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MCM
Mattern Capital Management’s
W.R. Berkley
WRB
Stock Holding History
Mattern Capital Management’s Portfolio
WRB Stock Details
WRB Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q2
$5.97M
Buy
2025
Q1
$5.24M
Buy
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
Fund Manager Portfolios
Gain insights from the world's largest funds and super investors
Analyst Insights
Price Target Consensus
See what stocks research analysts are collectively bullish/bearish on
Latest Ratings Feed
Explore the latest ratings and price targets from the best equity research analysts
Equity Analyst Profiles
Browse analysts, their latest ratings and track record
Research Firm Profiles
Browse research firm recommendations, trends, and performance
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Analyst Index
COMING SOON - Stock index based on equity analyst consensus updated every second
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