Industry · SIC 4941
Water Supply
44 tracked issuers filing with the SEC under this industry classification.
Issuers
44
Recent 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 SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23, 2025
Latest filings
- 6-KSBSSEC(opens sec.gov)
- SCHEDULE 13G/AAWRAMERICAN STATES WATER CO10.2 KBSEC(opens sec.gov)
- 6-KSBSSEC(opens sec.gov)
- 4GEMMILL ELIZABETH H4.6 KBSEC(opens sec.gov)
- 8-KHTOH2O AMERICA178.5 KBSEC(opens sec.gov)
- 6-KSBSSEC(opens sec.gov)
- SCHEDULE 13G/AHTOH2O AMERICA9.8 KBSEC(opens sec.gov)
- 6-KSBSSEC(opens sec.gov)
- 8-KAWKSEC(opens sec.gov)
- 8-KWTRGEssential Utilities, Inc.203.9 KBSEC(opens sec.gov)
- 8-KAWKSEC(opens sec.gov)
- 144ARTNAARTESIAN RESOURCES CORP12.0 KBSEC(opens sec.gov)
- 8-KAWKSEC(opens sec.gov)
- 144AWRAMERICAN STATES WATER CO4.4 KBSEC(opens sec.gov)
- 8-KGWRSGlobal Water Resources, Inc.251.8 KBSEC(opens sec.gov)
- 8-KWTRGEssential Utilities, Inc.203.2 KBSEC(opens sec.gov)
- 8-KAWKSEC(opens sec.gov)
- 8-KPCYOPURE CYCLE CORP183.0 KBSEC(opens sec.gov)
- SCHEDULE 13D/AGWRSGlobal Water Resources, Inc.15.5 KBSEC(opens sec.gov)
- SCHEDULE 13D/AGWRSGlobal Water Resources, Inc.10.2 KBSEC(opens sec.gov)
- 8-KGWRSGlobal Water Resources, Inc.303.1 KBSEC(opens sec.gov)
- SCHEDULE 13G/AHTOH2O AMERICA9.2 KBSEC(opens sec.gov)
- 8-KYORWYORK WATER CO162.3 KBSEC(opens sec.gov)
- 144AWRAMERICAN STATES WATER CO5.4 KBSEC(opens sec.gov)
- 8-KWTRGSEC(opens sec.gov)
- 144CWCOSEC(opens sec.gov)
- 144ARTNAARTESIAN RESOURCES CORP9.4 KBSEC(opens sec.gov)
- SCHEDULE 13G/APCYOPURE CYCLE CORP14.8 KBSEC(opens sec.gov)
- 6-KSBSSEC(opens sec.gov)
- SCHEDULE 13G/AYORWYORK WATER CO10.8 KBSEC(opens sec.gov)
- SCHEDULE 13G/AAWKSEC(opens sec.gov)
- 10-QCDZICADIZ INC9.7 MBSEC(opens sec.gov)
- 144CWTSEC(opens sec.gov)
- 10-QGWRSSEC(opens sec.gov)
- 8-KGWRSGlobal Water Resources, Inc.618.4 KBSEC(opens sec.gov)
- 6-KSBSSEC(opens sec.gov)
- 10-QARTNAARTESIAN RESOURCES CORP6.1 MBSEC(opens sec.gov)
- 8-KCWCOSEC(opens sec.gov)
- 10-QCWCOConsolidated Water Co. Ltd.12.2 MBSEC(opens sec.gov)
- 144WTRGSEC(opens sec.gov)
Featured issuers
- 4G ENTERPRISES,INC.CIK 0001551335
- AGENT155 MEDIA CORP.CIK 0001389405
- AMERICAN STATES WATER COCIK 0001056903AWR
- American Water Capital Corp.CIK 0001410635
- AMERICAN WATER WORKS CO INCCIK 0000318819
- American Water Works Company, Inc.CIK 0001410636AWK
- Aqua Holdings, Inc.CIK 0001649584
- AQUARION COCIK 0000049423
- AquaVenture Holdings LtdCIK 0001422841
- ARTESIAN RESOURCES CORPCIK 0000863110ARTNA
- AZURIX CORPCIK 0001080205
- Basin Water, Inc.CIK 0001352045
Classification
- SIC code
- 4941
- Total issuers
- 44
- Recent filings
- 40