First Trust Water ETF (FIW) is a First Trust ETF with a 0.50% expense ratio, 37 holdings and $1.8B in net assets. Largest sector: Industrials (57%).
Fee
0.50%
expense ratio
Net assets
$1.8B
Launched
May 8, 2007
Holdings
37
as of Oct 23, 2026
Top 10 weight
41.2%
largest ten holdings
Largest sector
Industrials
56.9%
Yield
30-day SEC 0.79% · TTM 0.77%
as of Sep 30, 2026
Benchmark
—
FIW's holdings are as of Oct 23, 2026.
Industrials
56.9%
Healthcare
12.9%
Technology
11.9%
Utilities
11.2%
Basic Materials
5.4%
Consumer Defensive
1.7%
1
A
AGILENT TECHNOLOGIES
4.49%
2
WAT
WATERS
4.36%
3
VLTO
VERALTO
4.22%
4
AWK
AMERICAN WATER WORKS
4.11%
5
ROP
ROPER TECHNOLOGIES
4.11%
6
ECL
ECOLAB
4.06%
7
FERG
Ferguson Plc.
4.02%
8
IDXX
IDEXX LABORATORIES
4.01%
9
XYL
XYLEM
3.93%
10
J
JACOBS SOLUTIONS
3.88%
11
BSY
Bentley Systems Class B
3.76%
12
MAS
MASCO
3.67%
13
IEX
IDEX
3.49%
14
WMS
Advanced Drainage Systems
3.35%
15
TTEK
Tetra Tech
3.06%
16
MLI
Mueller Industries
3.02%
17
WTS
Watts Water Technologies Class A
2.93%
18
VMI
VALMONT INDUSTRIES
2.77%
19
PNR
PENTAIR
2.73%
20
ACM
Aecom
2.68%
21
BMI
Badger Meter
2.22%
22
AOS
SMITH (A.O.)
2.08%
23
ZWS
Zurn Elkay Water Solutions
2.02%
24
FELE
Franklin Electric
1.96%
25
CNM
Core & Main Class A
1.95%
1–25 of 37
Funds listed by how much of their largest holdings they share with FIW — not a ranking.
Data from First Trust; prices and returns from market data. Page updated October 29, 2026. Holdings and figures change over time. For information only — not investment advice.