BLDX ETF

$25.54

AUM$104M

TER0.60%

Holdings40

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BLDX ETF

$25.54

Impax Global Sustainable Infrastructure ETF

AUM$104M

TER0.60%

Holdings40

See how much of BLDX you already own

Just $25 once·$99/mo·Download sample

X-ray my portfolio free

Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

BLDX holds 39.8% of its assets in its 10 largest positions as of Oct 15, 2026. BLDX is Impax Global Sustainable Infrastructure ETF.

Showing the top 10 of 40 holdings · as of Oct 15, 2026

Top 10 weight

39.82%

BLDX top 10 holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Sector	Industry
1	UNP	Union Pacific CorpIndustrials · Road & Rail	4.71%	4.7%	16,340	$4.68M	Industrials	Road & Rail
2	IBE	Iberdrola S.A.	4.64%	9.3%	190,539	$4.62M	-	-
Sector and industry · Pro
3	AWK	American Water Works Co. Inc.	4.38%	13.7%	33,043	$4.35M
4	DLR	Digital Realty Trust Inc.	4.01%	17.7%	23,166	$3.99M
5	AJBU	Keppel Dc Reit	3.98%	21.7%	2,458,613	$3.96M
6	NG	National Grid Plc	3.83%	25.6%	243,513	$3.81M
7	VMC	Vulcan Materials Co.	3.78%	29.3%	15,531	$3.75M
8	NEE	Nextera Energy Inc	3.68%	33.0%	46,668	$3.66M
9	—	Industrials (continued) Tetra Tech Inc.	3.66%	36.7%	108,172	$3.64M
10	—	Deutsche Telekom AG Deutsche Telekom Agnamens Aktien O N	3.15%	39.8%	110,906	$3.13M
More holdings · Pro

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Themes in the top 10

InfrastructureSupply ChainEnvironmental SolutionsInflation ProtectionMobility as a ServiceClean EnergyClimate SolutionsCloud ComputingInternet & DigitalData & AnalyticsUrbanizationSustainable MaterialsConstruction TechEnergy TransitionEnergy Security

BLDX ETF Top Holdings

BLDX holdings top 10 positions. The top 10 holdings account for 39.8% of the fund, led by Union Pacific Corp at 4.7%, Iberdrola S.A. at 4.6%, American Water Works Co. Inc. at 4.4%.

BLDX portfolio concentration is moderate, with the top 10 representing 39.8% of total assets. The largest sector exposure is Industrials at 17.8%.

BLDX sectors provide a detailed breakdown. BLDX overlap shows how holdings compare to other funds in your portfolio.

Compare BLDX

BLDX vs SPY BLDX vs QQQ BLDX vs VOO BLDX vs VTI BLDX vs IVV BLDX vs SCHD BLDX vs VYM BLDX vs VXUS

#	Ticker	Name	Industry	Weight
1	UNP	Union Pacific Corp	Industrials	4.71%
2	IBE:MA	Iberdrola S.A.	Unknown	4.64%
3	AWK	American Water Works Co. Inc.	Utilities	4.38%
4	DLR	Digital Realty Trust Inc.	Real Estate	4.01%
5	AJBU:SN	Keppel Dc Reit	Unknown	3.98%
6	NG:LN	National Grid Plc	Unknown	3.83%
7	VMC	Vulcan Materials Co.	Materials	3.78%
8	NEE	Nextera Energy Inc	Utilities	3.68%
9	TTEK	Industrials (continued) Tetra Tech Inc.	Industrials	3.66%
10	DTE:FF	Deutsche Telekom AG Deutsche Telekom Agnamens Aktien O N	Unknown	3.15%

BLDX ETF

BLDX ETF Top Holdings

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Holdings Distribution