BROUGHT TO YOU BY:

ETF Portfolio Builder

New

ETF Portfolio Builder

New

DATvsIHAKETF Comparison

ETF 1

DAT

ProShares Big Data Refiners ETF

This fund is part of

AI & Big Data

+2.28%

Full DAT fund page

VS

ETF 2

IHAK

iShares Cybersecurity and Tech ETF

This fund is part of

Cybersecurity

+0.92%

Full IHAK fund page

ProShares Big Data Refiners ETF (DAT) belongs to the AI & Big Data segment. iShares Cybersecurity and Tech ETF (IHAK) is part of the Cybersecurity segment. DAT's top 3 sector exposures are Information Technology, Communication Services and Industrials. In contrast, IHAK's top sector exposures are Information Technology, Industrials DAT is more expensive with a Total Expense Ratio (TER) of 0.58%, versus 0.47% for IHAK. DAT is down -20.83% year-to-date (YTD) with - in YTD flows. IHAK performs better with -2.85% YTD performance, and -$56M in YTD flows. Run a side-by-side ETF comparison of DAT and IHAK below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

Find out how industry players manage ETF portfolios. Discover our library of Model portfolios

DAT vs IHAK performance and flow charts

Performance

Cumulative Flows

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

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 04/24/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	DAT IHAK	+4.12%+6.43%	-16.62%-4.14%	-20.83%-2.85%	-10.15%-2.70%	+53.48%+34.25%	n/a+12.57%
Flows	DAT IHAK	--$18M	--$37M	--$56M	-$15K-$147M	+$1M+$24M	-+$181M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	DAT IHAK	+37.07%+32.19%	+26.70%+22.12%	+28.18%+21.04%	n/a+23.14%
Max drawdown	DAT IHAK	-25.70%-15.31%	-34.70%-23.24%	-34.70%-23.24%	n/a-34.36%
Max drawdown duration	DAT IHAK	88d88d	198d289d	198d289d	n/a821d

Trading data

Create an account to view trading data

Join for free

	DAT	IHAK
Last sale 4/27/2026 at 4:39 PM	$35.94	$47.05
Previous close 04/24/2026	$35.95	$46.68
Consolidated volume 04/24/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of March 31, 2026

1-year trailing difference

Create an account to view replication metrics

Join for free

Create an account to view replication quality

Join for free

	DAT	IHAK
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 4/27/2026 at 4:39 PM

Live

Closed

	DAT	IHAK
Last price	$35.94	$47.05
1D performance	-0.03%	+0.78%
AuM	$5.39 M	$748.77 M
E/R	0.58%	0.47%

Characteristics

	DAT	IHAK
Management strategy	Passive	Passive
Provider	ProShares	iShares
Benchmark	FactSet Big Data Refiners Index	NYSE FactSet Global Cyber Security Index
N° of holdings	26	32
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	September 30, 2021	June 11, 2019
ESG	No	No

More DAT data on Trackinsight

More IHAK data on Trackinsight

Exposure

Countries

DAT

USA

84.27%

Other

15.73%

IHAK

USA

71.92%

Taiwan

7%

Other

21.08%

Sectors

DAT

Information Techn.

86.44%

Other

13.56%

IHAK

Information Techn.

83.18%

Industrials

12.88%

Other

3.94%

Diversification

DAT

Total weight of top 15 holdings out of 15

73.55%

IHAK

Total weight of top 15 holdings out of 15

68.1%

Top 15 holdings

Data as of March 31, 2026

DAT

US6536561086

6.52%

INTERDIGITAL

5.56%

TERADATA

5.47%

PALANTIR TECHNOLOGIES

5.41%

NUTANIX

5.23%

DYNATRACE INC

5.20%

DATADOG

5.16%

ZEBRA TECHS

4.99%

MICROSTRATEGY

4.93%

TYLER TECHNOLOGIES

4.48%

SNOWFLAKE INC

4.45%

ELASTIC NV

4.24%

COMMVAULT SYSTEMS

4.18%

BRAZE

3.92%

MONGODB INC

3.82%

IHAK

ACCTON

7.00%

CLEAR SECURE

6.62%

AKAMAI TECHNOLOGIES

6.46%

SCIENCE APPLICATIONS INTERNATIONAL CORP

4.43%

FORTINET

4.42%

OKTA

4.30%

CACI INTERNATIONAL

4.29%

CALIX NETWORKS

4.24%

SENTINELONE

4.17%

BOOZ ALLEN HAMILTON HOLDING

4.16%

NETCOMPANY A/S

3.80%

PALO ALTO NETWORKS

3.78%

CROWDSTRIKE HOLDINGS INC

3.58%

CHECK POINT SOFTWARE TECHNOLOGIS

3.48%

TREND MICRO

3.35%

Frequently asked questions about DAT and IHAK

How have the DAT and IHAK ETFs performed in 2026?

As of April 24, 2026, DAT is down -20.83% year-to-date (YTD), while IHAK has lost -2.85%. That puts IHAK better performer ahead so far this year.

Which ETF is attracting more investor money: DAT or IHAK?

Year-to-date, the DAT ETF saw - in flows, compared to -$56M for IHAK.

Which ETF is more volatile: DAT or IHAK?

Over the past year, DAT had a volatility of 26.7%, while IHAK experienced 22.12%.

Which ETF is bigger: DAT or IHAK?

As of April 24, 2026, DAT holds $5.39 M in assets under management (AUM), while IHAK manages $748.77 M.

What sectors do the DAT and IHAK ETFs invest in?

DAT leans toward sectors like Information Technology. Meanwhile, IHAK focuses on Information Technology and Industrials.

What are the top holdings of the DAT ETF and IHAK ETF?

DAT top holdings include US6536561086, INTERDIGITAL and TERADATA. IHAK holds in its top three: ACCTON, CLEAR SECURE and AKAMAI TECHNOLOGIES.

Which ETF is more diversified: DAT or IHAK?

DAT holds 27 securities with 73.55% of its assets in the top 15. IHAK has 39 securities and a top 15 weight of 68.1%.

There's an ETF for That? The 3 Best ETFs for Investing in Cybersecurity

March 6, 2024

IHAK

DATvsIHAKETF Comparison

ProShares Big Data Refiners ETF

iShares Cybersecurity and Tech ETF

DAT vs IHAK 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 DAT and IHAK ETFs performed in 2026?

As of April 24, 2026, DAT is down -20.83% year-to-date (YTD), while IHAK has lost -2.85%. That puts IHAK better performer ahead so far this year.

Which ETF is attracting more investor money: DAT or IHAK?

Year-to-date, the DAT ETF saw - in flows, compared to -$56M for IHAK.

Which ETF is more volatile: DAT or IHAK?

Over the past year, DAT had a volatility of 26.7%, while IHAK experienced 22.12%.

Which ETF is bigger: DAT or IHAK?

As of April 24, 2026, DAT holds $5.39 M in assets under management (AUM), while IHAK manages $748.77 M.

What sectors do the DAT and IHAK ETFs invest in?

DAT leans toward sectors like Information Technology. Meanwhile, IHAK focuses on Information Technology and Industrials.

What are the top holdings of the DAT ETF and IHAK ETF?

DAT top holdings include US6536561086, INTERDIGITAL and TERADATA. IHAK holds in its top three: ACCTON, CLEAR SECURE and AKAMAI TECHNOLOGIES.

Which ETF is more diversified: DAT or IHAK?

DAT holds 27 securities with 73.55% of its assets in the top 15. IHAK has 39 securities and a top 15 weight of 68.1%.

There's an ETF for That? The 3 Best ETFs for Investing in Cybersecurity

Expert-Built ETF Portfolios, All in One Place