X0202 4 2005-10-04 0 0000884064 OPTION CARE INC/DE OPTN 0001234712 BONACCORSI JOSEPH 485 HALF DAY ROAD SUITE 300 BUFFALO GROVE IL 60089 0 1 0 0 Secretary Common Stock 2005-10-04 4 M 0 100 9.02 A 100 D Common Stock 2005-10-04 4 M 0 107 9.02 A 207 D Common Stock 2005-10-04 4 M 0 300 9.02 A 507 D Common Stock 2005-10-04 4 M 0 100 9.02 A 607 D Common Stock 2005-10-04 4 M 0 99 9.02 A 706 D Common Stock 2005-10-04 4 M 0 99 9.02 A 805 D Common Stock 2005-10-04 4 M 0 200 9.02 A 1005 D Common Stock 2005-10-04 4 M 0 400 9.02 A 1405 D Common Stock 2005-10-04 4 M 0 100 9.02 A 1505 D Common Stock 2005-10-04 4 M 0 100 9.02 A 1605 D Common Stock 2005-10-04 4 M 0 100 9.02 A 1705 D Common Stock 2005-10-04 4 M 0 200 9.05 A 1905 D Common Stock 2005-10-04 4 M 0 1500 9.02 A 3405 D Common Stock 2005-10-04 4 M 0 100 9.02 A 3505 D Common Stock 2005-10-04 4 M 0 100 9.02 A 3605 D Common Stock 2005-10-04 4 M 0 100 14.37 D 3505 D Common Stock 2005-10-04 4 M 0 100 14.35 D 3405 D Common Stock 2005-10-04 4 P 0 1500 14.29 D 1905 D Common Stock 2005-10-04 4 M 0 200 14.28 D 1705 D Common Stock 2005-10-04 4 M 0 100 14.27 D 1605 D Common Stock 2005-10-04 4 M 0 100 14.26 D 1505 D Common Stock 2005-10-04 4 M 0 100 14.25 D 1405 D Common Stock 2005-10-04 4 M 0 400 14.21 D 1005 D Common Stock 2005-10-04 4 M 0 200 14.20 D 805 D Common Stock 2005-10-04 4 M 0 99 14.17 D 706 D Common Stock 2005-10-04 4 M 0 99 14.16 D 607 D Common Stock 2005-10-04 4 M 0 100 14.14 D 507 D Common Stock 2005-10-04 4 M 0 300 14.10 D 207 D Common Stock 2005-10-04 4 M 0 107 14.07 D 100 D Common Stock 2005-10-04 4 M 0 100 14.06 D 0 D Stock Options (right to buy) 9.02 2005-10-04 4 M 0 25000 D 2003-04-21 2012-04-21 Common Stock 3605 3605 D The reported transaction is the exercise of a derivative security (i.e., stock option); the exercise price is found in column 2 Joseph P. Bonaccorsi 2005-10-05