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-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 8-K
Mar 27, 4:31 PM ET353.5 KB - 8-KMIDDLESEX WATER CO$MSEX
MIDDLESEX WATER CO 8-K
Mar 26, 4:05 PM ET491.6 KB - 8-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 8-K
Mar 25, 4:19 PM ET18.5 MB - 8-KCALIFORNIA WATER SERVICE GROUP$CWT
CALIFORNIA WATER SERVICE GROUP 8-K
Mar 17, 7:59 PM ET256.8 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Mar 17, 12:58 PM ET810.5 KB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Mar 17, 12:48 PM ET3.0 MB - 8-KConsolidated Water Co. Ltd.$CWCO
Consolidated Water Co. Ltd. 8-K
Mar 17, 10:30 AM ET995.5 KB - 10-KConsolidated Water Co. Ltd.$CWCO
Consolidated Water Co. Ltd. 10-K
Mar 16, 5:15 PM ET16.9 MB - 10-KARTESIAN RESOURCES CORP$ARTNA
ARTESIAN RESOURCES CORP 10-K
Mar 16, 5:13 PM ET10.9 MB - 6-KCOMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP$SBS
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP 6-K
Mar 16, 8:56 AM ET18.9 KB - 8-KAMERICAN STATES WATER CO$AWR
AMERICAN STATES WATER CO 8-K
Mar 13, 4:31 PM ET368.0 KB - 8-KARTESIAN RESOURCES CORP$ARTNA
ARTESIAN RESOURCES CORP 8-K
Mar 13, 8:54 AM ET232.8 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Mar 10, 4:17 PM ET223.0 KB - 8-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 8-K
Mar 9, 4:06 PM ET629.0 KB - 8-KCALIFORNIA WATER SERVICE GROUP$CWT
CALIFORNIA WATER SERVICE GROUP 8-K
Mar 5, 1:05 PM ET184.6 KB - 8-KGlobal Water Resources, Inc.$GWRS
Global Water Resources, Inc. 8-K
Mar 4, 4:36 PM ET511.8 KB - 10-KGlobal Water Resources, Inc.$GWRS
Global Water Resources, Inc. 10-K
Mar 4, 4:33 PM ET11.6 MB - 8-KH2O AMERICA$HTO
H2O AMERICA 8-K
Mar 4, 4:17 PM ET1.0 MB - 10-KYORK WATER CO$YORW
YORK WATER CO 10-K
Mar 3, 10:59 AM ET10.8 MB - 8-KYORK WATER CO$YORW
YORK WATER CO 8-K
Mar 3, 9:46 AM ET524.5 KB - 8-KAmerican Water Works Company, Inc.$AWK
American Water Works Company, Inc. 8-K
Mar 2, 4:20 PM ET306.5 KB - 8-KH2O AMERICA$HTO
H2O AMERICA 8-K
Mar 2, 4:05 PM ET8.8 MB - 10-KCALIFORNIA WATER SERVICE GROUP$CWT
CALIFORNIA WATER SERVICE GROUP 10-K
Feb 26, 5:39 PM ET14.4 MB - 10-KH2O AMERICA$HTO
H2O AMERICA 10-K
Feb 26, 5:31 PM ET14.7 MB - 10-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 10-K
Feb 26, 3:16 PM ET35.5 MB - 8-KEssential Utilities, Inc.$WTRG
Essential Utilities, Inc. 8-K
Feb 26, 10:18 AM ET322.4 KB - 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
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