X0306 4 2015-02-22 0000020171 CHUBB CORP CB 0001242382 COX ROBERT C THE CHUBB CORPORATION 15 MOUNTAIN VIEW ROAD WARREN NJ 07061-1615 1 EVP C&S Div. Federal Common Shares 2015-02-22 4 M 0 1567.0000 100.2050 A 23385.0000 D Common Shares 2015-02-22 4 F 0 545.0000 100.2050 D 22840.0000 D Common Shares 2015-02-22 4 M 0 233.0000 100.2050 A 2376.0000 I By Spouse Common Shares 2015-02-22 4 F 0 98.0000 100.2050 D 2278.0000 I By Spouse RESTRICTED STOCK UNITS 0.0000 2015-02-22 4 M 0 1567.0000 0.0000 D Common Shares 1567.0000 5865.0000 D RESTRICTED STOCK UNITS 0.0000 2015-02-22 4 M 0 233.0000 0.0000 D Common Shares 233.0000 596.0000 I By Spouse On February 22, 2012, the reporting person received a stock unit award in the amount of 1,567 shares with one stock unit being the equivalent of one share of common stock. This stock unit award was settled in shares of common stock on February 22, 2015. On February 22, 2012, the reporting person received a stock unit award in the amount of 233 shares with one stock unit being the equivalent of one share of common stock. This stock unit award was settled in shares of common stock on February 22, 2015. Restricted Stock Units generally cliff vest on the third anniversary of the grant date. N/A Patricia S. Tomczyk, POA 2015-02-22