---
schema_version: "secwatch.filing_event.v1"
accession: "0000011544-22-000013"
form_type: "8-K"
ticker: "WRB"
cik: "0000011544"
company_name: "BERKLEY W R CORP"
filed_at: "2022-04-25T23:59:59+00:00"
generated_at: "2026-06-26T04:57:46.835189+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Q1 net income $591M ($2.12/sh), up 157%; record underwriting income $274M; ROE 35.5%

## Summary
- Net income $590.6M, diluted EPS $2.12, vs $0.82 YoY, up 157%.
- Record quarterly underwriting income $274.4M; combined ratio 87.8% with $28.8M catastrophe losses.
- Net premiums written grew 18% to a record $2.4B; rate increases above loss cost trends.
- Net investment gain $366.3M, largely from sale of London real estate investment (pretax >$300M).
- Book value per share grew 3.5% before dividends, aided by short investment duration.

## SEC filing metadata
- accession: 0000011544-22-000013
- form_type: 8-K
- ticker: WRB
- cik: 0000011544
- company_name: BERKLEY W R CORP
- filed_at: 2022-04-25T23:59:59+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/11544/000001154422000013/0000011544-22-000013-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/11544/000001154422000013/wrb-20220425.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000011544-22-000013
- JSON: https://secwatch.observer/filing/0000011544-22-000013.json
- Plain text: https://secwatch.observer/filing/0000011544-22-000013.txt

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