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TECBvsPABUETF Comparison

ETF 1
TECB

iShares U.S. Tech Breakthrough Multisector ETF

This fund is part of
Disruptive Technology
-1.31%
VS
ETF 2
PABU

iShares Paris-Aligned Climate Optimized MSCI USA ETF

iShares U.S. Tech Breakthrough Multisector ETF (TECB) belongs to the Disruptive Technology segment. iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU) is part of the segment. Both ETFs have the same top 3 sector exposures: Technology, Finance and Healthcare. TECB is more expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.1% for PABU. TECB is up 22.96% year-to-date (YTD) with -$42M in YTD flows. PABU performs worse with 6.75% YTD performance, and +$104M in YTD flows. Run a side-by-side ETF comparison of TECB and PABU 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 PABU performance and flow charts

Performance

-2.0-1.00.01.02.03.0%Aug 10Aug 17Aug 24Aug 31Sep 8

Cumulative Flows

0 M1 M2 M3 M4 MAug 10Aug 17Aug 24Aug 31Sep 8

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Historic performance and flows
Data as of 09/10/2026
1M3MYTD1Y3Y5Y
Perf.
TECB
PABU
+0.11%-1.78%
+10.47%+3.29%
+22.96%+6.75%
+25.96%+11.35%
+93.53%+60.84%
+76.71%n/a
Flows
TECB
PABU
-+$4M
-$7M+$74M
-$42M+$104M
-$65M+$37M
-$93M+$136M
-$189M-
Volatility and drawdown
3M1Y3Y5Y
Volatility
TECB
PABU
+20.33%+15.77%
+19.64%+15.23%
+20.52%+16.56%
+24.03%n/a
Max drawdown
TECB
PABU
-6.90%-5.29%
-16.16%-13.37%
-23.96%-20.80%
-41.59%n/a
Max drawdown duration
TECB
PABU
28d49d
184d184d
127d198d
800dn/a
Trading data

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TECB
PABU
Last sale
9/11/2026 at 1:30 PM
$75.41
$78.20
Previous close
09/10/2026
$74.79
$77.39
Consolidated volume
09/10/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of August 31, 2026
1-year trailing difference

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TECB
PABU
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
TECB
PABU
Last price
$75.41
$78.20
1D performance
+0.84%
+1.05%
AuM$493.57 M$2.50 B
E/R0.3%0.1%
Characteristics
TECB
PABU
Management strategyPassivePassive
ProvideriSharesiShares
BenchmarkNYSE FactSet U.S. Tech Breakthrough IndexMSCI USA Climate Paris Aligned Benchmark Extended Select Index
N° of holdings17191
Asset classEquitiesEquities
Trailing 12m distribution yield
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Inception dateJanuary 8, 2020February 8, 2022
ESGNoYes
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Exposure

Countries

TECB
USA
99.28%
Other
0.72%
PABU
USA
99.9%
Other
0.1%

Sectors

TECB
Technology
64.27%
Finance
12.74%
Healthcare
12.62%
Other
10.37%
PABU
Technology
59.78%
Finance
24.17%
Other
16.04%
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Diversification

TECB

Total weight of top 15 holdings out of 15

57.71%
PABU

Total weight of top 15 holdings out of 15

57.98%

Top 15 holdings

Data as of July 31, 2026
TECB
Palo Alto Networks, Inc.
4.54%
Apple, Inc.
4.37%
Microsoft Corp.
4.36%
Merck & Co., Inc.
4.33%
Visa, Inc.
4.33%
Advanced Micro Devices, Inc.
4.19%
Amazon.com, Inc.
3.86%
NVIDIA Corp.
3.83%
Intel Corp.
3.70%
Meta Platforms, Inc.
3.66%
Alphabet, Inc.
3.65%
Netflix, Inc.
3.40%
Mastercard, Inc.
3.34%
CrowdStrike Holdings, Inc.
3.14%
Palantir Technologies, Inc.
2.98%
PABU
NVIDIA Corp.
8.78%
Apple, Inc.
7.76%
Microsoft Corp.
7.11%
Broadcom Inc.
3.96%
Alphabet, Inc.
3.93%
Advanced Micro Devices, Inc.
3.55%
Eli Lilly & Co.
3.35%
Snowflake, Inc.
3.06%
Tesla, Inc.
2.87%
Simon Property Group, Inc.
2.34%
ServiceNow, Inc.
2.31%
Marvell Technology, Inc.
2.30%
International Business Machines Corp.
2.29%
Prologis, Inc.
2.24%
Equinix, Inc.
2.13%
Frequently asked questions about TECB and PABU

How have the TECB and PABU ETFs performed in 2026?

As of September 10, 2026, TECB is up 22.96% year-to-date (YTD), while PABU has returned 6.75%. That puts TECB better performer ahead so far this year.

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

Year-to-date, the TECB ETF saw -$42M in flows, compared to +$104M for PABU.

Which ETF is more volatile: TECB or PABU?

Over the past year, TECB had a volatility of 19.64%, while PABU experienced 15.23%.

Which ETF is bigger: TECB or PABU?

As of September 10, 2026, TECB holds $493.57 M in assets under management (AUM), while PABU manages $2.50 B.

What sectors do the TECB and PABU ETFs invest in?

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

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

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

Which ETF is more diversified: TECB or PABU?

TECB holds 171 securities with 57.71% of its assets in the top 15. PABU has 92 securities and a top 15 weight of 57.98%.

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