InsiderFlow

HTO

H2O America$59.77+0.21 (+0.35%)
Prev Close$59.56·MCap$2.08B·P/E20.46·Vol146.4K·Yield0.03%

Buys (12M)

2

$5.95M

Sells (12M)

9

$370.5K

Net Activity

Net Buyer

$5.58M

Active Insiders

8

last 12 mo

Over the past 12 months, insider activity at H2O America (HTO) has been dominated by buying, with 2 insider purchases totaling $5.95M and 9 insider sales totaling $370.5K. The most recent insider transaction was by GIP ATLAS Holdings Ltd (10 percent owner), who purchased $2.98M worth of shares on Apr 22, 2026. H2O America operates in the Utilities sector, within the Regulated Water industry, with a market cap of $2.08B.

HTO Insider Trading Activity

DateInsiderTypeValue
Apr 22, 2026 GIP ATLAS Holdings LtdBuy$2.98M
Apr 13, 2026 ATLAS Infrastructure Partners (UK) Ltd.Buy$2.98M
Jan 2, 2026 Brown Willie D. Jr.Sell$36.7K
Jan 2, 2026 Hauk Bruce ASell$50.6K
Jan 2, 2026 Johnson A KristenSell$33.3K
Jan 2, 2026 Kelly Ann PSell$9.8K
Jan 2, 2026 Walters Andrew FSell$44.4K
Dec 1, 2025 Kelly Ann PSell$27.2K
Nov 13, 2025 Walters Andrew FSell$99.2K
Aug 22, 2025 Hauk Bruce ASell$5.9K
Apr 30, 2025 Moniz-Witten TanyaSell$63.4K
Mar 25, 2025 Moniz-Witten TanyaSell$13.9K
Feb 28, 2025 Brown Willie D. Jr.Sell$29.9K
Feb 28, 2025 Hauk Bruce ASell$20.5K
Feb 28, 2025 Johnson A KristenSell$26.7K
Feb 28, 2025 Patla Craig JSell$2.8K
Feb 28, 2025 Thornburg Eric WSell$237.2K
Feb 28, 2025 Walters Andrew FSell$31.4K
Aug 23, 2024 Hauk Bruce ASell$6.6K
May 7, 2024 Patla Craig JSell$77.9K
May 5, 2023 Guardino CarlSell$59.1K
Mar 28, 2023 Patla Craig JSell$55.2K
Dec 22, 2022 Gere AndrewSell$62.0K
Nov 4, 2022 Lynch James PatrickSell$47.7K
Oct 21, 2022 Lynch James PatrickSell$51.0K
Oct 11, 2022 Lynch James PatrickSell$37.8K
Sep 26, 2022 Lynch James PatrickSell$33.2K
Sep 21, 2022 Guardino CarlSell$75.6K
Dec 9, 2021 ARMSTRONG KATHARINESell$160.2K
Dec 6, 2021 ARMSTRONG KATHARINESell$136.8K

HTO Insider Buying Activity

The following table shows recent insider purchases of H2O America (HTO) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Apr 22, 2026 GIP ATLAS Holdings LtdBuy$2.98M
Apr 13, 2026 ATLAS Infrastructure Partners (UK) Ltd.Buy$2.98M

HTO Insider Selling Activity

The following table shows recent insider sales of H2O America (HTO) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jan 2, 2026 Brown Willie D. Jr.Sell$36.7K
Jan 2, 2026 Hauk Bruce ASell$50.6K
Jan 2, 2026 Johnson A KristenSell$33.3K
Jan 2, 2026 Kelly Ann PSell$9.8K
Jan 2, 2026 Walters Andrew FSell$44.4K
Dec 1, 2025 Kelly Ann PSell$27.2K
Nov 13, 2025 Walters Andrew FSell$99.2K
Aug 22, 2025 Hauk Bruce ASell$5.9K
Apr 30, 2025 Moniz-Witten TanyaSell$63.4K
Mar 25, 2025 Moniz-Witten TanyaSell$13.9K
Feb 28, 2025 Brown Willie D. Jr.Sell$29.9K
Feb 28, 2025 Hauk Bruce ASell$20.5K
Feb 28, 2025 Johnson A KristenSell$26.7K
Feb 28, 2025 Patla Craig JSell$2.8K
Feb 28, 2025 Thornburg Eric WSell$237.2K
Feb 28, 2025 Walters Andrew FSell$31.4K
Aug 23, 2024 Hauk Bruce ASell$6.6K
May 7, 2024 Patla Craig JSell$77.9K
May 5, 2023 Guardino CarlSell$59.1K
Mar 28, 2023 Patla Craig JSell$55.2K
Dec 22, 2022 Gere AndrewSell$62.0K
Nov 4, 2022 Lynch James PatrickSell$47.7K
Oct 21, 2022 Lynch James PatrickSell$51.0K
Oct 11, 2022 Lynch James PatrickSell$37.8K
Sep 26, 2022 Lynch James PatrickSell$33.2K
Sep 21, 2022 Guardino CarlSell$75.6K
Dec 9, 2021 ARMSTRONG KATHARINESell$160.2K
Dec 6, 2021 ARMSTRONG KATHARINESell$136.8K

HTO Insiders

GIP ATLAS Holdings Ltd

10 percent owner

Bought $2.98M
1 tradesLast: Apr 22, 2026
ATLAS Infrastructure Partners (UK) Ltd.

10 percent owner

Bought $2.98M
1 tradesLast: Apr 13, 2026
Hauk Bruce A

President and COO

Sold $83.6K
4 tradesLast: Jan 2, 2026
Johnson A Kristen

Chief Administrative Officer

Sold $59.9K
2 tradesLast: Jan 2, 2026
Walters Andrew F

Chief Executive Officer

Sold $175.0K
3 tradesLast: Jan 2, 2026
Brown Willie D. Jr.

VP & Gen Counsel

Sold $66.6K
2 tradesLast: Jan 2, 2026
Kelly Ann P

CFO and Treasurer

Sold $37.1K
2 tradesLast: Jan 2, 2026
Moniz-Witten Tanya

President, San Jose Water Co.

Sold $77.3K
2 tradesLast: Apr 30, 2025
Thornburg Eric W

President & CEO

Sold $237.2K
1 tradesLast: Feb 28, 2025
Patla Craig J

President of CTWS

Sold $135.8K
3 tradesLast: Feb 28, 2025
Guardino Carl

Director

Sold $134.7K
2 tradesLast: May 5, 2023
Gere Andrew

President and COO

Sold $62.0K
1 tradesLast: Dec 22, 2022
Lynch James Patrick

Chief Accounting Officer

Sold $169.7K
4 tradesLast: Nov 4, 2022
ARMSTRONG KATHARINE

Director

Sold $297.1K
2 tradesLast: Dec 9, 2021