FIW ETF largest holding is WAT at 5.38% as of Sep 1, 2026

$106.45

AUM$1.8B

TER0.50%

Holdings74

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FIW ETF largest holding is WAT at 5.38% as of Sep 1, 2026

$106.45

First Trust Water ETF

AUM$1.8B

TER0.50%

Holdings74

See how much of FIW you already own

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

WAT is FIW's largest holding at 5.38% of the fund as of Sep 1, 2026. FIW is First Trust Water ETF.

Showing top 37 of 37 holdings · as of Sep 1, 2026

FIW holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Sector	Industry
1	WAT	Waters Corp.Health Care · Healthcare Equip.	5.38%	5.4%	239,426	$99.27M	Health Care	Healthcare Equip.
2	A	Agilent Technologies IncInfo Tech · Electronic Equipment	5.24%	10.6%	629,985	$96.74M	Info Tech	Electronic Equipment
Sector and industry · Pro
3	ROP	Roper Technologies Inc.	5.03%	15.7%	218,647	$92.85M
4	AWK	American Water Works Co. Inc.	4.21%	19.9%	562,137	$77.70M
5	VLTO	Veralto Corp	4.19%	24.1%	784,846	$77.36M
6	IEX	I D E X Corp	3.95%	28.0%	319,421	$73.03M
7	—	Jacobs Engineering Group Inc.	3.92%	31.9%	485,341	$72.34M
8	MLI	Mueller Industries Inc	3.83%	35.8%	1,134,436	$70.80M
9	ECL	Ecolab, Inc.	3.80%	39.5%	247,989	$70.23M
10	MAS	Masco Corp.	3.65%	43.2%	934,224	$67.41M
11	FERG	Ferguson Enterprises	3.57%	46.8%	293,249	$65.84M
12	XYL	Xylem,Inc.	3.52%	50.3%	590,210	$64.99M
13	IDXX	Idexx Labs	3.51%	53.8%	116,436	$64.82M
14	WTS	Watts Water Technologies Inc	3.46%	57.3%	174,455	$63.81M
15	TTEK	Tetra Tech Inc	3.13%	60.4%	1,600,186	$57.83M
16	—	Advanced Drainag Tm B 1ln 7/26	2.87%	63.3%	390,504	$53.00M
17	PNR	Pentair Plc Ordinary Shares	2.52%	65.8%	770,919	$46.61M
18	CNM	Core & Main Inc Class A	2.46%	68.2%	1,058,911	$45.49M
19	—	Stantec Inc	2.44%	70.7%	618,203	$45.13M
20	—	Aecom Technology Corp	2.14%	72.8%	585,330	$39.47M
21	ITRI	Itron Inc	2.14%	75.0%	406,958	$39.48M
22	VMI	Valmont Industries Inc	2.11%	77.1%	83,129	$39.04M
23	FELE	Franklin Electric Co Inc	2.08%	79.1%	383,796	$38.41M
24	PRMB	Primo Brands Corp	2.08%	81.2%	1,685,793	$38.47M
25	ZWS	Zurn Elkay Water Solutions	1.94%	83.2%	749,977	$35.85M
26	BMI	Badger Meter, Inc.	1.84%	85.0%	250,829	$33.98M
27	FBIN	Fortune Brands Innovations Inc	1.69%	86.7%	703,602	$31.19M
28	—	Algonquin Power & Utilities Corp -	1.68%	88.4%	5,477,616	$31.00M
29	MWA	Mueller Water Products Inc	1.67%	90.0%	1,277,439	$30.84M
30	AOS	Ao Smith Corp.	1.57%	91.6%	490,175	$28.98M
31	AWR	American States Water Co	1.55%	93.2%	320,625	$28.63M
32	GRC	The Gorman-rupp Co.	1.52%	94.7%	372,040	$28.05M
33	SJW	Sjw Corp	1.52%	96.2%	444,248	$28.15M
34	CWT	California Water Service Group	1.43%	97.6%	530,082	$26.49M
35	SBS	Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp American Depositary Shares (Each Repstg 250 Common Shares)	1.05%	98.7%	3,987,767	$19.38M
36	HWKN	Hawkins Inc	1.04%	99.7%	160,268	$19.28M
37	—	US Dollar	0.25%	100.0%	4,653,775	$4.65M

Not reported for this fund: share changes.

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FIW ETF All Holdings

FIW holdings total 74 positions. The top 10 holdings account for 43.2% of the fund, led by Waters Corp. at 5.4%, Agilent Technologies Inc at 5.2%, Roper Technologies Inc. at 5.0%.

FIW portfolio concentration is moderate, with the top 10 representing 43.2% of total assets. The largest sector exposure is Industrials at 59.8%.

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

Compare FIW

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FIW ETF Holdings

37 of 74 holdings

Sector

Industry

Sort By

1
Waters Corp.
WATHealth Care
5.38%
2
Agilent Technologies Inc
AInformation Technology
5.24%
3
Roper Technologies Inc.
ROPIndustrials
5.03%
4
American Water Works Co. Inc.
AWKUtilities
4.21%
5
Veralto Corp
VLTOIndustrials
4.19%
6
I D E X Corporation
IEXIndustrials
3.95%
7
Jacobs Engineering Group Inc.
JIndustrials
3.92%
8
Mueller Industries Inc
MLIIndustrials
3.83%
9
Ecolab, Inc.
ECLMaterials
3.80%
10
Masco Corp.
MASIndustrials
3.65%
11
Ferguson Enterprises
FERGIndustrials
3.57%
12
Xylem,Inc.
XYLIndustrials
3.52%
13
Idexx Labs
IDXXHealth Care
3.51%
14
Watts Water Technologies Inc
WTSIndustrials
3.46%
15
Tetra Tech Inc
TTEKIndustrials
3.13%
16
Advanced Drainag Tm B 1ln 7/26
WMSMaterials
2.87%
17
Pentair Plc Ordinary Shares
PNRIndustrials
2.52%
18
Core & Main Inc Class A
CNMUnknown
2.46%
19
Stantec Inc
STN:CAIndustrials
2.44%
20
Aecom Technology Corp
ACMIndustrials
2.14%
21
Itron Inc
ITRIInformation Technology
2.14%
22
Valmont Industries Inc
VMIIndustrials
2.11%
23
Franklin Electric Co Inc
FELEIndustrials
2.08%
24
Primo Brands Corp
PRMBUnknown
2.08%
25
Zurn Elkay Water Solutions
ZWSIndustrials
1.94%
26
Badger Meter, Inc.
BMIIndustrials
1.84%
27
Fortune Brands Innovations Inc
FBINIndustrials
1.69%
28
Algonquin Power & Utilities Corp - Common
AQN:CAUtilities
1.68%
29
Mueller Water Products Inc
MWAIndustrials
1.67%
30
Ao Smith Corp.
AOSIndustrials
1.57%
31
American States Water Co
AWRUtilities
1.55%
32
The Gorman-rupp Co.
GRCIndustrials
1.52%
33
Sjw Corp
SJWUtilities
1.52%
34
California Water Service Group
CWTUtilities
1.43%
35
Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp American Depositary Shares (Each Repstg 250 Common Shares)
SBSP3:BVUtilities
1.05%
36
Hawkins Inc
HWKNMaterials
1.04%
37
US Dollar
Other
0.25%

#	Company	Ticker	Weight
1	Waters Corp.	WAT	5.380%
2	Agilent Technologies Inc	A	5.240%
3	Roper Technologies Inc.	ROP	5.030%
4	American Water Works Co. Inc.	AWK	4.210%
5	Veralto Corp	VLTO	4.190%
6	I D E X Corporation	IEX	3.950%
7	Jacobs Engineering Group Inc.	J	3.920%
8	Mueller Industries Inc	MLI	3.830%
9	Ecolab, Inc.	ECL	3.800%
10	Masco Corp.	MAS	3.650%
11	Ferguson Enterprises	FERG	3.570%
12	Xylem,Inc.	XYL	3.520%
13	Idexx Labs	IDXX	3.510%
14	Watts Water Technologies Inc	WTS	3.460%
15	Tetra Tech Inc	TTEK	3.130%
16	Advanced Drainag Tm B 1ln 7/26	WMS	2.870%
17	Pentair Plc Ordinary Shares	PNR	2.520%
18	Core & Main Inc Class A	CNM	2.460%
19	Stantec Inc	STN:CA	2.440%
20	Aecom Technology Corp	ACM	2.140%
21	Itron Inc	ITRI	2.140%
22	Valmont Industries Inc	VMI	2.110%
23	Franklin Electric Co Inc	FELE	2.080%
24	Primo Brands Corp	PRMB	2.080%
25	Zurn Elkay Water Solutions	ZWS	1.940%
26	Badger Meter, Inc.	BMI	1.840%
27	Fortune Brands Innovations Inc	FBIN	1.690%
28	Algonquin Power & Utilities Corp - Common	AQN:CA	1.680%
29	Mueller Water Products Inc	MWA	1.670%
30	Ao Smith Corp.	AOS	1.570%
31	American States Water Co	AWR	1.550%
32	The Gorman-rupp Co.	GRC	1.520%
33	Sjw Corp	SJW	1.520%
34	California Water Service Group	CWT	1.430%
35	Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp American Depositary Shares (Each Repstg 250 Common Shares)	SBSP3:BV	1.050%
36	Hawkins Inc	HWKN	1.040%
37	US Dollar	-	0.250%