BLKC vs. WEEK

Last updated Jun 5, 2026

BLKC (Invesco Alerian Galaxy Blockchain Users and Decentralized Commerce ETF) and WEEK (Roundhill Weekly T-Bill ETF) are both exchange-traded funds - BLKC is a Cryptocurrency fund tracking the Alerian Galaxy Global Cryptocurrency-Focused Blockchain Equity, Trusts and ETPs Index, while WEEK is a Ultrashort Bond fund actively managed by Roundhill. BLKC is passively managed, while WEEK is actively managed. At a correlation of -0.09, they often move in opposite directions. BLKC charges 0.60%/yr vs 0.19%/yr for WEEK.

Performance

BLKC vs. WEEK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Alerian Galaxy Blockchain Users and Decentralized Commerce ETF (BLKC) and Roundhill Weekly T-Bill ETF (WEEK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BLKC

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

WEEK

• 1D: -0.01%
• 1M: 0.26%
• YTD: 1.43%
• 6M: 1.74%
• 1Y: 3.80%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BLKC vs. WEEK - Yearly Performance Comparison

	2026 (YTD)	2025
BLKC Invesco Alerian Galaxy Blockchain Users and Decentralized Commerce ETF	-12.03%	20.68%
WEEK Roundhill Weekly T-Bill ETF	1.43%	3.37%

Correlation

The correlation between BLKC and WEEK is -0.11, 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	-0.11
Correlation (All Time) Calculated using the full available price history since Mar 7, 2025	-0.09

Return for Risk

BLKC vs. WEEK — Risk / Return Rank

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

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.

BLKC vs. WEEK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Alerian Galaxy Blockchain Users and Decentralized Commerce ETF (BLKC) 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.

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

Sharpe Ratios by Period

	BLKC	WEEK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	9.26	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	9.99	—

Drawdowns

Drawdown Indicators

	BLKC	WEEK	Difference
Max Drawdown Largest peak-to-trough decline	—	-0.13%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-0.13%	—
Current Drawdown Current decline from peak	—	-0.01%	—
Average Drawdown Average peak-to-trough decline	—	-0.01%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.01%	—

Volatility

Volatility by Period

	BLKC	WEEK	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.08%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.25%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	0.41%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	0.39%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	0.39%	—

BLKC vs. WEEK - Expense Ratio Comparison

BLKC has a 0.60% expense ratio, which is higher than WEEK's 0.19% expense ratio.

Dividends

BLKC vs. WEEK - Dividend Comparison

BLKC's dividend yield for the trailing twelve months is around 4.39%, more than WEEK's 3.72% yield.

Position	TTM	2025	2024	2023	2022	2021
BLKC Invesco Alerian Galaxy Blockchain Users and Decentralized Commerce ETF	4.39%	7.72%	19.66%	1.92%	5.40%	0.51%
WEEK Roundhill Weekly T-Bill ETF	3.72%	3.27%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BLKC and WEEK in my portfolio?

BLKC and WEEK have a correlation of -0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BLKC or WEEK?

On fees, WEEK is cheaper at 0.19% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BLKC or WEEK?

WEEK is cheaper with a 0.19% expense ratio, compared with 0.60% for BLKC.

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

BLKC has the higher dividend yield at 4.39%, compared with 3.72% for WEEK.

What is the main difference between BLKC and WEEK?

BLKC is categorized as Cryptocurrency, while WEEK is Ultrashort Bond. They also come from different issuers: Invesco and Roundhill. Their fees differ too: 0.60% for BLKC and 0.19% for WEEK.