The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Apr 30, 2025 | Moniz-Witten Tanya | President, San Jose Water Co. | Tax withholding(F) | 1K | $56.74 | $63K |
| Mar 25, 2025 | Moniz-Witten Tanya | President, San Jose Water Co. | Tax withholding(F) | 271 | $51.18 | $14K |
| Mar 3, 2025 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 134 | — | $0 |
| Mar 3, 2025 | Patla Craig J | President of CTWS | Grant(A) | 30 | — | — |
| Feb 28, 2025 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 2K | — | $0 |
| Feb 28, 2025 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 506 | $52.67 | $27K |
| Feb 28, 2025 | Thornburg Eric W | President & CEO, Director | Grant(A) | 12K | — | $0 |
| Feb 28, 2025 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 5K | $52.67 | $237K |
| Feb 28, 2025 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 597 | $52.67 | $31K |
| Feb 28, 2025 | Walters Andrew F | CFO & Treasurer | Grant(A) | 2K | — | $0 |
| Feb 28, 2025 | Patla Craig J | President of CTWS | Tax withholding(F) | 53 | $52.67 | $3K |
| Feb 28, 2025 | Patla Craig J | President of CTWS | Grant(A) | 165 | — | $0 |
| Feb 28, 2025 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 389 | $52.67 | $20K |
| Feb 28, 2025 | Hauk Bruce A | Chief Operating Officer | Grant(A) | 2K | — | $0 |
| Feb 28, 2025 | Brown Willie D. Jr. | VP & Gen Counsel | Grant(A) | 2K | — | $0 |
| Feb 28, 2025 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 568 | $52.67 | $30K |
| Jan 27, 2025 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 33 | $49.05 | $2K |
| Jan 3, 2025 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 329 | $48.27 | $16K |
| Jan 3, 2025 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 2K | $48.27 | $81K |
| Jan 3, 2025 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 385 | $48.27 | $19K |
| Jan 3, 2025 | Patla Craig J | President of CTWS | Tax withholding(F) | 273 | $48.27 | $13K |
| Jan 3, 2025 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 151 | $48.27 | $7K |
| Jan 3, 2025 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 364 | $48.27 | $18K |
| Jan 2, 2025 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 2K | — | $0 |
| Jan 2, 2025 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 223 | $48.70 | $11K |
| Jan 2, 2025 | Thornburg Eric W | President & CEO, Director | Grant(A) | 11K | — | $0 |
| Jan 2, 2025 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 1K | $48.70 | $56K |
| Jan 2, 2025 | Walters Andrew F | CFO & Treasurer | Grant(A) | 3K | — | $0 |
| Jan 2, 2025 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 288 | $48.70 | $14K |
| Jan 2, 2025 | Patla Craig J | President of CTWS | Grant(A) | 2K | — | $0 |
| Jan 2, 2025 | Patla Craig J | President of CTWS | Tax withholding(F) | 198 | $48.70 | $10K |
| Jan 2, 2025 | Kelly Ann P | Chief Accounting Officer & PAO | Grant(A) | 2K | — | $0 |
| Jan 2, 2025 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 205 | $48.70 | $10K |
| Jan 2, 2025 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 370 | $48.70 | $18K |
| Jan 2, 2025 | Hauk Bruce A | Chief Operating Officer | Grant(A) | 3K | — | $0 |
| Jan 2, 2025 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 237 | $48.70 | $12K |
| Jan 2, 2025 | Brown Willie D. Jr. | VP & Gen Counsel | Grant(A) | 2K | — | $0 |
| Jan 2, 2025 | Moniz-Witten Tanya | President, San Jose Water Co. | Grant(A) | 2K | — | $0 |
| Jan 2, 2025 | Busschops Douwe | Chief Information Officer | Grant(A) | 2K | — | $0 |
| Dec 2, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 124 | — | $0 |
| Dec 2, 2024 | Patla Craig J | President of CTWS | Grant(A) | 27 | — | $0 |
| Nov 12, 2024 | Kelly Ann P | Chief Accounting Officer & PAO | Grant(A) | 6K | — | $0 |
| Sep 3, 2024 | Patla Craig J | President of CTWS | Grant(A) | 26 | — | $0 |
| Sep 3, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 0 | — | $0 |
| Aug 22, 2024 | Hauk Bruce A | Chief Operating Officer | Sell(S) | 115 | $57.77 | $7K |
| Jun 20, 2024 | Kruger Denise L | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Klein Rebecca A | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Heather Hunt | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Wallace Carol P | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | More Daniel B. | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Landis Gregory P | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Hanley Mary Ann | Director | Grant(A) | 2K | — | $0 |
| Jun 20, 2024 | Guardino Carl | Director | Grant(A) | 2K | — | $0 |
| Jun 3, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 125 | — | $0 |
| Jun 3, 2024 | Patla Craig J | President of CTWS | Grant(A) | 28 | — | $0 |
| May 31, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 93 | $54.71 | $5K |
| May 7, 2024 | Patla Craig J | President of CTWS | Sell(S) | 1K | $55.62 | $78K |
| Apr 30, 2024 | Moniz-Witten Tanya | President, San Jose Water Co. | Grant(A) | 9K | — | $0 |
| Mar 25, 2024 | Moniz-Witten Tanya | President, San Jose Water Co. | Grant(A) | 2K | — | $0 |
| Mar 1, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 119 | — | $0 |
| Mar 1, 2024 | Patla Craig J | President of CTWS | Grant(A) | 27 | — | $0 |
| Feb 29, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 2K | — | $0 |
| Feb 29, 2024 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 661 | $55.06 | $36K |
| Feb 29, 2024 | Thornburg Eric W | President & CEO, Director | Grant(A) | 13K | — | $0 |
| Feb 29, 2024 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 7K | $55.06 | $374K |
| Feb 29, 2024 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 661 | $55.06 | $36K |
| Feb 29, 2024 | Walters Andrew F | CFO & Treasurer | Grant(A) | 2K | — | $0 |
| Feb 29, 2024 | Patla Craig J | President of CTWS | Tax withholding(F) | 77 | $55.06 | $4K |
| Feb 29, 2024 | Patla Craig J | President of CTWS | Grant(A) | 243 | — | $0 |
| Feb 29, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 455 | $55.06 | $25K |
| Feb 29, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Grant(A) | 1K | — | $0 |
| Feb 1, 2024 | Zerhouni Mohammed G. | SVP of Fin., Prin. Acct. Ofcr. | Tax withholding(F) | 137 | $60.35 | $8K |
| Jan 26, 2024 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 33 | $60.08 | $2K |
| Jan 4, 2024 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 186 | $64.37 | $12K |
| Jan 4, 2024 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 726 | $64.37 | $47K |
| Jan 4, 2024 | Patla Craig J | President of CTWS | Tax withholding(F) | 150 | $64.37 | $10K |
| Jan 4, 2024 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 186 | $64.37 | $12K |
| Jan 4, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 131 | $64.37 | $8K |
| Jan 3, 2024 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 151 | $64.78 | $10K |
| Jan 3, 2024 | Walters Andrew F | CFO & Treasurer | Tax withholding(F) | 384 | $64.78 | $25K |
| Jan 3, 2024 | Patla Craig J | President of CTWS | Tax withholding(F) | 272 | $64.78 | $18K |
| Jan 3, 2024 | Thornburg Eric W | President & CEO, Director | Tax withholding(F) | 2K | $64.78 | $114K |
| Jan 3, 2024 | Johnson A Kristen | Chief Administrative Officer | Tax withholding(F) | 340 | $64.78 | $22K |
| Jan 3, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Tax withholding(F) | 363 | $64.78 | $24K |
| Jan 2, 2024 | Zerhouni Mohammed G. | SVP of Fin., Prin. Acct. Ofcr. | Grant(A) | 2K | — | $0 |
| Jan 2, 2024 | Zerhouni Mohammed G. | SVP of Fin., Prin. Acct. Ofcr. | Grant(A) | 1K | — | $0 |
| Jan 2, 2024 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 370 | $65.65 | $24K |
| Jan 2, 2024 | Hauk Bruce A | Chief Operating Officer | Grant(A) | 2K | — | $0 |
| Jan 2, 2024 | Walters Andrew F | CFO & Treasurer | Grant(A) | 2K | — | $0 |
| Jan 2, 2024 | Patla Craig J | President of CTWS | Grant(A) | 2K | — | $0 |
| Jan 2, 2024 | Thornburg Eric W | President & CEO, Director | Grant(A) | 8K | — | $0 |
| Jan 2, 2024 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 2K | — | $0 |
| Jan 2, 2024 | Brown Willie D. Jr. | VP & Gen Counsel | Grant(A) | 2K | — | $0 |
| Dec 1, 2023 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 95 | — | $0 |
| Dec 1, 2023 | Patla Craig J | President of CTWS | Grant(A) | 21 | — | $0 |
| Sep 1, 2023 | Kruger Denise L | Director | Grant(A) | 968 | $65.43 | $63K |
| Sep 1, 2023 | Johnson A Kristen | Chief Administrative Officer | Grant(A) | 97 | — | $0 |
| Sep 1, 2023 | Patla Craig J | President of CTWS | Grant(A) | 22 | — | $0 |
| Aug 22, 2023 | Hauk Bruce A | Chief Operating Officer | Tax withholding(F) | 139 | $66.73 | $9K |
| Jun 1, 2023 | Patla Craig J | President of CTWS | Grant(A) | 19 | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2021-03-29 → 2026-07-14. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).