---
schema_version: "secwatch.filing_event.v1"
accession: "0000773141-26-000015"
form_type: "8-K"
ticker: null
cik: "0000773141"
company_name: "SEKISUI HOUSE U.S., INC."
filed_at: "2026-08-05T16:52:03+00:00"
generated_at: "2026-08-05T16:53:05.040077+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Sekisui House U.S. announces director departure and appointment effective Aug 1, 2026

## Summary
- Masakatsu Yoshida ceased as director of Sekisui House U.S., Inc. effective August 1, 2026.
- Hiroshi Mori appointed as director effective August 1, 2026; no committee assignments yet.
- No material compensation, arrangement, or relationship requiring disclosure under Item 404(a).
- Company filed voluntarily; it no longer has SEC reporting obligations and may cease filings at any time.

## SEC filing metadata
- accession: 0000773141-26-000015
- form_type: 8-K
- cik: 0000773141
- company_name: SEKISUI HOUSE U.S., INC.
- filed_at: 2026-08-05T16:52:03+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/773141/000077314126000015/0000773141-26-000015-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/773141/000077314126000015/mdc-20260801.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000773141-26-000015
- JSON: https://secwatch.observer/filing/0000773141-26-000015.json
- Plain text: https://secwatch.observer/filing/0000773141-26-000015.txt

## Key facts
- Executive change
  Masakatsu Yoshida departed as director at SEKISUI HOUSE U.S., INC..
  - Action: ceased
  - Role: director
  source text: Effective August 1, 2026, Masakatsu Yoshida will no longer be a director of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/773141/000077314126000015/0000773141-26-000015-index.htm
- Executive change
  Hiroshi Mori was appointed as director at SEKISUI HOUSE U.S., INC..
  - Action: appointed
  - Role: director
  source text: Effective August 1, 2026, the Board appointed Hiroshi Mori as a director of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/773141/000077314126000015/0000773141-26-000015-index.htm

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