H2O America SEC filings HTO
H2O America has 1,000 filings in SEC EDGAR's recent list, going back to Nov 4, 2014. Its latest annual report, Form ARS, was filed on Apr 3, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 26, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (material agreement, new debt, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Material agreement, New debt, Other events
|
Nov 3, 2026 | Nov 3, 2026 |
| 424B5 | Prospectus supplement | Nov 2, 2026 | — |
| FWP | Free writing prospectus | Oct 30, 2026 | — |
| 424B5 | Prospectus supplement | Oct 29, 2026 | — |
| POSASR | Filing | Oct 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 27, 2026 | — |
| 10-Q | Quarterly report | Oct 26, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2026 | Oct 23, 2026 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Oct 1, 2026 | Oct 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 22, 2026 | — |
| 4/A | Primary document | Aug 19, 2026 | Jul 7, 2026 |
| 4/A | Primary document | Aug 19, 2026 | Jul 1, 2026 |
| 4/A | Primary document | Aug 19, 2026 | May 29, 2026 |
| 4/A | Primary document | Aug 19, 2026 | Apr 10, 2026 |
| 3/A | Primary document | Aug 19, 2026 | Mar 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 19, 2026 | — |
| 4 | Insider transaction | Aug 3, 2026 | Jul 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 28, 2026 | — |
| 10-Q | Quarterly report | Jul 28, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2026 | Jul 27, 2026 |
| 4/A | Primary document | Jul 13, 2026 | Jul 7, 2026 |
| 4 | Insider transaction | Jul 8, 2026 | Jul 7, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Officer or director change
|
Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 2, 2026 |
| 4/A | Primary document | Jun 2, 2026 | May 29, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 19, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 10-Q | Quarterly report | Apr 29, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2026 | Apr 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 27, 2026 | — |
| 4 | Insider transaction | Apr 22, 2026 | Apr 10, 2026 |
| 3 | Initial insider ownership | Apr 22, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 10, 2026 |
| 3 | Initial insider ownership | Apr 8, 2026 | Mar 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 8, 2026 | — |
| ARS | Annual report to shareholders | Apr 3, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 3, 2026 | — |
| DEFA14A | Additional proxy material | Apr 3, 2026 | — |
| DEF 14A | Proxy statement | Apr 3, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 10, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 6, 2026 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Mar 4, 2026 | Mar 4, 2026 |
| 424B5 | Prospectus supplement | Mar 4, 2026 | — |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Mar 1, 2026 |
| 3 | Initial insider ownership | Mar 3, 2026 | Mar 1, 2026 |
| 424B5 | Prospectus supplement | Mar 2, 2026 | — |
| 8-K | Current report | Mar 2, 2026 | Mar 2, 2026 |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 25, 2026 | Feb 25, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 8-K |
Current report
Other events
|
Dec 29, 2025 | Dec 29, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2025 | Dec 9, 2025 |
| 4 | Insider transaction | Dec 3, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Dec 3, 2025 | Dec 1, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 14, 2025 | Nov 13, 2025 |
| 144 | Notice of proposed sale | Nov 13, 2025 | — |
| 10-Q | Quarterly report | Oct 28, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2025 | Oct 27, 2025 |
| 8-K |
Current report
Material agreement
|
Sep 16, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 4, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2025 | — |
| 4 | Insider transaction | Jul 31, 2025 | Jul 30, 2025 |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 28, 2025 |
| 10-Q | Quarterly report | Jul 30, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2025 | Jul 28, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jul 8, 2025 | Jul 7, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 25, 2025 | Jun 24, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 2, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 2, 2025 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
May 20, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 13, 2025 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 30, 2025 |
| 10-Q | Quarterly report | Apr 29, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2025 | Apr 28, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| ARS | Annual report to shareholders | Apr 1, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 1, 2025 | — |
| DEFA14A | Additional proxy material | Apr 1, 2025 | — |
| DEF 14A | Proxy statement | Apr 1, 2025 | May 14, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 1, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Mar 27, 2025 | Mar 25, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 3, 2025 | Feb 26, 2025 |
| 10-K | Annual report | Feb 28, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 26, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 5, 2025 | — |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 3 | Initial insider ownership | Dec 9, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 4, 2024 | Dec 2, 2024 |
| 4 | Insider transaction | Dec 4, 2024 | Dec 2, 2024 |
| 4 | Insider transaction | Nov 13, 2024 | Nov 12, 2024 |
| 3 | Initial insider ownership | Nov 13, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 12, 2024 | Nov 6, 2024 |
| CERT | Filing | Nov 8, 2024 | — |
| 8-A12B | Filing | Nov 8, 2024 | — |
| 25 | Filing | Nov 7, 2024 | — |
| 8-K |
Current report
Material agreement
|
Oct 30, 2024 | Oct 29, 2024 |
| 424B5 | Prospectus supplement | Oct 30, 2024 | — |
| S-3ASR | Automatic shelf registration | Oct 29, 2024 | — |
| 10-Q | Quarterly report | Oct 28, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Listing notice, Officer or director change
|
Oct 28, 2024 | Oct 25, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 18, 2024 | — |
| 4 | Insider transaction | Sep 5, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Sep 5, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Aug 23, 2024 | Aug 22, 2024 |
| 8-K |
Current report
Other events
|
Aug 20, 2024 | Aug 20, 2024 |
| 8-K |
Current report
Material agreement
|
Aug 2, 2024 | Aug 2, 2024 |
| 10-Q | Quarterly report | Jul 25, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2024 | Jul 24, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 5, 2024 | Jun 3, 2024 |
| 4 | Insider transaction | Jun 5, 2024 | Jun 3, 2024 |
| 4 | Insider transaction | Jun 3, 2024 | May 31, 2024 |
| 8-K |
Current report
Officer or director change
|
May 30, 2024 | May 28, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 7, 2024 |
| 144 | Notice of proposed sale | May 7, 2024 | — |
| 4 | Insider transaction | May 1, 2024 | Apr 30, 2024 |
| ARS | Annual report to shareholders | Apr 29, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEF 14A | Proxy statement | Apr 29, 2024 | Jun 20, 2024 |
| 10-Q | Quarterly report | Apr 26, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2024 | Apr 25, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 2, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Mar 27, 2024 | Mar 25, 2024 |
| 3 | Initial insider ownership | Mar 27, 2024 | Mar 25, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
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Company profile
- Industry
- Water Supply (SIC 4941)
- Listed as
- HTO (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Jose, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 766829
- Former names
- SJW GROUP (until May 1, 2025); SJW CORP (until Nov 2, 2016)
Other Water Supply companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.