---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-001619"
form_type: "8-K"
ticker: "THG"
cik: "0000944695"
company_name: "HANOVER INSURANCE GROUP, INC."
filed_at: "2023-02-02T23:59:59+00:00"
generated_at: "2026-06-20T03:15:24.422052+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Hanover Q4 net loss $11.6M, operating loss $37.4M; Winter Storm Elliott drove $165M catastrophe losses

## Summary
- Net loss of $11.6M ($0.33 per basic share) vs net income $163.5M in Q4 2021.
- Operating loss of $37.4M ($1.05 per share) vs operating income $122.1M prior year.
- Combined ratio 108.0% (94.1% ex-catastrophes); catastrophe losses $189.6M incl $165M from Winter Storm Elliott.
- Full-year net income $116.0M ($3.21 diluted) vs $418.7M; combined ratio 99.8%.
- Board approved 8% dividend increase to $0.81/quarter; book value per share $65.38, up 1.2% from Q3.

## SEC filing metadata
- accession: 0000950170-23-001619
- form_type: 8-K
- ticker: THG
- cik: 0000944695
- company_name: HANOVER INSURANCE GROUP, INC.
- filed_at: 2023-02-02T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/944695/000095017023001619/0000950170-23-001619-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/944695/000095017023001619/thg-20230201.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-001619
- JSON: https://secwatch.observer/filing/0000950170-23-001619.json
- Plain text: https://secwatch.observer/filing/0000950170-23-001619.txt

## Key facts
- Earnings Releases
  HANOVER INSURANCE GROUP, INC. reported the full year 2022 results: net income Net income was $116.0 million, or $3.21 per diluted share, EPS $3.21 per diluted share.
  - Period: the full year 2022
  - Net income: Net income was $116.0 million, or $3.21 per diluted share
  - EPS: $3.21 per diluted share
  - Result: reported results
  source text: Net income was $116.0 million, or $3.21 per diluted share, in the full year 2022
  evidence_url: https://www.sec.gov/Archives/edgar/data/944695/000095017023001619/0000950170-23-001619-index.htm
- Earnings Releases
  HANOVER INSURANCE GROUP, INC. reported the quarter ended December 31, 2022 results: net income net loss of $11.6 million, or $0.33 per basic share, EPS $0.33 per basic share.
  - Period: the quarter ended December 31, 2022
  - Net income: net loss of $11.6 million, or $0.33 per basic share
  - EPS: $0.33 per basic share
  - Result: reported results
  source text: The Hanover Insurance Group, Inc. (NYSE: THG) today reported a net loss of $11.6 million, or $0.33 per basic share**, in the fourth quarter of 2022
  evidence_url: https://www.sec.gov/Archives/edgar/data/944695/000095017023001619/0000950170-23-001619-index.htm

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