WGMI vs. WEEK

Last updated Jun 4, 2026

WGMI (Valkyrie Bitcoin Miners ETF) and WEEK (Roundhill Weekly T-Bill ETF) are both exchange-traded funds - WGMI is a Cryptocurrency fund actively managed by Valkyrie, while WEEK is a Ultrashort Bond fund actively managed by Roundhill. Both are actively managed. Over the past year, WGMI returned 294.61% vs 3.81% for WEEK. At a correlation of -0.15, they often move in opposite directions. WGMI charges 0.75%/yr vs 0.19%/yr for WEEK.

Performance

WGMI vs. WEEK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Valkyrie Bitcoin Miners ETF (WGMI) 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, WGMI achieves a 84.78% return, which is significantly higher than WEEK's 1.44% return.

WGMI

• 1D: -1.11%
• 1M: 40.03%
• YTD: 84.78%
• 6M: 55.52%
• 1Y: 294.61%
• 3Y*: 86.17%
• 5Y*: —
• 10Y*: —

WEEK

• 1D: 0.02%
• 1M: 0.28%
• YTD: 1.44%
• 6M: 1.74%
• 1Y: 3.81%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

WGMI vs. WEEK - Yearly Performance Comparison

	2026 (YTD)	2025
WGMI Valkyrie Bitcoin Miners ETF	84.78%	142.22%
WEEK Roundhill Weekly T-Bill ETF	1.44%	3.37%

Correlation

The correlation between WGMI and WEEK is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.18
Correlation (All Time) Calculated using the full available price history since Mar 7, 2025	-0.15

Return for Risk

WGMI vs. WEEK — Risk / Return Rank

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

WGMI

WGMI Risk / Return Rank: 79
WGMI Sharpe Ratio Rank: 95
WGMI Sortino Ratio Rank: 76
WGMI Omega Ratio Rank: 69
WGMI Calmar Ratio Rank: 91
WGMI Martin Ratio Rank: 64

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.

WGMI vs. WEEK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Valkyrie Bitcoin Miners ETF (WGMI) 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.

	WGMI	WEEK	Difference
Sharpe ratio Return per unit of total volatility	3.91	9.29	-5.38
Sortino ratio Return per unit of downside risk	3.49	19.14	-15.66
Omega ratio Gain probability vs. loss probability	1.42	4.65	-3.23
Calmar ratio Return relative to maximum drawdown	5.83	29.49	-23.66
Martin ratio Return relative to average drawdown	11.81	263.82	-252.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WGMI vs. WEEK - Sharpe Ratio Comparison

The current WGMI Sharpe Ratio is 3.91, which is lower than the WEEK Sharpe Ratio of 9.29. The chart below compares the historical Sharpe Ratios of WGMI 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

	WGMI	WEEK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.91	9.29	-5.38
Sharpe Ratio (All Time) Calculated using the full available price history	0.31	10.05	-9.74

Drawdowns

WGMI vs. WEEK - Drawdown Comparison

The maximum WGMI drawdown since its inception was -85.76%, which is greater than WEEK's maximum drawdown of -0.13%. Use the drawdown chart below to compare losses from any high point for WGMI and WEEK.

Drawdown Indicators

	WGMI	WEEK	Difference
Max Drawdown Largest peak-to-trough decline	-85.76%	-0.13%	-85.63%
Max Drawdown (1Y) Largest decline over 1 year	-50.94%	-0.13%	-50.81%
Max Drawdown (3Y) Largest decline over 3 years	-62.79%	—	—
Current Drawdown Current decline from peak	-1.11%	0.00%	-1.11%
Average Drawdown Average peak-to-trough decline	-42.90%	-0.01%	-42.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	25.08%	0.01%	+25.07%

Volatility

WGMI vs. WEEK - Volatility Comparison

Valkyrie Bitcoin Miners ETF (WGMI) has a higher volatility of 20.10% compared to Roundhill Weekly T-Bill ETF (WEEK) at 0.07%. This indicates that WGMI'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

	WGMI	WEEK	Difference
Volatility (1M) Calculated over the trailing 1-month period	20.10%	0.07%	+20.03%
Volatility (6M) Calculated over the trailing 6-month period	55.64%	0.25%	+55.39%
Volatility (1Y) Calculated over the trailing 1-year period	76.03%	0.41%	+75.62%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	81.53%	0.39%	+81.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	81.53%	0.39%	+81.14%

WGMI vs. WEEK - Expense Ratio Comparison

WGMI has a 0.75% expense ratio, which is higher than WEEK's 0.19% expense ratio.

Dividends

WGMI vs. WEEK - Dividend Comparison

WGMI has not paid dividends to shareholders, while WEEK's dividend yield for the trailing twelve months is around 3.72%.

Position	TTM	2025	2024	2023
WEEK Roundhill Weekly T-Bill ETF	3.72%	3.27%	0.00%	0.00%
WGMI Valkyrie Bitcoin Miners ETF	0.00%	0.00%	0.22%	0.31%

Frequently Asked Questions

Can I hold both WGMI and WEEK in my portfolio?

WGMI and WEEK have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WGMI or WEEK?

WGMI has higher volatility (20.10%) compared to WEEK (0.07%). In terms of maximum drawdown, WGMI dropped -85.76% vs WEEK's -0.13%.

Which ETF is better, WGMI or WEEK?

On 1-year performance, WGMI leads with 294.61% vs 3.81% for WEEK. On fees, WEEK is cheaper at 0.19% per year. On volatility, WEEK has been the lower-risk option at 0.07%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, WGMI or WEEK?

Over the 1-year period, WGMI has performed better with a 294.61% return vs 3.81%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, WGMI or WEEK?

WEEK is cheaper with a 0.19% expense ratio, compared with 0.75% for WGMI.

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

WEEK has the higher dividend yield at 3.72%, compared with 0.00% for WGMI.

What is the main difference between WGMI and WEEK?

WGMI is categorized as Cryptocurrency, while WEEK is Ultrashort Bond. They also come from different issuers: Valkyrie and Roundhill. Their fees differ too: 0.75% for WGMI and 0.19% for WEEK.

Which has better risk-adjusted returns?

WEEK currently has the higher Sharpe Ratio (9.29 vs 3.91), 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.