HTO insider transaction filings
H2O AMERICA — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-19. Screen HTO transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-19 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. GIP ATLAS Holdings Ltd | Holdings only — no transactions reported | EDGAR |
| 2026-08-19 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. GIP ATLAS Holdings Ltd | Holdings only — no transactions reported | EDGAR |
| 2026-08-19 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. GIP ATLAS Holdings Ltd | Holdings only — no transactions reported | EDGAR |
| 2026-08-19 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. | Holdings only — no transactions reported | EDGAR |
| 2026-08-03 | 4 | Mattern Megan — CAO, PAO and Controller | Tax withholding (F): 1,154 @ $61.97 | EDGAR |
| 2026-07-13 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. — 10% owner GIP ATLAS Holdings Ltd — 10% owner | Purchase (P): 2,784 @ $62.03 | EDGAR |
| 2026-07-08 | 4 | ATLAS Infrastructure Partners (UK) Ltd. — 10% owner GIP ATLAS Holdings Ltd — 10% owner | Purchase (P): 2,784 @ $62.03 | EDGAR |
| 2026-07-06 | 4 | Kelly Ann P — CFO and Treasurer | Tax withholding (F): 88 @ $60.74 | EDGAR |
| 2026-07-06 | 4 | Walters Andrew F — Chief Executive Officer, Director | Disposition to issuer (D): 374 @ $60.74 | EDGAR |
| 2026-07-02 | 4 | ATLAS Infrastructure Partners (UK) Ltd. — 10% owner GIP ATLAS Holdings Ltd — 10% owner | Sale (S): 1,686 @ $60.73 · Purchase (P): 2,132 @ $60.76 | EDGAR |
| 2026-06-05 | 4 | Walters Andrew F — Chief Executive Officer, Director | Gift (G): 3,508 @ $0 | EDGAR |
| 2026-06-03 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 0 (derivative) | EDGAR |
| 2026-06-02 | 4/A | ATLAS Infrastructure Partners (UK) Ltd. — 10% owner GIP ATLAS Holdings Ltd — 10% owner | Sale (S): 1,435 @ $57.52 · Purchase (P): 31,001 @ $57.62 | EDGAR |
| 2026-05-15 | 4 | Guardino Carl — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | More Daniel B. — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | KLEIN REBECCA A — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | Rowe Nick Orlando — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | Heather Hunt — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | WALLACE CAROL P — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | HANLEY MARY ANN — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-05-15 | 4 | KRUGER DENISE L — Director | Grant/award (A): 1,947 @ $0 | EDGAR |
| 2026-04-22 | 4 | GIP ATLAS Holdings Ltd — 10% owner | Purchase (P): 50,385 @ $59.06 | EDGAR |
| 2026-04-13 | 4 | ATLAS Infrastructure Partners (UK) Ltd. — 10% owner | Purchase (P): 50,385 @ $59.06 | EDGAR |
| 2026-03-03 | 4 | Mattern Megan — CAO, PAO and Controller | Grant/award (A): 2,166 @ $0 | EDGAR |
| 2026-03-03 | 4 | Brown Willie D. Jr. — VP & Gen Counsel | Grant/award (A): 1,384 @ $0 · Grant/award (A): 1,263 @ $0 · Tax withholding (F): 521 @ $53.79 | EDGAR |
| 2026-03-03 | 4 | Hauk Bruce A — President and COO | Grant/award (A): 2,743 @ $0 · Grant/award (A): 1,503 @ $0 · Tax withholding (F): 378 @ $53.79 | EDGAR |
| 2026-03-03 | 4 | Kelly Ann P — CFO and Treasurer | Grant/award (A): 1,707 @ $0 | EDGAR |
| 2026-03-03 | 4 | Walters Andrew F — Chief Executive Officer, Director | Grant/award (A): 5,950 @ $0 · Grant/award (A): 1,704 @ $0 · Tax withholding (F): 605 @ $53.79 | EDGAR |
| 2026-03-03 | 4 | Rowe Nick Orlando — Director | Grant/award (A): 505 @ $0 | EDGAR |
| 2026-03-03 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 1,312 @ $0 · Grant/award (A): 1,263 @ $0 · Tax withholding (F): 470 @ $53.79 · Grant/award (A): 145 (derivative) | EDGAR |
| 2026-01-06 | 4 | Brown Willie D. Jr. — VP & Gen Counsel | Tax withholding (F): 565 @ $49.25 · Tax withholding (F): 178 @ $49.86 | EDGAR |
| 2026-01-06 | 4 | Hauk Bruce A — President and COO | Tax withholding (F): 873 @ $49.25 · Tax withholding (F): 152 @ $49.86 | EDGAR |
| 2026-01-06 | 4 | Kelly Ann P — CFO and Treasurer | Tax withholding (F): 200 @ $49.25 | EDGAR |
| 2026-01-06 | 4 | Walters Andrew F — Chief Executive Officer, Director | Tax withholding (F): 682 @ $49.25 · Tax withholding (F): 216 @ $49.86 | EDGAR |
| 2026-01-06 | 4 | Johnson A Kristen — Chief Administrative Officer | Tax withholding (F): 514 @ $49.25 · Tax withholding (F): 160 @ $49.86 | EDGAR |
| 2025-12-03 | 4 | Kelly Ann P — CFO and Treasurer | Tax withholding (F): 581 @ $46.86 | EDGAR |
| 2025-12-03 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 159 (derivative) @ $0 | EDGAR |
| 2025-11-14 | 4 | Walters Andrew F — Chief Executive Officer, Director | Sale (S): 2,100 @ $47.22 | EDGAR |
| 2025-09-04 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 151 (derivative) @ $0 | EDGAR |
| 2025-08-26 | 4 | Hauk Bruce A — President and COO | Tax withholding (F): 116 @ $50.98 | EDGAR |
| 2025-07-31 | 4 | Mattern Megan — CAO, PAO and Controller | Grant/award (A): 2,356 @ $0 · Grant/award (A): 10,263 @ $0 | EDGAR |
| 2025-07-03 | 4 | Hauk Bruce A — President and COO | Grant/award (A): 2,076 @ $0 | EDGAR |
| 2025-07-03 | 4 | Kelly Ann P — CFO and Treasurer | Grant/award (A): 952 @ $0 | EDGAR |
| 2025-07-03 | 4 | Walters Andrew F — Chief Executive Officer, Director | Grant/award (A): 3,580 @ $0 | EDGAR |
| 2025-07-03 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 2,037 @ $0 · Grant/award (A): 0 (derivative) @ $0 | EDGAR |
| 2025-06-04 | 4 | Patla Craig J — President of CTWS | Grant/award (A): 31 (derivative) @ $0 | EDGAR |
| 2025-06-04 | 4 | Johnson A Kristen — Chief Administrative Officer | Grant/award (A): 141 (derivative) @ $0 | EDGAR |
| 2025-05-15 | 4 | Guardino Carl — Director | Grant/award (A): 2,196 @ $0 | EDGAR |
| 2025-05-15 | 4 | More Daniel B. — Director | Grant/award (A): 2,196 @ $0 | EDGAR |
| 2025-05-15 | 4 | KLEIN REBECCA A — Director | Grant/award (A): 2,196 @ $0 | EDGAR |
Recent 8-K events — H2O AMERICA
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-27 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-19 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-04 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-02 | 8-K | 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-25 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-29 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-15 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-10-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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