BERKLEY W R CORP

Ticker: WRB CUSIP: 084423102 Class: COM

MAR VISTA INVESTMENT PARTNERS LLC's Holding History (CIK: 0001419999)

Note: Option positions (PUT/CALL) are excluded.

Q1 2013
Shares 5,825 Value ($000) $258 Avg Close $9.32 Range $8.56 - $10.01