---
schema_version: "secwatch.filing_event.v1"
accession: "0000011544-24-000008"
form_type: "8-K"
ticker: "WRB"
cik: "0000011544"
company_name: "BERKLEY W R CORP"
filed_at: "2024-04-23T23:59:59+00:00"
generated_at: "2026-06-03T11:23:48.753519+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# W.R. Berkley Q1 net income +50.4% to $442M; operating income record $423M

## Summary
- Net income $442M ($1.64 diluted EPS) vs $294M ($1.06) prior year; operating income $423M ($1.56 EPS), +53.4%.
- Net premiums written record $2.9B, +10.7% YoY; net investment income record $319.8M, +43.2%.
- Combined ratio 88.8% (incl. $30.5M catastrophe losses); pre-tax underwriting income $309M, +31.8%.
- Annualized ROE 23.7%, operating ROE 22.7%; operating cash flow $746M, +67.6%.
- Average rate increases ex-workers' comp ~7.8%; market conditions favorable across many lines.

## SEC filing metadata
- accession: 0000011544-24-000008
- form_type: 8-K
- ticker: WRB
- cik: 0000011544
- company_name: BERKLEY W R CORP
- filed_at: 2024-04-23T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/11544/000001154424000008/0000011544-24-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/11544/000001154424000008/wrb-20240423.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000011544-24-000008
- JSON: https://secwatch.observer/filing/0000011544-24-000008.json
- Plain text: https://secwatch.observer/filing/0000011544-24-000008.txt

## Key facts
- Earnings Releases
  BERKLEY W R CORP reported financial results for first quarter of 2024.
  - Period: first quarter of 2024
  - Result: reported results
  source text: Reference is made to the press release of W. R. Berkley Corporation (the “Company”) relating to the announcement of the Company’s results of operations for the first quarter of 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/11544/000001154424000008/0000011544-24-000008-index.htm

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