ARKB vs. ARKK

Last updated Jun 25, 2026

ARKB (ARK 21Shares Bitcoin ETF) and ARKK (ARK Innovation ETF) are both exchange-traded funds - ARKB is a Cryptocurrency fund tracking the CME CF Bitcoin Reference Rate - New York Variant, while ARKK is a Technology Equities fund actively managed by ARK. ARKB is passively managed, while ARKK is actively managed. Over the past year, ARKB returned -43.47% vs 9.13% for ARKK. A 0.57 correlation means they provide meaningful diversification when combined. ARKB charges 0.21%/yr vs 0.75%/yr for ARKK.

Performance

ARKB vs. ARKK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ARK 21Shares Bitcoin ETF (ARKB) and ARK Innovation ETF (ARKK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ARKB achieves a -31.61% return, which is significantly lower than ARKK's -0.26% return.

ARKB

• 1D: -3.97%
• 1M: -20.99%
• YTD: -31.61%
• 6M: -31.45%
• 1Y: -43.47%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ARKK

• 1D: 0.05%
• 1M: 0.42%
• YTD: -0.26%
• 6M: -4.87%
• 1Y: 9.13%
• 3Y*: 22.44%
• 5Y*: -9.12%
• 10Y*: 15.90%

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

ARKB vs. ARKK - Yearly Performance Comparison

	2026 (YTD)	2025	2024
ARKB ARK 21Shares Bitcoin ETF	-31.61%	-6.59%	86.54%
ARKK ARK Innovation ETF	-0.26%	35.49%	15.04%

Correlation

The correlation between ARKB and ARKK is 0.62, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.62
Correlation (All Time) Calculated using the full available price history since Jan 11, 2024	0.57

The correlation between ARKB and ARKK has been stable across timeframes, ranging from 0.57 to 0.62 - a consistent structural relationship.

Return for Risk

ARKB vs. ARKK — Risk / Return Rank

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

ARKB

ARKB Risk / Return Rank: 2
ARKB Sharpe Ratio Rank: 1
ARKB Sortino Ratio Rank: 2
ARKB Omega Ratio Rank: 2
ARKB Calmar Ratio Rank: 2
ARKB Martin Ratio Rank: 2

ARKK

ARKK Risk / Return Rank: 12
ARKK Sharpe Ratio Rank: 12
ARKK Sortino Ratio Rank: 13
ARKK Omega Ratio Rank: 13
ARKK Calmar Ratio Rank: 12
ARKK Martin Ratio Rank: 12

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.

ARKB vs. ARKK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ARK 21Shares Bitcoin ETF (ARKB) and ARK Innovation ETF (ARKK). 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.

	ARKB	ARKK	Difference
Sharpe ratio: Return per unit of total volatility	-0.99	0.25	-1.24
Sortino ratio: Return per unit of downside risk	-1.45	0.61	-2.05
Omega ratio: Gain probability vs. loss probability	0.84	1.07	-0.23
Calmar ratio: Return relative to maximum drawdown	-0.83	0.29	-1.12
Martin ratio: Return relative to average drawdown	-1.42	0.63	-2.04

ARKB vs. ARKK - Sharpe Ratio Comparison

The current ARKB Sharpe Ratio is -0.99, which is lower than the ARKK Sharpe Ratio of 0.25. The chart below compares the historical Sharpe Ratios of ARKB and ARKK, 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

ARKB vs. ARKK - Drawdown Comparison

The maximum ARKB drawdown since its inception was -52.37%, smaller than the maximum ARKK drawdown of -80.97%. Use the drawdown chart below to compare losses from any high point for ARKB and ARKK.

Drawdown Indicators

	ARKB	ARKK	Difference
Max Drawdown Largest peak-to-trough decline	-52.37%	-80.97%	+28.60%
Max Drawdown (1Y) Largest decline over 1 year	-52.37%	-31.35%	-21.02%
Max Drawdown (3Y) Largest decline over 3 years	—	-39.56%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-77.23%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-80.97%	—
Current Drawdown Current decline from peak	-52.37%	-50.32%	-2.05%
Average Drawdown Average peak-to-trough decline	-16.93%	-30.20%	+13.27%
Ulcer Index Depth and duration of drawdowns from previous peaks	30.72%	14.61%	+16.11%

Volatility

ARKB vs. ARKK - Volatility Comparison

ARK 21Shares Bitcoin ETF (ARKB) has a higher volatility of 13.35% compared to ARK Innovation ETF (ARKK) at 12.53%. This indicates that ARKB's price experiences larger fluctuations and is considered to be riskier than ARKK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARKB	ARKK	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.35%	12.53%	+0.82%
Volatility (6M) Calculated over the trailing 6-month period	34.46%	26.63%	+7.83%
Volatility (1Y) Calculated over the trailing 1-year period	44.28%	36.17%	+8.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	50.07%	46.46%	+3.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	50.07%	40.39%	+9.68%

ARKB vs. ARKK - Expense Ratio Comparison

ARKB has a 0.21% expense ratio, which is lower than ARKK's 0.75% expense ratio.

Dividends

ARKB vs. ARKK - Dividend Comparison

Neither ARKB nor ARKK has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARKB ARK 21Shares Bitcoin ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ARKK ARK Innovation ETF	0.00%	0.00%	0.00%	0.70%	0.00%	0.55%	1.64%	0.38%	3.14%	1.32%	0.00%	2.27%

Frequently Asked Questions

Can I hold both ARKB and ARKK in my portfolio?

ARKB and ARKK have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ARKB or ARKK?

ARKB has higher volatility (13.35%) compared to ARKK (12.53%). In terms of maximum drawdown, ARKB dropped -52.37% vs ARKK's -80.97%.

Which ETF is better, ARKB or ARKK?

On 1-year performance, ARKK leads with 9.13% vs -43.47% for ARKB. On fees, ARKB is cheaper at 0.21% per year. On volatility, ARKK has been the lower-risk option at 12.53%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ARKB or ARKK?

Over the 1-year period, ARKK has performed better with a 9.13% return vs -43.47%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ARKB or ARKK?

ARKB is cheaper with a 0.21% expense ratio, compared with 0.75% for ARKK.

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

ARKB and ARKK have nearly identical dividend yields, around 0.00%.

What is the main difference between ARKB and ARKK?

ARKB is categorized as Cryptocurrency, while ARKK is Technology Equities. Their fees differ too: 0.21% for ARKB and 0.75% for ARKK.

Which has better risk-adjusted returns?

ARKK currently has the higher Sharpe Ratio (0.25 vs -0.99), 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.