Data spanning the past 90 days through February 19, 2026 reveals that H2O America's three principal insider shareholders consist of President & Ceo Eric W Thornburg (78.42K shares), President Of Ctws Maureen P Westbrook (40.59K shares), President Of Sjwc Andrew Gere (25.41K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Eric W Thornburg | President & Ceo | 78,418 | 04 Mar, 2025 |
| Maureen P Westbrook | President Of Ctws | 40,590 | 30 Dec, 2022 |
| Andrew Gere | President Of Sjwc | 25,410 | 02 Mar, 2023 |
| James Patrick Lynch | Chief Accounting Officer | 25,249 | 04 Nov, 2022 |
| Andrew F Walters | Chief Executive Officer | 23,294 | 06 Jan, 2026 |
| Tanya Moniz-Witten | President And San Jose Water Co. | 12,812 | 01 May, 2025 |
| Gregory P Landis | 12,803 | 15 May, 2025 | |
| Bruce A Hauk | President And Coo | 12,748 | 06 Jan, 2026 |
| Megan Mattern | Cao And Pao And Controller | 12,619 | 31 Jul, 2025 |
| A Kristen Johnson | Chief Administrative Officer | 12,460 | 06 Jan, 2026 |
| Willie D. Jr. Brown | Vp & Gen Counsel | 11,428 | 06 Jan, 2026 |
| Mary Ann Hanley | 9,636 | 15 May, 2025 | |
| Hunt Heather | 9,291 | 15 May, 2025 | |
| Carol P Wallace | 9,291 | 15 May, 2025 | |
| Katharine Armstrong | 8,933 | 30 Apr, 2021 | |
| Ann P Kelly | Cfo And Treasurer | 8,357 | 06 Jan, 2026 |
| Rebecca A Klein | 7,261 | 15 May, 2025 | |
| Carl Guardino | 7,192 | 15 May, 2025 | |
| Debra Man | 6,966 | 30 Apr, 2021 | |
| Wendy Avila-Walker | Vp Of Finance And Controller | 5,806 | 06 Jan, 2022 |
| Walter J. Bishop | 5,353 | 29 Apr, 2022 | |
| Craig J Patla | President Of Ctws | 5,200 | 04 Mar, 2025 |
| Denise L Kruger | 4,976 | 15 May, 2025 | |
| Daniel B. More | 4,008 | 15 May, 2025 | |
| Mohammed G. Zerhouni | Svp Of Fin. And Prin. Acct. Ofcr. | 3,567 | 05 Feb, 2024 |
| Douwe Busschops | Chief Information Officer | 1,768 | 06 Jan, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 03 Jan, 2026 | A Kristen Johnson | Common Stock | D | 160 | $49.86 | 12,460 | D | F |
| 03 Jan, 2026 | Andrew F Walters | Common Stock | D | 216 | $49.86 | 23,294 | D | F |
| 03 Jan, 2026 | Bruce A Hauk | Common Stock | D | 152 | $49.86 | 12,748 | D | F |
| 03 Jan, 2026 | Willie D. Jr. Brown | Common Stock | D | 178 | $49.86 | 11,428 | D | F |
| 02 Jan, 2026 | A Kristen Johnson | Common Stock | D | 514 | $49.25 | 12,620 | D | F |
| 02 Jan, 2026 | Andrew F Walters | Common Stock | D | 682 | $49.25 | 23,510 | D | F |
| 02 Jan, 2026 | Ann P Kelly | Common Stock | D | 200 | $49.25 | 8,357 | D | F |
| 02 Jan, 2026 | Bruce A Hauk | Common Stock | D | 873 | $49.25 | 12,900 | D | F |
| 02 Jan, 2026 | Willie D. Jr. Brown | Common Stock | D | 565 | $49.25 | 11,606 | D | F |
| 01 Dec, 2025 | Ann P Kelly | Common Stock | D | 581 | $46.86 | 8,557 | D | F |
| 13 Nov, 2025 | Andrew F Walters | Common Stock | D | 2,100 | $47.22 | 24,192 | D | S |
| 22 Aug, 2025 | Bruce A Hauk | Common Stock | D | 116 | $50.98 | 13,773 | D | F |
| 30 Jul, 2025 | Megan Mattern | Common Stock | A | 10,263 | $0.00 | 12,619 | D | A |
| 30 Jul, 2025 | Megan Mattern | - | - | 2,356 | D | |||
| 30 Jul, 2025 | Megan Mattern | - | - | 12,619 | D | |||
| 30 Jul, 2025 | Megan Mattern | Common Stock | A | 2,356 | $0.00 | 2,356 | D | A |
| 01 Jul, 2025 | A Kristen Johnson | Common Stock | A | 2,037 | $0.00 | 13,134 | D | A |
| 01 Jul, 2025 | Andrew F Walters | Common Stock | A | 3,580 | $0.00 | 26,292 | D | A |
| 01 Jul, 2025 | Ann P Kelly | Common Stock | A | 952 | $0.00 | 9,138 | D | A |
| 01 Jul, 2025 | Bruce A Hauk | Common Stock | A | 2,076 | $0.00 | 13,889 | D | A |