4 filings · most recent first
WRB Form 4 Insider Filings
Over the trailing 90 days, WRB insiders no discretionary open-market trades — activity was grants, exercises, or tax withholding, across 8 Form 4 transactions by 4 insiders.
2 Insiders File Wr Berkley Wrb Form 4 December 30 2025
Shiel James G Files Wr Berkley Wrb Form 4 December 18 2025
2 Insiders File Wr Berkley Wrb Form 4 December 23 2025
2 Insiders File Wr Berkley Wrb Form 4 December 18 2025
Most Active Insiders (Trailing 90 Days)
Detected Clusters
- Cluster selling: 4 insiders, $389K total, through Aug 10, 2026 — live cluster view →
- Cluster buying: 3 insiders, $52.3M total, through Mar 04, 2026 — live cluster view →
- Cluster buying: 3 insiders, $64.0M total, through Mar 03, 2026 — live cluster view →