ARKQ vs. ROK

Last updated Jun 9, 2026

ARKQ (ARK Autonomous Technology & Robotics ETF) is Robotics fund actively managed by ARK, while ROK (Rockwell Automation, Inc.) is a stock. Over the past 10 years, ARKQ returned 21.93%/yr vs 16.64%/yr for ROK. A 0.55 correlation means they provide meaningful diversification when combined.

Performance

ARKQ vs. ROK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ARK Autonomous Technology & Robotics ETF (ARKQ) and Rockwell Automation, Inc. (ROK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ARKQ achieves a 14.84% return, which is significantly lower than ROK's 16.85% return. Over the past 10 years, ARKQ has outperformed ROK with an annualized return of 21.93%, while ROK has yielded a comparatively lower 16.64% annualized return.

ARKQ

• 1D: 1.60%
• 1M: -2.37%
• YTD: 14.84%
• 6M: 15.09%
• 1Y: 63.19%
• 3Y*: 35.12%
• 5Y*: 10.33%
• 10Y*: 21.93%

ROK

• 1D: 1.11%
• 1M: -0.18%
• YTD: 16.85%
• 6M: 13.03%
• 1Y: 41.23%
• 3Y*: 15.84%
• 5Y*: 11.97%
• 10Y*: 16.64%

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

ARKQ vs. ROK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ARKQ ARK Autonomous Technology & Robotics ETF	14.84%	48.81%	33.88%	40.70%	-46.75%	1.74%	107.20%	25.94%	-7.89%	52.26%
ROK Rockwell Automation, Inc.	16.85%	38.36%	-6.23%	22.63%	-24.78%	41.21%	26.17%	37.85%	-21.79%	48.87%

Correlation

The correlation between ARKQ and ROK is 0.55, 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	0.55
Correlation (3Y) Calculated over the trailing 3-year period	0.55
Correlation (5Y) Calculated over the trailing 5-year period	0.58
Correlation (10Y) Calculated over the trailing 10-year period	0.56
Correlation (All Time) Calculated using the full available price history since Oct 1, 2014	0.55

The correlation between ARKQ and ROK has been stable across timeframes, ranging from 0.55 to 0.58 - a consistent structural relationship.

Return for Risk

ARKQ vs. ROK — Risk / Return Rank

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

ARKQ

ARKQ Risk / Return Rank: 60
ARKQ Sharpe Ratio Rank: 64
ARKQ Sortino Ratio Rank: 56
ARKQ Omega Ratio Rank: 54
ARKQ Calmar Ratio Rank: 68
ARKQ Martin Ratio Rank: 58

ROK

ROK Risk / Return Rank: 79
ROK Sharpe Ratio Rank: 82
ROK Sortino Ratio Rank: 78
ROK Omega Ratio Rank: 77
ROK Calmar Ratio Rank: 77
ROK Martin Ratio Rank: 82

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.

ARKQ vs. ROK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ARK Autonomous Technology & Robotics ETF (ARKQ) and Rockwell Automation, Inc. (ROK). 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.

	ARKQ	ROK	Difference
Sharpe ratio: Return per unit of total volatility	1.92	1.46	+0.46
Sortino ratio: Return per unit of downside risk	2.43	2.13	+0.30
Omega ratio: Gain probability vs. loss probability	1.30	1.26	+0.04
Calmar ratio: Return relative to maximum drawdown	3.09	2.21	+0.87
Martin ratio: Return relative to average drawdown	9.27	7.00	+2.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ARKQ vs. ROK - Sharpe Ratio Comparison

The current ARKQ Sharpe Ratio is 1.92, which is higher than the ROK Sharpe Ratio of 1.46. The chart below compares the historical Sharpe Ratios of ARKQ and ROK, 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

	ARKQ	ROK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.92	1.46	+0.46
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.32	0.38	-0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.74	0.53	+0.20
Sharpe Ratio (All Time) Calculated using the full available price history	0.64	0.42	+0.22

Drawdowns

ARKQ vs. ROK - Drawdown Comparison

The maximum ARKQ drawdown since its inception was -59.89%, smaller than the maximum ROK drawdown of -75.83%. Use the drawdown chart below to compare losses from any high point for ARKQ and ROK.

Drawdown Indicators

	ARKQ	ROK	Difference
Max Drawdown Largest peak-to-trough decline	-59.89%	-75.83%	+15.94%
Max Drawdown (1Y) Largest decline over 1 year	-20.58%	-18.73%	-1.85%
Max Drawdown (3Y) Largest decline over 3 years	-30.76%	-34.84%	+4.08%
Max Drawdown (5Y) Largest decline over 5 years	-55.71%	-45.09%	-10.62%
Max Drawdown (10Y) Largest decline over 10 years	-59.89%	-45.09%	-14.80%
Current Drawdown Current decline from peak	-8.44%	-2.54%	-5.90%
Average Drawdown Average peak-to-trough decline	-17.23%	-14.88%	-2.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.83%	5.91%	+0.92%

Volatility

ARKQ vs. ROK - Volatility Comparison

ARK Autonomous Technology & Robotics ETF (ARKQ) has a higher volatility of 11.77% compared to Rockwell Automation, Inc. (ROK) at 7.86%. This indicates that ARKQ's price experiences larger fluctuations and is considered to be riskier than ROK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARKQ	ROK	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.77%	7.86%	+3.91%
Volatility (6M) Calculated over the trailing 6-month period	25.39%	23.24%	+2.15%
Volatility (1Y) Calculated over the trailing 1-year period	33.13%	28.42%	+4.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.39%	31.73%	+0.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.93%	31.45%	-1.52%

Dividends

ARKQ vs. ROK - Dividend Comparison

ARKQ's dividend yield for the trailing twelve months is around 0.23%, less than ROK's 1.21% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARKQ ARK Autonomous Technology & Robotics ETF	0.23%	0.27%	0.00%	0.00%	0.00%	0.80%	0.86%	0.00%	2.86%	1.54%	0.00%	0.98%
ROK Rockwell Automation, Inc.	1.21%	1.36%	1.77%	1.54%	1.76%	1.24%	1.65%	1.94%	2.42%	1.59%	2.18%	2.61%

Frequently Asked Questions

Can I hold both ARKQ and ROK in my portfolio?

ARKQ and ROK have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ARKQ or ROK?

ARKQ has higher volatility (11.77%) compared to ROK (7.86%). In terms of maximum drawdown, ARKQ dropped -59.89% vs ROK's -75.83%.

Which has better risk-adjusted returns?

ARKQ currently has the higher Sharpe Ratio (1.92 vs 1.46), 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.