BTCZ vs. ARKB

Last updated Jun 3, 2026

BTCZ (T-Rex 2X Inverse Bitcoin Daily Target ETF) and ARKB (ARK 21Shares Bitcoin ETF ) are both Cryptocurrency funds. BTCZ is actively managed, while ARKB is passively managed. Over the past year, BTCZ returned 42.88% vs -35.86% for ARKB. At a correlation of -1.00, they often move in opposite directions. BTCZ charges 0.95%/yr vs 0.21%/yr for ARKB.

Performance

BTCZ vs. ARKB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) and ARK 21Shares Bitcoin ETF (ARKB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BTCZ achieves a 25.89% return, which is significantly higher than ARKB's -23.24% return.

BTCZ

• 1D: 11.93%
• 1M: 32.84%
• YTD: 25.89%
• 6M: 33.36%
• 1Y: 42.88%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ARKB

• 1D: -5.99%
• 1M: -14.34%
• YTD: -23.24%
• 6M: -26.34%
• 1Y: -35.86%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BTCZ vs. ARKB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
BTCZ T-Rex 2X Inverse Bitcoin Daily Target ETF	25.89%	-29.11%	-76.58%
ARKB ARK 21Shares Bitcoin ETF	-23.24%	-6.59%	62.49%

Correlation

The correlation between BTCZ and ARKB is -1.00, 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	-1.00
Correlation (All Time) Calculated using the full available price history since Jul 11, 2024	-1.00

The correlation between BTCZ and ARKB has been stable across timeframes, ranging from -1.00 to -1.00 - a consistent structural relationship.

Return for Risk

BTCZ vs. ARKB — Risk / Return Rank

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

BTCZ

BTCZ Risk / Return Rank: 20
BTCZ Sharpe Ratio Rank: 17
BTCZ Sortino Ratio Rank: 23
BTCZ Omega Ratio Rank: 22
BTCZ Calmar Ratio Rank: 20
BTCZ Martin Ratio Rank: 16

ARKB

ARKB Risk / Return Rank: 2
ARKB Sharpe Ratio Rank: 2
ARKB Sortino Ratio Rank: 2
ARKB Omega Ratio Rank: 2
ARKB Calmar Ratio Rank: 2
ARKB Martin Ratio Rank: 2

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.

BTCZ vs. ARKB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) and ARK 21Shares Bitcoin ETF (ARKB). 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.

	BTCZ	ARKB	Difference
Sharpe ratio Return per unit of total volatility	0.49	-0.83	+1.32
Sortino ratio Return per unit of downside risk	1.25	-1.10	+2.35
Omega ratio Gain probability vs. loss probability	1.15	0.88	+0.27
Calmar ratio Return relative to maximum drawdown	0.88	-0.73	+1.61
Martin ratio Return relative to average drawdown	1.68	-1.27	+2.95
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BTCZ vs. ARKB - Sharpe Ratio Comparison

The current BTCZ Sharpe Ratio is 0.49, which is higher than the ARKB Sharpe Ratio of -0.83. The chart below compares the historical Sharpe Ratios of BTCZ and ARKB, 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

	BTCZ	ARKB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.49	-0.83	+1.32
Sharpe Ratio (All Time) Calculated using the full available price history	-0.58	0.33	-0.91

Drawdowns

BTCZ vs. ARKB - Drawdown Comparison

The maximum BTCZ drawdown since its inception was -91.06%, which is greater than ARKB's maximum drawdown of -49.30%. Use the drawdown chart below to compare losses from any high point for BTCZ and ARKB.

Drawdown Indicators

	BTCZ	ARKB	Difference
Max Drawdown Largest peak-to-trough decline	-91.06%	-49.30%	-41.76%
Max Drawdown (1Y) Largest decline over 1 year	-49.02%	-49.30%	+0.28%
Current Drawdown Current decline from peak	-79.70%	-46.55%	-33.15%
Average Drawdown Average peak-to-trough decline	-73.71%	-15.94%	-57.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	25.70%	28.24%	-2.54%

Volatility

BTCZ vs. ARKB - Volatility Comparison

T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) has a higher volatility of 18.63% compared to ARK 21Shares Bitcoin ETF (ARKB) at 9.72%. This indicates that BTCZ's price experiences larger fluctuations and is considered to be riskier than ARKB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BTCZ	ARKB	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.63%	9.72%	+8.91%
Volatility (6M) Calculated over the trailing 6-month period	69.19%	34.70%	+34.49%
Volatility (1Y) Calculated over the trailing 1-year period	87.32%	43.46%	+43.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	97.14%	49.94%	+47.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	97.14%	49.94%	+47.20%

BTCZ vs. ARKB - Expense Ratio Comparison

BTCZ has a 0.95% expense ratio, which is higher than ARKB's 0.21% expense ratio.

Dividends

BTCZ vs. ARKB - Dividend Comparison

BTCZ's dividend yield for the trailing twelve months is around 0.01%, while ARKB has not paid dividends to shareholders.

Position	TTM	2025	2024
ARKB ARK 21Shares Bitcoin ETF	0.00%	0.00%	0.00%
BTCZ T-Rex 2X Inverse Bitcoin Daily Target ETF	0.01%	0.02%	0.08%

Frequently Asked Questions

Can I hold both BTCZ and ARKB in my portfolio?

BTCZ and ARKB have a correlation of -1.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BTCZ or ARKB?

BTCZ has higher volatility (18.63%) compared to ARKB (9.72%). In terms of maximum drawdown, BTCZ dropped -91.06% vs ARKB's -49.30%.

Which ETF is better, BTCZ or ARKB?

On 1-year performance, BTCZ leads with 42.88% vs -35.86% for ARKB. On fees, ARKB is cheaper at 0.21% per year. On volatility, ARKB has been the lower-risk option at 9.72%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BTCZ or ARKB?

Over the 1-year period, BTCZ has performed better with a 42.88% return vs -35.86%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BTCZ or ARKB?

ARKB is cheaper with a 0.21% expense ratio, compared with 0.95% for BTCZ.

Which ETF pays a higher dividend yield, BTCZ or ARKB?

BTCZ has the higher dividend yield at 0.01%, compared with 0.00% for ARKB.

What is the main difference between BTCZ and ARKB?

They also come from different issuers: T-Rex and ARK. Their fees differ too: 0.95% for BTCZ and 0.21% for ARKB.

Which has better risk-adjusted returns?

BTCZ currently has the higher Sharpe Ratio (0.49 vs -0.83), 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.