---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-064259"
form_type: "8-K"
ticker: "HTO"
cik: "0000766829"
company_name: "H2O AMERICA"
filed_at: "2026-10-01T20:18:50+00:00"
generated_at: "2026-10-12T14:24:15.616478+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# H2O America closes $540M Quadvest acquisition, doubling Texas water/wastewater connections

## Summary
- Closed Oct. 1, 2026 purchase of all Quadvest assets by TWC and TWOS for base price $540M, subject to customary adjustments.
- Acquisition more than doubles H2O America's Texas water/wastewater connections; Texas customers expected to be 26% of total by 2029 vs. 8% before Oct. 1.
- Quadvest operations projected to deliver double-digit customer growth over the next several years in fast-growing Houston-area counties, per CEO Andrew F. Walters.
- H2O America retains locally based Quadvest employees and leadership; operations continue without interruption for Houston-area customers.

## SEC filing metadata
- accession: 0001628280-26-064259
- form_type: 8-K
- ticker: HTO
- cik: 0000766829
- company_name: H2O AMERICA
- filed_at: 2026-10-01T20:18:50+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/766829/000162828026064259/0001628280-26-064259-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/766829/000162828026064259/sjw-20261001.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-064259
- JSON: https://secwatch.observer/filing/0001628280-26-064259.json
- Plain text: https://secwatch.observer/filing/0001628280-26-064259.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.