: 99
WEEK Sortino Ratio Rank: 99
WEEK Omega Ratio Rank: 99
WEEK Calmar Ratio Rank: 99
WEEK Martin Ratio Rank: 99

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.

YSPY vs. WEEK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST SPY ETF (YSPY) and Roundhill Weekly T-Bill ETF (WEEK). 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.

	YSPY	WEEK	Difference
Sharpe ratio: Return per unit of total volatility	1.25	9.29	-8.04
Sortino ratio: Return per unit of downside risk	1.58	19.18	-17.60
Omega ratio: Gain probability vs. loss probability	1.27	4.63	-3.36
Calmar ratio: Return relative to maximum drawdown	1.64	29.58	-27.94
Martin ratio: Return relative to average drawdown	6.06	264.43	-258.38
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

YSPY vs. WEEK - Sharpe Ratio Comparison

The current YSPY Sharpe Ratio is 1.25, which is lower than the WEEK Sharpe Ratio of 9.29. The chart below compares the historical Sharpe Ratios of YSPY and WEEK, 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

	YSPY	WEEK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.25	9.29	-8.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	10.10	-9.64

Drawdowns

YSPY vs. WEEK - Drawdown Comparison

The maximum YSPY drawdown since its inception was -18.74%, which is greater than WEEK's maximum drawdown of -0.13%. Use the drawdown chart below to compare losses from any high point for YSPY and WEEK.

Drawdown Indicators

	YSPY	WEEK	Difference
Max Drawdown Largest peak-to-trough decline	-18.74%	-0.13%	-18.61%
Max Drawdown (1Y) Largest decline over 1 year	-14.60%	-0.13%	-14.47%
Current Drawdown Current decline from peak	-2.73%	0.00%	-2.73%
Average Drawdown Average peak-to-trough decline	-4.97%	-0.01%	-4.96%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.94%	0.01%	+3.93%

Volatility

YSPY vs. WEEK - Volatility Comparison

GraniteShares YieldBOOST SPY ETF (YSPY) has a higher volatility of 2.68% compared to Roundhill Weekly T-Bill ETF (WEEK) at 0.08%. This indicates that YSPY's price experiences larger fluctuations and is considered to be riskier than WEEK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	YSPY	WEEK	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.68%	0.08%	+2.60%
Volatility (6M) Calculated over the trailing 6-month period	14.35%	0.25%	+14.10%
Volatility (1Y) Calculated over the trailing 1-year period	19.24%	0.41%	+18.83%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.28%	0.39%	+20.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.28%	0.39%	+20.89%

YSPY vs. WEEK - Expense Ratio Comparison

YSPY has a 1.07% expense ratio, which is higher than WEEK's 0.19% expense ratio.

Dividends

YSPY vs. WEEK - Dividend Comparison

YSPY's dividend yield for the trailing twelve months is around 57.64%, more than WEEK's 3.72% yield.

Position	TTM	2025
WEEK Roundhill Weekly T-Bill ETF	3.72%	3.27%
YSPY GraniteShares YieldBOOST SPY ETF	57.64%	45.57%

Frequently Asked Questions

Can I hold both YSPY and WEEK in my portfolio?

YSPY and WEEK have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, YSPY or WEEK?

YSPY has higher volatility (2.68%) compared to WEEK (0.08%). In terms of maximum drawdown, YSPY dropped -18.74% vs WEEK's -0.13%.

Which ETF is better, YSPY or WEEK?

On 1-year performance, YSPY leads with 23.83% vs 3.83% for WEEK. On fees, WEEK is cheaper at 0.19% per year. On volatility, WEEK has been the lower-risk option at 0.08%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, YSPY or WEEK?

Over the 1-year period, YSPY has performed better with a 23.83% return vs 3.83%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, YSPY or WEEK?

WEEK is cheaper with a 0.19% expense ratio, compared with 1.07% for YSPY.

Which ETF pays a higher dividend yield, YSPY or WEEK?

YSPY has the higher dividend yield at 57.64%, compared with 3.72% for WEEK.

What is the main difference between YSPY and WEEK?

YSPY is categorized as Leveraged Equities, while WEEK is Ultrashort Bond. They also come from different issuers: GraniteShares and Roundhill. Their fees differ too: 1.07% for YSPY and 0.19% for WEEK.

Which has better risk-adjusted returns?

WEEK currently has the higher Sharpe Ratio (9.29 vs 1.25), 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.