---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-051367"
form_type: "8-K"
ticker: "THG"
cik: "0000944695"
company_name: "HANOVER INSURANCE GROUP, INC."
filed_at: "2024-05-01T23:59:59+00:00"
generated_at: "2026-06-03T03:49:58.614381+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Hanover Q1 net income $115.5M ($3.18/diluted share); combined ratio 95.5%

## Summary
- Operating income $111.9M ($3.08/diluted) vs $4.6M ($0.13) a year ago.
- Net premiums written $1.454B, up 2.3% YoY; renewal price increases of 22.8% in Personal Lines.
- Combined ratio improved to 95.5% from 104.4%; ex-cat combined ratio 89.5% vs 91.7%.
- Net investment income $89.7M, up 14.0% YoY on higher bond reinvestment rates and partnership income.
- Book value per share $70.22, up 1.9% from Dec 31, 2023.

## SEC filing metadata
- accession: 0000950170-24-051367
- form_type: 8-K
- ticker: THG
- cik: 0000944695
- company_name: HANOVER INSURANCE GROUP, INC.
- filed_at: 2024-05-01T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- 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/944695/000095017024051367/0000950170-24-051367-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/944695/000095017024051367/thg-20240501.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-051367
- JSON: https://secwatch.observer/filing/0000950170-24-051367.json
- Plain text: https://secwatch.observer/filing/0000950170-24-051367.txt

## Key facts
- Earnings Releases
  HANOVER INSURANCE GROUP, INC. reported the quarter ended March 31, 2024 results: net income $115.5 million, EPS $3.18 per diluted share.
  - Period: the quarter ended March 31, 2024
  - Net income: $115.5 million
  - EPS: $3.18 per diluted share
  - Result: reported results
  source text: On May 1, 2024, The Hanover Insurance Group, Inc. (the Company) issued a press release announcing its financial results for the quarter ended March 31, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/944695/000095017024051367/0000950170-24-051367-index.htm

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