Water Supply
44 tracked issuers filing with the SEC under this industry classification.
Issuers
44
Filings
40
SIC Code
4941
Industry Overview
Water Supply
The Water Supply industry, classified under SIC 4941, encompasses municipal utilities, regional water authorities, and private operators responsible for sourcing, treating, and distributing potable water and related services such as wastewater pre-treatment, metering, and infrastructure maintenance. Typical customers include households, commercial buildings, industrial plants, and agricultural users, all demanding reliable quantity and quality at predictable prices. Operators face significant risks from aging pipelines, drought and climate volatility, energy-intensive treatment costs, and strict federal, state, and local regulations covering water quality, PFAS and other emerging contaminants, cybersecurity, and rate-setting. In 2024–2025, the sector is defined by increased investment in smart metering, leak detection, desalination and reuse projects, resilience upgrades, and consolidation among smaller systems seeking capital and compliance scale. ESG-focused investors are also scrutinizing utilities’ governance, affordability programs, and climate adaptation plans. For deeper insight into individual water utilities’ strategies, capital spending, and regulatory proceedings, view their live SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23
Latest Filings
- 8-KCALIFORNIA WATER SERVICE GROUP$CWT
CALIFORNIA WATER SERVICE GROUP 8-K
Feb 25, 4:20 PM ET8.3 MB - 8-KH2O AMERICA$HTO
H2O AMERICA 8-K
Feb 25, 4:18 PM ET361.7 KB - 8-KMIDDLESEX WATER CO$MSEX
MIDDLESEX WATER CO 8-K
Feb 24, 4:20 PM ET179.2 KB - 8-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 8-K
Feb 20, 4:10 PM ET227.8 KB - 8-KYORK WATER CO$YORW
YORK WATER CO 8-K
Feb 19, 4:30 PM ET183.3 KB - 10-KMIDDLESEX WATER CO$MSEX
MIDDLESEX WATER CO 10-K
Feb 19, 4:23 PM ET12.2 MB - 8-KMIDDLESEX WATER CO$MSEX
MIDDLESEX WATER CO 8-K
Feb 19, 4:06 PM ET231.6 KB - 8-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 8-K
Feb 18, 4:37 PM ET414.7 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Feb 18, 4:36 PM ET420.4 KB - 10-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 10-K
Feb 18, 4:35 PM ET26.7 MB - 10-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 10-K
Feb 18, 4:29 PM ET20.0 MB - 8-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 8-K
Feb 13, 4:46 PM ET181.8 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Feb 11, 7:06 AM ET38.3 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Feb 10, 4:36 PM ET257.0 KB - 8-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 8-K
Feb 10, 4:34 PM ET245.9 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Feb 10, 10:17 AM ET158.1 KB - 8-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 8-K
Feb 10, 10:13 AM ET190.6 KB - 8-KYORK WATER CO$YORW
YORK WATER CO 8-K
Feb 10, 9:49 AM ET174.9 KB - 8-KCADIZ INC$CDZI
CADIZ INC 8-K
Feb 4, 5:15 PM ET245.5 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Feb 4, 7:58 AM ET21.6 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Feb 2, 1:08 PM ET19.5 KB - 8-KCALIFORNIA WATER SERVICE GROUP$CWT
CALIFORNIA WATER SERVICE GROUP 8-K
Jan 28, 5:21 PM ET259.6 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Jan 28, 8:52 AM ET18.6 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Jan 28, 6:50 AM ET21.2 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Jan 27, 4:19 PM ET233.4 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Jan 23, 7:06 AM ET19.6 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Jan 21, 8:53 AM ET19.1 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Jan 16, 4:23 PM ET387.6 KB - 8-KPURE CYCLE CORP$PCYO
PURE CYCLE CORP 8-K
Jan 16, 12:00 PM ET383.1 KB - 8-KPURE CYCLE CORP$PCYO
PURE CYCLE CORP 8-K
Jan 8, 10:26 AM ET9.4 MB - 10-QPURE CYCLE CORP$PCYO
PURE CYCLE CORP 10-Q
Jan 7, 4:00 PM ET7.8 MB - 4GEMMILL ELIZABETH H
GEMMILL ELIZABETH H 4
Jan 5, 4:00 PM ET4.5 KB - 8-KH2O AMERICA$HTO
H2O AMERICA 8-K
Dec 29, 4:11 PM ET168.9 KB - 8-KMIDDLESEX WATER CO$MSEX
MIDDLESEX WATER CO 8-K
Dec 22, 4:15 PM ET185.0 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Dec 19, 8:11 AM ET20.8 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Dec 18, 7:15 AM ET297.3 KB - 8-KGlobal Water Resources, Inc.$GWRS
Global Water Resources, Inc. 8-K
Dec 16, 5:16 PM ET1.3 MB - 8-KH2O AMERICA$HTO
H2O AMERICA 8-K
Dec 15, 8:35 AM ET145.5 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Dec 3, 7:51 AM ET29.2 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Dec 2, 11:54 AM ET338.3 KB
Featured Issuers
124G ENTERPRISES,INC.
CIK 0001551335
AGENT155 MEDIA CORP.
CIK 0001389405
- $AWR
AMERICAN STATES WATER CO
CIK 0001056903
American Water Capital Corp.
CIK 0001410635
AMERICAN WATER WORKS CO INC
CIK 0000318819
- $AWK
American Water Works Company, Inc.
CIK 0001410636
Aqua Holdings, Inc.
CIK 0001649584
AQUARION CO
CIK 0000049423
AquaVenture Holdings Ltd
CIK 0001422841
- $ARTNA
ARTESIAN RESOURCES CORP
CIK 0000863110
AZURIX CORP
CIK 0001080205
Basin Water, Inc.
CIK 0001352045
Classification
- SIC Code
- 4941
- Total Issuers
- 44
- Recent Filings
- 40