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BLDXvsAIRRETF Comparison

ETF 1
BLDX

Impax Global Sustainable Infrastructure ETF

This fund is part of
Infrastructure
+0.05%
VS
ETF 2
AIRR

First Trust RBA American Industrial Renaissance ETF

This fund is part of
Infrastructure
+0.05%

Impax Global Sustainable Infrastructure ETF (BLDX) and First Trust RBA American Industrial Renaissance ETF (AIRR) belong to the same industry segment: Infrastructure. BLDX's top 3 sector exposures are Utilities, Industrials and Finance. In contrast, AIRR's top sector exposures are Industrials, Non-Energy Materials and Finance. BLDX is less expensive with a Total Expense Ratio (TER) of 0.6%, versus 0.69% for AIRR. Run a side-by-side ETF comparison of BLDX and AIRR 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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BLDX vs AIRR performance and flow charts

Performance

-6.0-5.0-4.0-3.0-2.0-1.00.0%Sep 8Sep 15Sep 22Sep 29Oct 6

Cumulative Flows

-60 M-40 M-20 M0 M20 MSep 8Sep 15Sep 22Sep 29Oct 6

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Historic performance and flows
Data as of 10/08/2026
1M3MYTD1Y3Y5Y
Perf.
BLDX
AIRR
-4.23%-4.82%
-4.68%-15.04%
n/a+6.00%
n/a+4.88%
n/a+106.93%
n/a+151.03%
Flows
BLDX
AIRR
-$13M-$5M
-$13M-$37M
-+$2.45B
-+$3.21B
-+$7.11B
-+$7.34B
Volatility and drawdown
3M1Y3Y5Y
Volatility
BLDX
AIRR
+8.15%+27.48%
n/a+28.32%
n/a+26.61%
n/a+25.72%
Max drawdown
BLDX
AIRR
-8.07%-17.31%
n/a-22.55%
n/a-27.84%
n/a-27.84%
Max drawdown duration
BLDX
AIRR
53d52d
n/a108d
n/a239d
n/a239d
Trading data

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BLDX
AIRR
Last sale
10/9/2026 at 1:30 PM
$24.70
$104.19
Previous close
10/08/2026
$24.67
$104.14
Consolidated volume
10/08/2026
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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BLDX
is actively managed and doesn’t replicate an index

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BLDX
AIRR
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 10/9/2026 at 1:30 PM
Live
Closed
BLDX
AIRR
Last price
$24.70
$104.19
1D performance
+0.12%
+0.05%
AuM$99.31 M$9.01 B
E/R0.6%0.69%
Characteristics
BLDX
AIRR
Management strategyActivePassive
ProviderImpax Asset ManagementFirst Trust
Benchmark-Richard Bernstein Advisors American Industrial Renaissance Index
N° of holdings3557
Asset class-Equities
Trailing 12m distribution yield
Join
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Inception dateFebruary 3, 2026March 10, 2014
ESGYesNo
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Exposure

Countries

BLDX
USA
43.02%
United Kingdom
10.72%
Other
46.26%
AIRR
USA
99.74%
Other
0.26%

Sectors

BLDX
Utilities
31.05%
Industrials
22.13%
Finance
13.39%
Telecommunication.
11.95%
Non-Energy Materi.
7.56%
Other
13.92%
AIRR
Industrials
78.24%
Non-Energy Materi.
10.16%
Finance
7.31%
Other
4.29%
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Diversification

BLDX

Total weight of top 15 holdings out of 15

56.31%
AIRR

Total weight of top 15 holdings out of 15

43.93%

Top 15 holdings

Data as of August 31, 2026
BLDX
Union Pacific Corp.
4.75%
American Water Works Co., Inc.
4.73%
Keppel DC REIT
4.54%
Iberdrola SA
4.30%
Digital Realty Trust, Inc.
4.16%
Vulcan Materials Co.
4.05%
Tetra Tech, Inc.
3.79%
National Grid Plc
3.74%
NextEra Energy, Inc.
3.72%
Deutsche Telekom AG
3.54%
East Japan Railway Co.
3.13%
SSE Plc
3.07%
Elia Group SA/NV
2.97%
Elisa Oyj
2.92%
Contemporary Amperex Technology Co., Ltd.
2.91%
AIRR
IES Holdings, Inc.
3.57%
Kratos Defense & Security Solutions, Inc.
3.52%
BWX Technologies, Inc.
3.25%
SPX Technologies, Inc.
3.16%
Owens Corning
3.15%
Nextpower, Inc.
2.93%
Karman Holdings, Inc.
2.86%
Huntington Ingalls Industries, Inc.
2.85%
RBC Bearings, Inc.
2.76%
Saia, Inc.
2.69%
Clean Harbors, Inc.
2.67%
C.H. Robinson Worldwide, Inc.
2.66%
Powell Industries, Inc.
2.66%
Forgent Power Solutions, Inc.
2.62%
Dycom Industries, Inc.
2.58%
Frequently asked questions about BLDX and AIRR

Which ETF is bigger: BLDX or AIRR?

As of October 8, 2026, BLDX holds $99.31 M in assets under management (AUM), while AIRR manages $9.01 B.

What sectors do the BLDX and AIRR ETFs invest in?

BLDX leans toward sectors like Utilities, Industrials and Finance. Meanwhile, AIRR focuses on Industrials, Non-Energy Materials and Finance.

What are the top holdings of the BLDX ETF and AIRR ETF?

BLDX top holdings include Union Pacific Corp., American Water Works Co., Inc. and Keppel DC REIT. AIRR holds in its top three: IES Holdings, Inc., Kratos Defense & Security Solutions, Inc. and BWX Technologies, Inc..

Which ETF is more diversified: BLDX or AIRR?

BLDX holds 35 securities with 56.31% of its assets in the top 15. AIRR has 57 securities and a top 15 weight of 43.93%.

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