BUI ETF largest holding is NEE at 6.17% as of Jun 30, 2026

$26.63

AUM$720M

TER1.07%

Holdings52

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BUI ETF largest holding is NEE at 6.17% as of Jun 30, 2026

$26.63

BlackRock Utility Infrastructure & Power Opportunities Trust

AUM$720M

TER1.07%

Holdings52

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

NEE is BUI's largest holding at 6.17% of the fund as of Jun 30, 2026. BUI is BlackRock Utility Infrastructure & Power Opportunities Trust.

Showing top 50 of 54 holdings · as of Jun 30, 2026

BUI holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Share chg	Sector	Industry
1	NEE	Nextera Energy IncUtilities · Electric Utilities	6.17%	6.2%	521,110	$45.74M	-	Utilities	Electric Utilities
2	WMB	Williams Cos. Inc.Energy · Oil & Gas	4.17%	10.3%	416,019	$30.93M	+35.7K	Energy	Oil & Gas
Share changes, sector and industry · Pro
3	UNP	Union Pacific Corp	4.11%	14.4%	111,944	$30.45M
4	DUK	Duke Energy Corp	3.96%	18.4%	231,862	$29.35M
5	SO	Southern Co.	3.94%	22.4%	305,008	$29.19M
6	NG	National Grid Plc	3.92%	26.3%	1,764,182	$29.10M
7	—	Tc Energy Corp	3.48%	29.8%	389,642	$25.80M
8	AEP	American Electric Power Co Inc	3.46%	33.2%	187,498	$25.65M
9	TRGP	Targa Resources Corp Preferred	3.25%	36.5%	89,804	$24.08M
10	AENA	Aena Sme Sa	3.14%	39.6%	763,216	$23.26M
11	SPCX	Space Exploration Technologies	3.02%	42.6%	131,270	$22.43M
12	LNG	Cheniere Energy Inc.	2.94%	45.6%	91,160	$21.79M
13	D	Dominion Energy Inc.	2.85%	48.4%	309,300	$21.12M
14	SRE	Sempra	2.81%	51.2%	225,090	$20.87M
15	ETR	Entergy Corp.	2.55%	53.8%	164,612	$18.91M
16	EXC	Exelon	2.41%	56.2%	383,776	$17.89M
17	CNP	Centerpoint Energy Inc.	2.40%	58.6%	404,202	$17.80M
18	—	Elia	2.23%	60.8%	103,825	$16.53M
19	CMS	Cms Energy Corp.	2.20%	63.0%	213,434	$16.33M
20	XEL	Xcel Energy Inc.	2.20%	65.2%	202,740	$16.28M
21	TSTXX	Blackrock Liquidity Funds T-Fund	2.10%	67.3%	15,576,519	$15.58M
22	—	Canadian Pac Kans City Ltd Npv	1.97%	69.3%	168,654	$14.62M
23	—	Pg&E Corp.	1.87%	71.2%	826,128	$13.90M
24	—	Firstenergy Corp Sr Unsec	1.74%	72.9%	271,346	$12.90M
25	LIN	Linde Plc Ordinary Shares	1.73%	74.6%	24,656	$12.79M
26	NI	Nisource Inc.	1.67%	76.3%	260,736	$12.40M
27	EDPR	Edp Renovaveis Sa	1.53%	77.8%	702,527	$11.35M
28	AIL	Air Liquide (Fra)	1.49%	79.3%	55,920	$11.07M
29	—	Public Power Corp Sa	1.31%	80.6%	369,484	$9.72M
30	—	Contemporary Amperex Technology Co. Ltd. Class A	1.26%	81.9%	161,300	$9.37M
31	VWS	Vestas Wind Systems A/S	1.20%	83.1%	314,258	$8.90M
32	KSP	Kingspan Group Plc	1.17%	84.3%	94,620	$8.65M
33	—	Nextpower Inc Class A	1.15%	85.4%	71,348	$8.50M
34	BISXX	Blackrock Cash Funds: Institutional, Sl Agency Shares	1.14%	86.5%	8,479,505	$8.48M
35	RWEG	Rwe Ag /EUR/	1.04%	87.6%	119,100	$7.70M
36	SESG	Ses	1.03%	88.6%	930,903	$7.62M
37	NPI	Northland Power Inc	1.01%	89.6%	473,744	$7.46M
38	SSE	Sse Plc	1.00%	90.6%	230,881	$7.45M
39	SGEF	Vinci Sa	0.94%	91.6%	47,652	$6.96M
40	—	Siemens Energy Ag	0.79%	92.4%	30,688	$5.85M
41	SCHN	Schneider Electric Se	0.79%	93.1%	17,989	$5.89M
42	PRYMY	Prysmian Spa	0.76%	93.9%	33,308	$5.61M
43	VMI	Valmont Industries Inc	0.75%	94.7%	9,578	$5.53M
44	SPIE	Spie Sa	0.75%	95.4%	96,276	$5.54M
45	TT	Tt Trane Technologies Plc	0.75%	96.2%	11,377	$5.59M
46	HUBB	Hubbell Inc	0.74%	96.9%	10,520	$5.50M
47	NEXS	Nexans Sa	0.73%	97.6%	32,499	$5.41M
48	FSLR	First Solar, Inc	0.63%	98.3%	19,918	$4.70M
49	—	Hitachi Ltd	0.62%	98.9%	165,400	$4.58M
50	MWH	Solv Energy Inc. Com Shs Cl A	0.50%	99.4%	107,962	$3.68M
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BUI ETF All Holdings

BUI holdings total 52 positions. The top 10 holdings account for 39.6% of the fund, led by Nextera Energy Inc at 6.2%, Williams Cos. Inc. at 4.2%, Union Pacific Corp at 4.1%.

BUI portfolio concentration is moderate, with the top 10 representing 39.6% of total assets. The largest sector exposure is Utilities at 42.2%.

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

Compare BUI

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BUI ETF Holdings

54 of 52 holdings

Sector

Industry

Sort By

1
Nextera Energy Inc
NEEUtilities
6.17%
2
Williams Cos. Inc.
WMBEnergy
4.17%
3
Union Pacific Corp
UNPIndustrials
4.11%
4
Duke Energy Corp
DUKUtilities
3.96%
5
Southern Co.
SOUtilities
3.94%
6
National Grid Plc
NG:LNUnknown
3.92%
7
Tc Energy Corp
TRP:CAEnergy
3.48%
8
American Electric Power Co Inc
AEPUtilities
3.46%
9
Targa Resources Corp Preferred
TRGPEnergy
3.25%
10
Aena Sme Sa
AENA:MAUnknown
3.14%
11
Space Exploration Technologies
SPCXUnknown
3.02%
12
Cheniere Energy Inc.
LNGEnergy
2.94%
13
Dominion Energy Inc.
DUtilities
2.85%
14
Sempra Common Stock
SREUtilities
2.81%
15
Entergy Corp.
ETRUtilities
2.55%
16
Exelon
EXCUtilities
2.41%
17
Centerpoint Energy Inc.
CNPUtilities
2.40%
18
Elia
0NTU:LNUnknown
2.23%
19
Cms Energy Corp.
CMSUtilities
2.20%
20
Xcel Energy Inc.
XELUtilities
2.20%
21
Blackrock Liquidity Funds T-Fund
TSTXXFinancials
2.10%
22
Canadian Pac Kans City Ltd Npv
CP:CAIndustrials
1.97%
23
Pg&E Corp.
PCGUtilities
1.87%
24
Firstenergy Corp Sr Unsec
FEUtilities
1.74%
25
Linde Plc Ordinary Shares
LINMaterials
1.73%
26
Nisource Inc.
NIUtilities
1.67%
27
Edp Renovaveis Sa
EDPR:MAUnknown
1.53%
28
Air Liquide (Fra)
AIL:PAUnknown
1.49%
29
Public Power Corp Sa
PPC:GRUnknown
1.31%
30
Contemporary Amperex Technology Co. Ltd. Class A
300750:SHUnknown
1.26%
31
Vestas Wind Systems A/S
VWS:COUnknown
1.20%
32
Kingspan Group Plc - Ordinary Shares
KSP:IEMaterials
1.17%
33
Nextpower Inc Class A Common Stock
NXTIndustrials
1.15%
34
Blackrock Cash Funds: Institutional, Sl Agency Shares
BISXXFinancials
1.14%
35
Rwe Ag /EUR/
RWEG:SGUnknown
1.04%
36
Ses
SESG:LUUnknown
1.03%
37
Northland Power Inc
NPI:CAUtilities
1.01%
38
Sse Plc
SSE:LNUtilities
1.00%
39
Vinci Sa
SGEF:PAUnknown
0.94%
40
Siemens Energy Ag
ENR1N:MUUnknown
0.79%
41
Schneider Electric Se
SCHN:PAUnknown
0.79%
42
Prysmian Spa
PRYMYUnknown
0.76%
43
Valmont Industries Inc
VMIIndustrials
0.75%
44
Spie Sa
SPIE:PAIndustrials
0.75%
45
Tt Trane Technologies Plc
TTIndustrials
0.75%
46
Hubbell Inc
HUBBIndustrials
0.74%
47
Nexans Sa
NEXS:PAMaterials
0.73%
48
First Solar, Inc
FSLRInformation Technology
0.63%
49
Hitachi Ltd|159
6501:JPUnknown
0.62%
50
Solv Energy Inc. Com Shs Cl A
MWHUnknown
0.50%
51
Primoris Services Corpcommon Stock
PRIMIndustrials
0.49%
52
Array Technologies, Inc.
ARRYIndustrials
0.47%
53
Fervo Energy Co Class A
FRVOUnknown
0.42%
54
Orron Energy Ab
ORRON:STUnknown
0.35%

#	Company	Ticker	Weight
1	Nextera Energy Inc	NEE	6.170%
2	Williams Cos. Inc.	WMB	4.170%
3	Union Pacific Corp	UNP	4.110%
4	Duke Energy Corp	DUK	3.960%
5	Southern Co.	SO	3.940%
6	National Grid Plc	NG:LN	3.920%
7	Tc Energy Corp	TRP:CA	3.480%
8	American Electric Power Co Inc	AEP	3.460%
9	Targa Resources Corp Preferred	TRGP	3.250%
10	Aena Sme Sa	AENA:MA	3.140%
11	Space Exploration Technologies	SPCX	3.020%
12	Cheniere Energy Inc.	LNG	2.940%
13	Dominion Energy Inc.	D	2.850%
14	Sempra Common Stock	SRE	2.810%
15	Entergy Corp.	ETR	2.550%
16	Exelon	EXC	2.410%
17	Centerpoint Energy Inc.	CNP	2.400%
18	Elia	0NTU:LN	2.230%
19	Cms Energy Corp.	CMS	2.200%
20	Xcel Energy Inc.	XEL	2.200%
21	Blackrock Liquidity Funds T-Fund	TSTXX	2.100%
22	Canadian Pac Kans City Ltd Npv	CP:CA	1.970%
23	Pg&E Corp.	PCG	1.870%
24	Firstenergy Corp Sr Unsec	FE	1.740%
25	Linde Plc Ordinary Shares	LIN	1.730%
26	Nisource Inc.	NI	1.670%
27	Edp Renovaveis Sa	EDPR:MA	1.530%
28	Air Liquide (Fra)	AIL:PA	1.490%
29	Public Power Corp Sa	PPC:GR	1.310%
30	Contemporary Amperex Technology Co. Ltd. Class A	300750:SH	1.260%
31	Vestas Wind Systems A/S	VWS:CO	1.200%
32	Kingspan Group Plc - Ordinary Shares	KSP:IE	1.170%
33	Nextpower Inc Class A Common Stock	NXT	1.150%
34	Blackrock Cash Funds: Institutional, Sl Agency Shares	BISXX	1.140%
35	Rwe Ag /EUR/	RWEG:SG	1.040%
36	Ses	SESG:LU	1.030%
37	Northland Power Inc	NPI:CA	1.010%
38	Sse Plc	SSE:LN	1.000%
39	Vinci Sa	SGEF:PA	0.940%
40	Siemens Energy Ag	ENR1N:MU	0.790%
41	Schneider Electric Se	SCHN:PA	0.790%
42	Prysmian Spa	PRYMY	0.760%
43	Valmont Industries Inc	VMI	0.750%
44	Spie Sa	SPIE:PA	0.750%
45	Tt Trane Technologies Plc	TT	0.750%
46	Hubbell Inc	HUBB	0.740%
47	Nexans Sa	NEXS:PA	0.730%
48	First Solar, Inc	FSLR	0.630%
49	Hitachi Ltd\|159	6501:JP	0.620%
50	Solv Energy Inc. Com Shs Cl A	MWH	0.500%
51	Primoris Services Corpcommon Stock	PRIM	0.490%
52	Array Technologies, Inc.	ARRY	0.470%
53	Fervo Energy Co Class A	FRVO	0.420%
54	Orron Energy Ab	ORRON:ST	0.350%