X0202 4 2006-02-17 0 0000873364 CEPHALON INC CEPH 0001209721 OSBORN JOHN E 41 MOORES ROAD FRAZER PA 19355 0 1 0 0 Sr. VP, General Counsel & Sec. Common Stock 2006-02-17 4 M 0 2560 51.125 A 43378 D Common Stock 2006-02-17 4 M 0 27440 51.125 A 70818 D Common Stock 2006-02-17 4 M 0 5000 48.06 A 75818 D Common Stock 2006-02-17 4 M 0 12500 48.2 A 88318 D Common Stock 2006-02-17 4 S 0 4818 74.26 D 83500 D Common Stock 2006-02-17 4 S 0 200 74.39 D 83300 D Common Stock 2006-02-17 4 S 0 1200 74.38 D 82100 D Common Stock 2006-02-17 4 S 0 200 74.35 D 81900 D Common Stock 2006-02-17 4 S 0 600 74.33 D 81300 D Common Stock 2006-02-17 4 S 0 3600 74.31 D 77700 D Common Stock 2006-02-17 4 S 0 15300 74.3 D 62400 D Common Stock 2006-02-17 4 S 0 38 74.13 D 62362 D Common Stock 2006-02-17 4 S 0 162 74.12 D 62200 D Common Stock 2006-02-17 4 S 0 200 74.05 D 62000 D Common Stock 2006-02-17 4 S 0 1000 74.04 D 61000 D Common Stock 2006-02-17 4 S 0 100 74.03 D 60900 D Common Stock 2006-02-17 4 S 0 200 74.02 D 60700 D Common Stock 2006-02-17 4 S 0 5375 74.01 D 55325 D Common Stock 2006-02-17 4 S 0 1000 74 D 54325 D Common Stock 2006-02-17 4 S 0 863 73.95 D 53462 D Common Stock 2006-02-17 4 S 0 41 73.94 D 53421 D Common Stock 2006-02-17 4 S 0 900 73.92 D 52521 D Common Stock 2006-02-17 4 S 0 551 73.91 D 51970 D Common Stock 2006-02-17 4 S 0 300 73.9 D 51670 D Common Stock 2006-02-17 4 S 0 100 73.87 D 51570 D Common Stock 2006-02-17 4 S 0 1100 73.85 D 50470 D Common Stock 2006-02-17 4 S 0 49 73.83 D 50421 D Common Stock 2006-02-17 4 S 0 1100 73.82 D 49321 D Common Stock 2006-02-17 4 S 0 1100 73.81 D 48221 D Common Stock 2006-02-17 4 S 0 500 73.8 D 47721 D By: Carolyn S. Iosca For: John E. Osborn 2006-02-22