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TEKvsSEMIETF Comparison

ETF 1

TEK

iShares Technology Opportunities Active ETF

This fund is part of

Uncategorized Equities

+0.96%

Full TEK fund page

VS

ETF 2

SEMI

Columbia Select Technology ETF

This fund is part of

Uncategorized Equities

+0.96%

Full SEMI fund page

iShares Technology Opportunities Active ETF (TEK) and Columbia Select Technology ETF (SEMI) belong to the same industry segment: Uncategorized Equities. TEK's top 3 sector exposures are Technology, Telecommunications and Consumer Non-Cyclicals. In contrast, SEMI's top sector exposures are Technology, Finance and Consumer Non-Cyclicals. TEK is more expensive with a Total Expense Ratio (TER) of 0.77%, versus 0.75% for SEMI. TEK is up 25.74% year-to-date (YTD) with +$3M in YTD flows. SEMI performs worse with 23.39% YTD performance, and -$291K in YTD flows. Run a side-by-side ETF comparison of TEK and SEMI 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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TEK vs SEMI 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 10/27/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	TEK SEMI	-5.97%-4.80%	+4.47%+4.12%	+25.74%+23.39%	+16.74%+20.15%	n/a+125.15%	n/an/a
Flows	TEK SEMI	+$2M+$2M	+$2M+$5M	+$3M-$291K	+$3M+$7M	--$5M	--

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	TEK SEMI	+34.55%+26.50%	+35.28%+28.13%	n/a+31.08%	n/an/a
Max drawdown	TEK SEMI	-15.15%-11.81%	-22.62%-15.38%	n/a-33.31%	n/an/a
Max drawdown duration	TEK SEMI	21d21d	127d101d	n/a386d	n/an/a

Trading data

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	TEK	SEMI
Last sale 10/28/2026 at 1:56 PM	$37.97	$37.79
Previous close 10/27/2026	$37.68	$37.13
Consolidated volume 10/27/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Main metrics

Last update 10/28/2026 at 1:56 PM

Live

Closed

	TEK	SEMI
Last price	$37.97	$37.79
1D performance	+0.76%	+1.78%
AuM	$42.24 M	$43.43 M
E/R	0.77%	0.75%

Characteristics

	TEK	SEMI
Management strategy	Active	Active
Provider	iShares	Columbia Threadneedle Investments
Benchmark	-	-
N° of holdings	55	36
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	October 21, 2024	March 29, 2022
ESG	No	No

More TEK data on Trackinsight

More SEMI data on Trackinsight

Exposure

Countries

TEK

USA

79.26%

Taiwan

11.43%

Republic of Korea

7.51%

Other

1.81%

SEMI

USA

89.23%

Other

10.77%

Sectors

TEK

Technology

86.87%

Other

13.13%

SEMI

Technology

88.32%

Other

11.68%

Diversification

TEK

Total weight of top 15 holdings out of 15

65.11%

SEMI

Total weight of top 15 holdings out of 15

77.61%

Top 15 holdings

Data as of August 31, 2026

TEK

NVIDIA Corp.

10.29%

Microsoft Corp.

7.01%

Broadcom Inc.

6.36%

Samsung Electronics Co., Ltd.

5.13%

Apple, Inc.

5.05%

Taiwan Semiconductor Manufacturing Co., Ltd.

4.60%

Advanced Micro Devices, Inc.

4.24%

Lam Research Corp.

4.08%

Alphabet, Inc.

3.00%

Space Exploration Technologies Corp.

2.90%

Intel Corp.

2.78%

Amazon.com, Inc.

2.58%

Snowflake, Inc.

2.40%

SK hynix, Inc.

2.38%

CrowdStrike Holdings, Inc.

2.31%

SEMI

NVIDIA Corp.

14.96%

Apple, Inc.

7.61%

Broadcom Inc.

7.47%

Lam Research Corp.

6.65%

Micron Technology, Inc.

6.52%

Microsoft Corp.

6.22%

Taiwan Semiconductor Manufacturing Co., Ltd.

4.60%

Alphabet, Inc.

4.23%

Amazon.com, Inc.

3.78%

ASML Holding NV

3.57%

Applied Materials, Inc.

3.33%

CrowdStrike Holdings, Inc.

2.78%

Visa, Inc.

2.20%

Meta Platforms, Inc.

1.95%

Mastercard, Inc.

1.74%

Frequently asked questions about TEK and SEMI

TEKvsSEMIETF Comparison

iShares Technology Opportunities Active ETF

Columbia Select Technology ETF

TEK vs SEMI 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 TEK and SEMI ETFs performed in 2026?

As of October 27, 2026, TEK is up 25.74% year-to-date (YTD), while SEMI has returned 23.39%. That puts TEK better performer ahead so far this year.

Which ETF is attracting more investor money: TEK or SEMI?

Year-to-date, the TEK ETF saw +$3M in flows, compared to -$291K for SEMI.

Which ETF is more volatile: TEK or SEMI?

Over the past year, TEK had a volatility of 35.28%, while SEMI experienced 28.13%.

Which ETF is bigger: TEK or SEMI?

As of October 27, 2026, TEK holds $42.24 M in assets under management (AUM), while SEMI manages $43.43 M.

What sectors do the TEK and SEMI ETFs invest in?

TEK leans toward sectors like Technology. Meanwhile, SEMI focuses on Technology.

What are the top holdings of the TEK ETF and SEMI ETF?

TEK top holdings include NVIDIA Corp., Microsoft Corp. and Broadcom Inc.. SEMI holds in its top three: NVIDIA Corp., Apple, Inc. and Broadcom Inc..

Which ETF is more diversified: TEK or SEMI?

TEK holds 55 securities with 65.11% of its assets in the top 15. SEMI has 36 securities and a top 15 weight of 77.61%.

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