Company facts
- Industry
- Water Supply
- Headquarters
- Iselin, New Jersey
- Most recent report
- 10-Q, filed Jul 30, 2026
- Incorporated
- New Jersey
- Filings on record
- 1,002+ filings
- On EDGAR
- CIK 66004
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 79
News 8 of 251
Prospectuses and Registrations 8 of 27
- 424B5 Prospectus supplement for an offering Feb 20, 2026
- 424B5 Prospectus supplement for an offering Jul 29, 2025
- 424B5 Prospectus supplement for an offering May 12, 2025
- S-3ASR Automatic shelf registration May 12, 2025
- 424B5 Prospectus supplement for an offering Jul 25, 2023
- 424B5 Prospectus supplement for an offering Aug 3, 2022
- S-3ASR Automatic shelf registration Aug 3, 2022
- 424B5 Prospectus supplement for an offering Nov 20, 2019
Proxies 8 of 22
- DEFA14A Extra proxy material Apr 6, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 6, 2026
- DEFA14A Extra proxy material Apr 10, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 10, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 11, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 10, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 8, 2022
- DEFA14A Extra proxy material Apr 12, 2021
Ownership 8 of 600
- 4 Insider reported a trade Aug 12, 2026
- 4 Insider reported a trade Aug 7, 2026
- SCHEDULE 13G Large holder reported a passive stake Apr 30, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Apr 24, 2026
- 3 Insider reported their initial holding Apr 8, 2026
- 4 Insider reported a trade Apr 1, 2026
- 4 Insider reported a trade Apr 1, 2026
- 4 Insider reported a trade Apr 1, 2026
Other 8 of 23
- ARS Annual report sent to shareholders Apr 6, 2026
- ARS Annual report sent to shareholders Apr 10, 2025
- NT 10-K Notice that an annual report will be late Mar 1, 2024
- UPLOAD Comment letter from SEC staff Oct 19, 2016
- CORRESP Reply to SEC staff Oct 11, 2016
- EFFECT Notice that a registration became effective Aug 3, 2015
- CORRESP Reply to SEC staff Jul 31, 2015
- UPLOAD Comment letter from SEC staff Jun 24, 2013
Everything here comes from Middlesex Water Co's own filings on SEC EDGAR. The filing list is rechecked every hour.