H2O AMERICA Insider Trading Activity
Every SEC Form 4 insider transaction reported for H2O AMERICA (HTO), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are HTO insiders buying or selling?
In the last 12 months, H2O AMERICA insiders reported 6 open-market purchases ($8.0M) and 1 sale ($99.2K) — net buying of $7.9M. Since February 2019, Trabud has recorded 33 Form 4 filings for HTO: 9 buys ($8.6M) and 24 sells ($2.0M).
Source: SEC EDGAR Form 4
What stands out
- The largest open-market purchase in the last 12 months was $3.0M by GIP ATLAS Holdings Ltd (10% Owner) on Apr 22, 2026. SEC ↗
- The most recent open-market purchase was reported on Jul 13, 2026 (3 months ago).
Key Statistics (February 2019 – Jul 13, 2026)
Total Form 4 filings
33
SEC EDGAR
Insider filers
14
Insider buys (9)
$8.6M
Insider sells (24)
$2.0M
Insider sentiment
Net buyingNet insider flow of $6.5M in net buying since February 2019, and $7.9M in net buying over the last 12 months.
Recent HTO insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Jul 13, 2026 | ATLAS Infrastructure Partners (UK) Ltd. | 10% Owner | Purchase | 2.8K | $62.03 | $172.7K | SEC ↗ |
| Jul 8, 2026 | ATLAS Infrastructure Partners (UK) Ltd. | 10% Owner | Purchase | 2.8K | $62.03 | $172.7K | SEC ↗ |
| Jul 2, 2026 | ATLAS Infrastructure Partners (UK) Ltd. | 10% Owner | Purchase | 446 | $60.84 | $27.1K | SEC ↗ |
| Jun 2, 2026 | ATLAS Infrastructure Partners (UK) Ltd. | 10% Owner | Purchase | 29.6K | $57.63 | $1.7M | SEC ↗ |
| Apr 22, 2026 | GIP ATLAS Holdings Ltd | 10% Owner | Purchase | 50.4K | $59.06 | $3.0M | SEC ↗ |
| Apr 13, 2026 | ATLAS Infrastructure Partners (UK) Ltd. | 10% Owner | Purchase | 50.4K | $59.06 | $3.0M | SEC ↗ |
| Nov 14, 2025 | Andrew F Walters | Chief Executive Officer | Sale | 2.1K | $47.22 | $99.2K | SEC ↗ |
| Aug 23, 2024 | Bruce A Hauk | Chief Operating Officer | Sale | 115 | $57.77 | $6.6K | SEC ↗ |
| May 7, 2024 | Craig J Patla | President of CTWS | Sale | 1.4K | $55.62 | $77.9K | SEC ↗ |
| May 5, 2023 | Carl Guardino | Director | Sale | 777 | $76.03 | $59.1K | SEC ↗ |
| Mar 28, 2023 | Craig J Patla | President of CTWS | Sale | 725 | $76.09 | $55.2K | SEC ↗ |
| Dec 23, 2022 | Andrew Gere | President and COO | Sale | 794 | $75.15 | $59.7K | SEC ↗ |
| Nov 4, 2022 | James Patrick Lynch | Chief Accounting Officer | Sale | 709 | $67.27 | $47.7K | SEC ↗ |
| Oct 21, 2022 | James Patrick Lynch | Chief Accounting Officer | Sale | 803 | $63.47 | $51.0K | SEC ↗ |
| Oct 11, 2022 | James Patrick Lynch | Chief Accounting Officer | Sale | 620 | $61.00 | $37.8K | SEC ↗ |
| Sep 26, 2022 | James Patrick Lynch | Chief Accounting Officer | Sale | 533 | $62.35 | $33.2K | SEC ↗ |
| Sep 21, 2022 | Carl Guardino | Director | Sale | 1.2K | $64.32 | $75.6K | SEC ↗ |
| Dec 9, 2021 | Katharine Armstrong | Director | Sale | 2.3K | $69.58 | $160.2K | SEC ↗ |
| Dec 6, 2021 | Katharine Armstrong | Director | Sale | 2.0K | $68.41 | $136.8K | SEC ↗ |
| Dec 14, 2020 | James Patrick Lynch | CFO/Treasurer | Sale | 1.0K | $67.93 | $67.9K | SEC ↗ |
| Dec 9, 2020 | Wendy Avila-Walker | VP of Finance, Controller | Sale | 550 | $67.21 | $37.0K | SEC ↗ |
| Nov 30, 2020 | Andrew F Walters | Chief Corp Development Officer | Sale | 4.9K | $67.14 | $328.9K | SEC ↗ |
| Nov 19, 2020 | Daniel B. More | Director | Purchase | 158 | $62.74 | $9.9K | SEC ↗ |
| Nov 17, 2020 | Andrew F Walters | Chief Corp Development Officer | Sale | 102 | $67.00 | $6.8K | SEC ↗ |
| Apr 15, 2020 | James Patrick Lynch | CFO/Treasurer | Sale | 705 | $63.67 | $44.9K | SEC ↗ |
Showing the 25 most recent of 33 Form 4 filings for H2O AMERICA.
Most active HTO insiders
- James Patrick Lynch10 filings
- ATLAS Infrastructure Partners (UK) Ltd.5 filings
- Andrew F Walters3 filings
- Carl Guardino2 filings
- Craig J Patla2 filings
Ask anything about HTO insider activity
Use Trabud's AI agent to query H2O AMERICA's Form 4 history in plain English — "Show me HTO CEO purchases this year" or compare it against any other ticker.
Open the AI agentHTO insider trading FAQ
Are H2O AMERICA insiders buying or selling?
In the last 12 months, H2O AMERICA insiders reported 6 open-market purchases ($8.0M) and 1 sale ($99.2K) — net buying of $7.9M. Since February 2019, Trabud has recorded 33 Form 4 filings for HTO: 9 buys ($8.6M) and 24 sells ($2.0M). Over the full record that is net buying of $6.5M.
How many insiders trade HTO stock?
14 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for H2O AMERICA. The most recent filing was accepted on Jul 13, 2026.
Where does Trabud get HTO insider trading data?
All HTO insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.