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ARKGvsIDNAETF Comparison

ETF 1

ARKG

ARK Genomic Revolution ETF

This fund is part of

BioTech & Genomics

-0.42%

Full ARKG fund page

VS

ETF 2

IDNA

iShares Genomics Immunology and Healthcare ETF

This fund is part of

BioTech & Genomics

-0.42%

Full IDNA fund page

ARK Genomic Revolution ETF (ARKG) and iShares Genomics Immunology and Healthcare ETF (IDNA) belong to the same industry segment: BioTech & Genomics. ARKG's top 3 sector exposures are Health Care and Information Technology. In contrast, IDNA's top sector exposures are Health Care ARKG is more expensive with a Total Expense Ratio (TER) of 0.75%, versus 0.47% for IDNA. ARKG is up 6.47% year-to-date (YTD) with -$59M in YTD flows. IDNA performs better with 13.03% YTD performance, and +$14M in YTD flows. Run a side-by-side ETF comparison of ARKG and IDNA 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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ARKG vs IDNA 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 05/06/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	ARKG IDNA	+14.10%+2.72%	+7.83%+1.58%	+6.47%+13.03%	+52.94%+53.39%	+4.35%+24.55%	-60.78%-32.08%
Flows	ARKG IDNA	-$23M+$8M	-$94M+$14M	-$59M+$14M	-$114M+$7M	-$593M-$12M	-$2.92B+$13M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	ARKG IDNA	+42.13%+24.61%	+41.19%+23.26%	+42.75%+24.08%	+45.42%+27.90%
Max drawdown	ARKG IDNA	-18.93%-10.60%	-27.52%-10.60%	-51.98%-30.61%	-80.16%-68.19%
Max drawdown duration	ARKG IDNA	49d46d	104d46d	1022d279d	1772d1691d

Trading data

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	ARKG	IDNA
Last sale 5/8/2026 at 1:30 PM	$30.48	$29.88
Previous close 05/07/2026	$30.38	$29.55
Consolidated volume 05/07/2026
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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ARKG

is actively managed and doesn’t replicate an index

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	ARKG	IDNA
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 5/8/2026 at 1:30 PM

Live

Closed

	ARKG	IDNA
Last price	$30.48	$29.88
1D performance	+0.33%	+1.12%
AuM	$1.19 B	$161.30 M
E/R	0.75%	0.47%

Characteristics

	ARKG	IDNA
Management strategy	Active	Passive
Provider	Ark Investment	iShares
Benchmark	-	NYSE FactSet Global Genomics and Immuno Biopharma Index
N° of holdings	27	41
Asset class	-	Equities
Trailing 12m distribution yield	Join	Join
Inception date	April 2, 2019	June 11, 2019
ESG	No	No

More ARKG data on Trackinsight

More IDNA data on Trackinsight

Exposure

Countries

ARKG

USA

70.4%

Switzerland

9.23%

Other

20.37%

IDNA

USA

63.25%

France

8.84%

Other

27.9%

Sectors

ARKG

Health Care

78.38%

Other

21.62%

IDNA

Health Care

90.61%

Other

9.39%

Diversification

ARKG

Total weight of top 15 holdings out of 15

62.5%

IDNA

Total weight of top 15 holdings out of 15

64.09%

Top 15 holdings

Data as of March 31, 2026

ARKG

CRISPR THERAPEUTICS

9.23%

10X GENOMICS INC

6.30%

BEAM THERAPEUTICS

4.86%

PERSONALIS INC

4.69%

NATERA

4.48%

ILLUMINA

4.45%

GUARDANT HEALTH INC

4.21%

INTELLIA THERAPEUTICS INC

3.58%

CAREDX INC/D

3.56%

RECURSION PHARMACEUTICALS

3.54%

ABSCI

3.27%

VERACYTE INC/D

2.98%

ADAPTIVE BIOTECHNOLOGIES

2.71%

NURIX THERAPEUTICS

2.45%

SEMA4 HOLDINGS CORP

2.19%

IDNA

MODERNA INC

6.75%

ARCELLX

5.36%

IPSEN PROMESSES

4.79%

TAKEDA PHARMACEUTICAL

4.62%

REVOLUTION MEDICINES INC

4.49%

MERCK & CO INC

4.44%

BAYER AG

4.31%

GSK PLC

4.16%

REGENERON PHARMACEUTICALS

3.96%

CH1499059983

3.72%

VERTEX PHARMACEUTICALS

3.61%

EXELIXIS

3.56%

SANOFI SA

3.54%

BIONTECH SE ADR

3.40%

INCYTE

3.38%

Frequently asked questions about ARKG and IDNA

How have the ARKG and IDNA ETFs performed in 2026?

As of May 6, 2026, ARKG is up 6.47% year-to-date (YTD), while IDNA has returned 13.03%. That puts IDNA better performer ahead so far this year.

Which ETF is attracting more investor money: ARKG or IDNA?

Year-to-date, the ARKG ETF saw -$59M in flows, compared to +$14M for IDNA.

Which ETF is more volatile: ARKG or IDNA?

Over the past year, ARKG had a volatility of 41.19%, while IDNA experienced 23.26%.

Which ETF is bigger: ARKG or IDNA?

As of May 6, 2026, ARKG holds $1.19 B in assets under management (AUM), while IDNA manages $161.30 M.

What sectors do the ARKG and IDNA ETFs invest in?

ARKG leans toward sectors like Health Care. Meanwhile, IDNA focuses on Health Care.

What are the top holdings of the ARKG ETF and IDNA ETF?

ARKG top holdings include CRISPR THERAPEUTICS, 10X GENOMICS INC and BEAM THERAPEUTICS. IDNA holds in its top three: MODERNA INC, ARCELLX and IPSEN PROMESSES.

Which ETF is more diversified: ARKG or IDNA?

ARKG holds 27 securities with 62.5% of its assets in the top 15. IDNA has 51 securities and a top 15 weight of 64.09%.

Biotech ETFs – Investing in Health Innovation

July 21, 2022

ARKG

ARKGvsIDNAETF Comparison

ARK Genomic Revolution ETF

iShares Genomics Immunology and Healthcare ETF

ARKG vs IDNA 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 ARKG and IDNA ETFs performed in 2026?

As of May 6, 2026, ARKG is up 6.47% year-to-date (YTD), while IDNA has returned 13.03%. That puts IDNA better performer ahead so far this year.

Which ETF is attracting more investor money: ARKG or IDNA?

Year-to-date, the ARKG ETF saw -$59M in flows, compared to +$14M for IDNA.

Which ETF is more volatile: ARKG or IDNA?

Over the past year, ARKG had a volatility of 41.19%, while IDNA experienced 23.26%.

Which ETF is bigger: ARKG or IDNA?

As of May 6, 2026, ARKG holds $1.19 B in assets under management (AUM), while IDNA manages $161.30 M.

What sectors do the ARKG and IDNA ETFs invest in?

ARKG leans toward sectors like Health Care. Meanwhile, IDNA focuses on Health Care.

What are the top holdings of the ARKG ETF and IDNA ETF?

ARKG top holdings include CRISPR THERAPEUTICS, 10X GENOMICS INC and BEAM THERAPEUTICS. IDNA holds in its top three: MODERNA INC, ARCELLX and IPSEN PROMESSES.

Which ETF is more diversified: ARKG or IDNA?

ARKG holds 27 securities with 62.5% of its assets in the top 15. IDNA has 51 securities and a top 15 weight of 64.09%.

Biotech ETFs – Investing in Health Innovation

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