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Water Utilities
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
AWK icon
1
American Water Works
AWK
$28.7B
$28.7B $144.37 1.52%
SBS icon
2
Sabesp
SBS
$16B
$16B $4.54 2.16%
WTRG icon
3
Essential Utilities
WTRG
$12.4B
$12.4B $43.52 1.73%
AWR icon
4
American States Water
AWR
$3.42B
$3.42B $86.32 1.14%
CWT icon
5
California Water Service
CWT
$3.05B
$3.05B $48.50 1.85%
HTO icon
6
H2O America
HTO
$2.89B
$2.89B $59.74 2%
MSEX icon
7
Middlesex Water
MSEX
$1.07B
$1.07B $56.79 2.6%
YORW icon
8
York Water
YORW
$513M
$513M $31.59 1.67%
CWCO icon
9
Consolidated Water Co
CWCO
$432M
$432M $26.96 0.75%
ARTNA icon
10
Artesian Resources
ARTNA
$347M
$347M $33.56 0.18%
PCYO icon
11
Pure Cycle
PCYO
$258M
$258M $10.70 1.04%
GWRS icon
12
Global Water Resources
GWRS
$223M
$223M $7.74 0.9%

Water Utilities Stocks at a Glance

Water utilities distribute drinking water and provide treatment services under regulated frameworks. The most defensive utility niche: demand is essential and stable, with growth driven by rate increases funding pipe replacement and system consolidation.

There are 12 Water Utilities industry stocks tracked by Wall St. Rank, worth a combined $69.3B.

The largest by market cap are American Water Works (AWK) at $28.7B, Sabesp (SBS) at $16B and Essential Utilities (WTRG) at $12.4B.

Among institutional investors, Sabesp (SBS) drew the most net new fund positions in Q2 2026: 82 funds opened new positions, taking total fund holders up 52 (21%) quarter-over-quarter.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.