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TECBvsIUSGETF Comparison

ETF 1

TECB

iShares U.S. Tech Breakthrough Multisector ETF

This fund is part of

Disruptive Technology

+1.24%

Full TECB fund page

VS

ETF 2

IUSG

iShares Core S&P U.S. Growth ETF

This fund is part of

US Large Cap Growth

+0.95%

Full IUSG fund page

iShares U.S. Tech Breakthrough Multisector ETF (TECB) belongs to the Disruptive Technology segment. iShares Core S&P U.S. Growth ETF (IUSG) is part of the US Large Cap Growth segment. TECB's top 3 sector exposures are Technology, Healthcare and Finance. In contrast, IUSG's top sector exposures are Technology, Finance and Healthcare. TECB is more expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.04% for IUSG. TECB is up 28.07% year-to-date (YTD) with -$46M in YTD flows. IUSG performs worse with 12.38% YTD performance, and +$3.50B in YTD flows. Run a side-by-side ETF comparison of TECB and IUSG 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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TECB vs IUSG 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 10/26/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	TECB IUSG	-1.02%-2.91%	+13.23%+3.90%	+28.07%+12.38%	+22.37%+11.28%	+126.69%+109.59%	+85.09%+78.70%
Flows	TECB IUSG	-+$249M	-$4M+$933M	-$46M+$3.50B	-$60M+$3.95B	-$96M+$5.33B	-$193M+$7.40B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	TECB IUSG	+19.64%+16.85%	+19.89%+18.21%	+20.47%+19.56%	+24.04%+21.47%
Max drawdown	TECB IUSG	-5.24%-6.53%	-16.16%-12.98%	-23.96%-22.25%	-41.59%-32.26%
Max drawdown duration	TECB IUSG	15d20d	184d76d	127d151d	800d793d

Trading data

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	TECB	IUSG
Last sale 10/26/2026 at 1:30 PM	$77.81	$188.05
Previous close 10/26/2026	$77.46	$186.05
Consolidated volume 10/26/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of September 30, 2026

1-year trailing difference

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	TECB	IUSG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 10/26/2026 at 1:30 PM

Live

Closed

	TECB	IUSG
Last price	$77.81	$188.05
1D performance	+0.45%	+1.07%
AuM	$509.87 M	$33.25 B
E/R	0.3%	0.04%

Characteristics

	TECB	IUSG
Management strategy	Passive	Passive
Provider	iShares	iShares
Benchmark	NYSE FactSet U.S. Tech Breakthrough Index	S&P 900 Growth
N° of holdings	171	393
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	January 8, 2020	July 24, 2000
ESG	No	No

More TECB data on Trackinsight

More IUSG data on Trackinsight

Exposure

Countries

TECB

USA

99.29%

Other

0.71%

IUSG

USA

98.95%

Other

1.05%

Sectors

TECB

Technology

63.37%

Healthcare

13.31%

Finance

11.97%

Other

11.35%

IUSG

Technology

64.15%

Finance

9.65%

Other

26.21%

Diversification

TECB

Total weight of top 15 holdings out of 15

57.56%

IUSG

Total weight of top 15 holdings out of 15

65.47%

Top 15 holdings

Data as of August 31, 2026

TECB

Palo Alto Networks, Inc.

4.84%

Merck & Co., Inc.

4.48%

Microsoft Corp.

4.46%

Palantir Technologies, Inc.

4.13%

Visa, Inc.

4.07%

NVIDIA Corp.

3.94%

Amazon.com, Inc.

3.87%

Apple, Inc.

3.78%

Advanced Micro Devices, Inc.

3.70%

CrowdStrike Holdings, Inc.

3.56%

Meta Platforms, Inc.

3.53%

Netflix, Inc.

3.43%

Alphabet, Inc.

3.37%

Intel Corp.

3.31%

Mastercard, Inc.

3.09%

IUSG

NVIDIA Corp.

14.13%

Microsoft Corp.

9.95%

Apple, Inc.

6.15%

Alphabet, Inc.

5.26%

Broadcom Inc.

4.63%

Alphabet, Inc.

4.19%

Amazon.com, Inc.

3.56%

Meta Platforms, Inc.

3.32%

Micron Technology, Inc.

2.86%

Berkshire Hathaway, Inc.

2.44%

Eli Lilly & Co.

2.42%

Advanced Micro Devices, Inc.

2.03%

JPMorgan Chase & Co.

1.71%

Tesla, Inc.

1.70%

Palantir Technologies, Inc.

1.13%

Frequently asked questions about TECB and IUSG

How have the TECB and IUSG ETFs performed in 2026?

As of October 26, 2026, TECB is up 28.07% year-to-date (YTD), while IUSG has returned 12.38%. That puts TECB better performer ahead so far this year.

Which ETF is attracting more investor money: TECB or IUSG?

Year-to-date, the TECB ETF saw -$46M in flows, compared to +$3.50B for IUSG.

Which ETF is more volatile: TECB or IUSG?

Over the past year, TECB had a volatility of 19.89%, while IUSG experienced 18.21%.

Which ETF is bigger: TECB or IUSG?

As of October 26, 2026, TECB holds $509.87 M in assets under management (AUM), while IUSG manages $33.25 B.

What sectors do the TECB and IUSG ETFs invest in?

TECB leans toward sectors like Technology, Healthcare and Finance. Meanwhile, IUSG focuses on Technology and Finance.

What are the top holdings of the TECB ETF and IUSG ETF?

TECB top holdings include Palo Alto Networks, Inc., Merck & Co., Inc. and Microsoft Corp.. IUSG holds in its top three: NVIDIA Corp., Microsoft Corp. and Apple, Inc..

TECBvsIUSGETF Comparison

iShares U.S. Tech Breakthrough Multisector ETF

iShares Core S&P U.S. Growth ETF

TECB vs IUSG 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 TECB and IUSG ETFs performed in 2026?

As of October 26, 2026, TECB is up 28.07% year-to-date (YTD), while IUSG has returned 12.38%. That puts TECB better performer ahead so far this year.

Which ETF is attracting more investor money: TECB or IUSG?

Year-to-date, the TECB ETF saw -$46M in flows, compared to +$3.50B for IUSG.

Which ETF is more volatile: TECB or IUSG?

Over the past year, TECB had a volatility of 19.89%, while IUSG experienced 18.21%.

Which ETF is bigger: TECB or IUSG?

As of October 26, 2026, TECB holds $509.87 M in assets under management (AUM), while IUSG manages $33.25 B.

What sectors do the TECB and IUSG ETFs invest in?

TECB leans toward sectors like Technology, Healthcare and Finance. Meanwhile, IUSG focuses on Technology and Finance.

What are the top holdings of the TECB ETF and IUSG ETF?

TECB top holdings include Palo Alto Networks, Inc., Merck & Co., Inc. and Microsoft Corp.. IUSG holds in its top three: NVIDIA Corp., Microsoft Corp. and Apple, Inc..

Which ETF is more diversified: TECB or IUSG?

TECB holds 171 securities with 57.56% of its assets in the top 15. IUSG has 395 securities and a top 15 weight of 65.47%.

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