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Small Cap Utilities
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
HE icon
1
Hawaiian Electric Industries
HE
$1.92B
$1.92B $11.09 0%
FLNC icon
2
Fluence Energy
FLNC
$1.48B
$1.48B $10.35 1.47%
IDU icon
3
iShares US Utilities ETF
IDU
$1.32B
$1.32B $109.61 0.07%
UTES icon
4
Virtus Reaves Utilities ETF
UTES
$1.26B
$1.26B $76.17 1.3%
SPH icon
5
Suburban Propane Partners
SPH
$1.17B
$1.17B $17.52 0%
XIFR
6
XPLR Infrastructure LP
XIFR
$1.14B
$1.14B $12.14 1.08%
MSEX icon
7
Middlesex Water
MSEX
$1.1B
$1.1B $58.26 0.38%
EDN
8
Edenor
EDN
$1.08B
$1.08B $24.60 0.57%
UTL icon
9
Unitil
UTL
$979M
$979M $53.71 0%
FXU icon
10
First Trust Utilities AlphaDEX Fund
FXU
$793M
$793M $47.08 0.11%
HNRG icon
11
Hallador Energy
HNRG
$783M
$783M $16.60 3.04%
NRGV icon
12
Energy Vault
NRGV
$698M
$698M $3.84 1.32%
NKLR
13
Terra Innovatum Global N.V.
NKLR
$582M
$582M $5.27 4.98%
YORW icon
14
York Water
YORW
$553M
$553M $34.05 0.84%
IMSR
15
Terrestrial Energy
IMSR
$546M
$546M $5.15 1.38%
RSPU icon
16
Invesco S&P 500 Equal Weight Utilities ETF
RSPU
$526M
$526M $76.20 0.14%
CWCO icon
17
Consolidated Water Co
CWCO
$469M
$469M $29.28 1.04%
POWR
18
iShares U.S. Power Infrastructure ETF
POWR
$455M
$455M $25.76 0.66%
GNE icon
19
Genie Energy
GNE
$408M
$408M $15.51 1.31%
DGXX
20
Digi Power X Inc
DGXX
$380M
$380M $3.75 0.81%
ARTNA icon
21
Artesian Resources
ARTNA
$374M
$374M $36.19 0.3%
CDZI icon
22
Cadiz
CDZI
$353M
$353M $4.17 3.99%
ELLO icon
23
Ellomay Capital Ltd
ELLO
$320M
$320M $23.20 0%
JXI icon
24
iShares Global Utilities ETF
JXI
$302M
$302M $81.65 0.28%
PCYO icon
25
Pure Cycle
PCYO
$270M
$270M $11.19 0.63%
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Small Cap Utilities Stocks at a Glance

Utility companies deliver electricity, gas, and water through regulated networks, alongside independent and renewable power producers. Regulators set allowed returns, so earnings are steady and dividend-focused; rate cases, capital programs, and interest rates — not the economic cycle — drive the stocks.

There are 26 small cap Utilities stocks — companies in the Utilities sector with a market cap between $250M and $2B — worth a combined $19.5B.

The largest by market cap are Hawaiian Electric Industries (HE) at $1.92B, Fluence Energy (FLNC) at $1.48B and iShares US Utilities ETF (IDU) at $1.32B.

Among institutional investors, Fluence Energy (FLNC) drew the most net new fund positions in Q2 2026: 87 funds opened new positions, taking total fund holders up 41 (16%) quarter-over-quarter.

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