---
schema_version: "secwatch.filing_event.v1"
accession: "0000776867-23-000008"
form_type: "8-K"
ticker: "WTM"
cik: "0000776867"
company_name: "WHITE MOUNTAINS INSURANCE GROUP LTD"
filed_at: "2023-05-25T23:59:59+00:00"
generated_at: "2026-06-14T15:14:32.091584+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# White Mountains elects Weston M. Hicks Chairman; Morgan Davis retires from Board

## Summary
- Weston M. Hicks elected Chairman of the Board, effective May 25, 2023.
- Morgan W. Davis retired from the Board; retirement not due to any disagreement.
- Davis served as Chairman for 6 years and as director for 17 years.
- CEO Manning Rountree expressed gratitude for Davis's mentorship over 20 years.

## SEC filing metadata
- accession: 0000776867-23-000008
- form_type: 8-K
- ticker: WTM
- cik: 0000776867
- company_name: WHITE MOUNTAINS INSURANCE GROUP LTD
- filed_at: 2023-05-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/776867/000077686723000008/0000776867-23-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/776867/000077686723000008/wtm-20230525.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000776867-23-000008
- JSON: https://secwatch.observer/filing/0000776867-23-000008.json
- Plain text: https://secwatch.observer/filing/0000776867-23-000008.txt

## Key facts
- Executive change
  Morgan W. Davis retired as Director at WHITE MOUNTAINS INSURANCE GROUP LTD.
  - Action: retired
  - Role: Director
  source text: Morgan W. Davis retired from the Board
  evidence_url: https://www.sec.gov/Archives/edgar/data/776867/000077686723000008/0000776867-23-000008-index.htm
- Executive change
  Weston M. Hicks was elected as Chairman of the Board at WHITE MOUNTAINS INSURANCE GROUP LTD.
  - Action: elected
  - Role: Chairman of the Board
  source text: elected Weston M. Hicks as Chairman of the Board
  evidence_url: https://www.sec.gov/Archives/edgar/data/776867/000077686723000008/0000776867-23-000008-index.htm

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