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ARKXvsROKTETF Comparison

ETF 1

ARKX

ARK Space & Defense Innovation ETF

This fund is part of

Multiple Trends

+1.67%

Full ARKX fund page

VS

ETF 2

ROKT

State Street SPDR S&P Kensho Final Frontiers ETF

This fund is part of

Space & Deep Sea

+4.03%

Full ROKT fund page

ARK Space & Defense Innovation ETF (ARKX) belongs to the Multiple Trends segment. State Street SPDR S&P Kensho Final Frontiers ETF (ROKT) is part of the Space & Deep Sea segment. ARKX's top 3 sector exposures are Industrials, Information Technology and Consumer Discretionary. In contrast, ROKT's top sector exposures are Industrials, Information Technology and Energy. ARKX is more expensive with a Total Expense Ratio (TER) of 0.76%, versus 0.45% for ROKT. ARKX is up 14.53% year-to-date (YTD) with +$316M in YTD flows. ROKT performs better with 38.18% YTD performance, and +$108M in YTD flows. Run a side-by-side ETF comparison of ARKX and ROKT below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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ARKX vs ROKT performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 05/08/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	ARKX ROKT	+8.56%+5.43%	+5.47%+18.83%	+14.53%+38.18%	+76.29%+107.64%	+156.74%+196.70%	+72.20%+200.47%
Flows	ARKX ROKT	+$89M+$66M	+$119M+$84M	+$316M+$108M	+$422M+$118M	+$344M+$115M	+$126M+$108M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	ARKX ROKT	+32.69%+32.48%	+31.07%+26.90%	+26.82%+23.15%	+26.46%+22.32%
Max drawdown	ARKX ROKT	-15.47%-11.27%	-20.35%-11.27%	-25.02%-23.27%	-43.56%-23.28%
Max drawdown duration	ARKX ROKT	55d36d	109d36d	130d150d	1238d718d

Trading data

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	ARKX	ROKT
Last sale 5/12/2026 at 3:28 PM	$33.89	$114.19
Previous close 05/11/2026	$34.90	$117.49
Consolidated volume 05/11/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of April 30, 2026

1-year trailing difference

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ARKX

is actively managed and doesn’t replicate an index

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	ARKX	ROKT
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 5/12/2026 at 3:28 PM

Live

Closed

	ARKX	ROKT
Last price	$33.89	$114.19
1D performance	-2.91%	-2.81%
AuM	$933.48 M	$173.72 M
E/R	0.76%	0.45%

Characteristics

	ARKX	ROKT
Management strategy	Active	Passive
Provider	Ark Investment	State Street Investment Management
Benchmark	-	S&P Kensho Final Frontiers Index
N° of holdings	28	32
Asset class	-	Equities
Trailing 12m distribution yield	Join	Join
Inception date	March 30, 2021	October 22, 2018
ESG	No	No

More ARKX data on Trackinsight

More ROKT data on Trackinsight

Exposure

Countries

ARKX

USA

72.42%

Other

27.58%

ROKT

USA

93.91%

Other

6.09%

Sectors

ARKX

Industrials

50.78%

Information Techn.

20.04%

Consumer Discreti.

7.52%

Other

21.66%

ROKT

Industrials

63.78%

Information Techn.

11.94%

Energy

7.63%

Other

16.64%

Diversification

ARKX

Total weight of top 15 holdings out of 15

66.75%

ROKT

Total weight of top 15 holdings out of 15

56.47%

Top 15 holdings

Data as of March 31, 2026

ARKX

L3 HARRIS TECHNOLOGIES

9.49%

TERADYNE

6.66%

KRATOS DEFENSE AND SECURITY SOLS

6.62%

DEERE

6.29%

AEROVIRONMENT

5.30%

ADVANCED MICRO DEVICES

4.65%

TRIMBLE INC

4.03%

ARCHER AVIATION

3.77%

IRIDIUM COMMUNICATIONS

3.31%

AMAZON.COM INC

3.29%

ALPHABET INC-CL

2.98%

KOMATSU

2.97%

TESLA

2.55%

JOBY AVIATION

2.50%

NVIDIA

2.34%

ROKT

PLANET LABS PBC

6.17%

US46125A1007

4.48%

IRIDIUM COMMUNICATIONS

4.21%

ESCO TECHNOLOGIES

3.97%

OCEANEERING INTL

3.72%

LOCKHEED MARTIN

3.69%

NORTHROP GRUMMAN

3.51%

MOOG

3.50%

L3 HARRIS TECHNOLOGIES

3.45%

DUCOMMUN

3.40%

HONEYWELL INTL

3.37%

TELEDYNE TECH

3.35%

REDWIRE CORPORATION

3.25%

ELBIT SYSTEMS

3.23%

US7731211089

3.19%

Frequently asked questions about ARKX and ROKT

How have the ARKX and ROKT ETFs performed in 2026?

As of May 8, 2026, ARKX is up 14.53% year-to-date (YTD), while ROKT has returned 38.18%. That puts ROKT better performer ahead so far this year.

Which ETF is attracting more investor money: ARKX or ROKT?

Year-to-date, the ARKX ETF saw +$316M in flows, compared to +$108M for ROKT.

Which ETF is more volatile: ARKX or ROKT?

Over the past year, ARKX had a volatility of 31.07%, while ROKT experienced 26.9%.

Which ETF is bigger: ARKX or ROKT?

As of May 8, 2026, ARKX holds $933.48 M in assets under management (AUM), while ROKT manages $173.72 M.

What sectors do the ARKX and ROKT ETFs invest in?

ARKX leans toward sectors like Industrials, Information Technology and Consumer Discretionary. Meanwhile, ROKT focuses on Industrials, Information Technology and Energy.

What are the top holdings of the ARKX ETF and ROKT ETF?

ARKX top holdings include L3 HARRIS TECHNOLOGIES, TERADYNE and KRATOS DEFENSE AND SECURITY SOLS. ROKT holds in its top three: PLANET LABS PBC, US46125A1007 and IRIDIUM COMMUNICATIONS.

Which ETF is more diversified: ARKX or ROKT?

ARKX holds 28 securities with 66.75% of its assets in the top 15. ROKT has 35 securities and a top 15 weight of 56.47%.

There's an ETF for that? The 3 Best ETFs for Investing in Space

March 20, 2024

ARKX

ROKT

ARKXvsROKTETF Comparison

ARK Space & Defense Innovation ETF

State Street SPDR S&P Kensho Final Frontiers ETF

ARKX vs ROKT performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the ARKX and ROKT ETFs performed in 2026?

As of May 8, 2026, ARKX is up 14.53% year-to-date (YTD), while ROKT has returned 38.18%. That puts ROKT better performer ahead so far this year.

Which ETF is attracting more investor money: ARKX or ROKT?

Year-to-date, the ARKX ETF saw +$316M in flows, compared to +$108M for ROKT.

Which ETF is more volatile: ARKX or ROKT?

Over the past year, ARKX had a volatility of 31.07%, while ROKT experienced 26.9%.

Which ETF is bigger: ARKX or ROKT?

As of May 8, 2026, ARKX holds $933.48 M in assets under management (AUM), while ROKT manages $173.72 M.

What sectors do the ARKX and ROKT ETFs invest in?

ARKX leans toward sectors like Industrials, Information Technology and Consumer Discretionary. Meanwhile, ROKT focuses on Industrials, Information Technology and Energy.

What are the top holdings of the ARKX ETF and ROKT ETF?

ARKX top holdings include L3 HARRIS TECHNOLOGIES, TERADYNE and KRATOS DEFENSE AND SECURITY SOLS. ROKT holds in its top three: PLANET LABS PBC, US46125A1007 and IRIDIUM COMMUNICATIONS.

Which ETF is more diversified: ARKX or ROKT?

ARKX holds 28 securities with 66.75% of its assets in the top 15. ROKT has 35 securities and a top 15 weight of 56.47%.

There's an ETF for that? The 3 Best ETFs for Investing in Space

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