Ownership history in OBSIDIAN CIO, LLC Β· 1 quarter on record
This page tracks every 13F SEC filing in which OBSIDIAN CIO, LLC reported a position in BERKLEY W R CORP (WRB). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β sourced directly from SEC EDGAR 13F filings.
As of 2025 Q4 β sorted by position size