MIDDLESEX WATER CO — Investor Relations & Filings
Filings indexed
1,536
across all filing types
Latest filing
2026-05-20
Regulatory Filings
Country
US
United States of America
Listing
US
MSEX
Middlesex Water Company provides a full range of regulated and non-regulated water and wastewater utility services. Its primary operations involve collecting, treating, distributing, and selling water to domestic, commercial, municipal, and industrial customers, as well as for fire protection purposes. The company also offers comprehensive water and wastewater solutions by operating municipal and private systems under contract for municipalities, developers, and small system owners. Its service areas are located in parts of New Jersey and Delaware.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-20 | English | |
| 10-Q | 2026-04-30 | English | |
| 8-K | 2026-04-30 | English | |
| Major Shareholding Notification 2026 | 2026-04-30 | English | |
| Major Shareholding Notification 2026 | 2026-04-24 | English | |
| ARS - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-04-06 | English |
Browse filings by year
27 years- 2026 19 filings
- 2025 55 filings
- 2024 62 filings
- 2023 52 filings
- 2022 58 filings
- 2021 67 filings
- 2020 48 filings
- 2019 115 filings
- 2018 50 filings
- 2017 44 filings
- 2016 49 filings
- 2015 45 filings
- 2014 51 filings
- 2013 53 filings
- 2012 52 filings
- 2011 51 filings
- 2010 61 filings
- 2009 61 filings
- 2008 53 filings
- 2007 48 filings
- 2006 74 filings
- 2005 114 filings
- 2004 103 filings
- 2003 106 filings
- 2002 32 filings
- 2001 7 filings
- 2000 6 filings
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 46691660 | 8-K | 2026-05-20 | English | ||
| 45932601 | 10-Q | 2026-04-30 | English | ||
| 45932624 | 8-K | 2026-04-30 | English | ||
| 45932645 | Major Shareholding Notification 2026 | 2026-04-30 | English | ||
| 45932642 | Major Shareholding Notification 2026 | 2026-04-24 | English | ||
| 33640234 | ARS - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-04-06 | English | ||
| 45932666 | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 2026-04-06 | English | ||
| 45932780 | DEF 14A | 2026-04-06 | English | ||
| 33061799 | SCHEDULE 13G/A - MIDDLESEX WATER CO (0000066004) (Subject) | 2026-03-27 | English | ||
| 45932787 | 8-K | 2026-03-26 | English | ||
| 32877356 | 4 - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-03-03 | English | ||
| 32877357 | 4 - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-03-02 | English | ||
| 32877358 | 4 - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-02-27 | English | ||
| 32877359 | 4 - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-02-25 | English | ||
| 32877360 | 8-K - MIDDLESEX WATER CO (0000066004) (Filer) | 2026-02-24 | English | ||
Market data
Market data not available
Last price
Market cap
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Price history
Peer group · Water collection, treatment and supply
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Wuhan Xianglong Power Industry Co.,Ltd
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Xoma AB
Develops advanced aquaculture and water purification system…
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YCIC Eco-Technology Co.,Ltd.
Invests in and operates water treatment and ecological rest…
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002200 | CN | Water supply; sewerage, waste m… |
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YORK WATER CO
An investor-owned utility providing water and wastewater se…
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YORW | US | Water supply; sewerage, waste m… |
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Yunnan Water Investment Co., Limited
Manages the lifecycle of municipal water supply, wastewater…
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MIDDLESEX WATER CO via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/32259/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=32259 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=32259 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=32259 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 32259}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for MIDDLESEX WATER CO (id: 32259)"
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