X0303 4 2010-01-08 0 0000768262 SYBASE INC SYBS 0001082030 CHEN JOHN S ONE SYBASE DRIVE DUBLIN CA 94568-7902 0 1 0 0 Chairman CEO and President Common Stock 2010-01-08 4 M 0 1200 25.0625 A 498014 D Common Stock 2010-01-08 4 S 0 1200 43.35 D 496814 D Common Stock 2010-01-08 4 M 0 100 25.0625 A 496914 D Common Stock 2010-01-08 4 S 0 100 43.355 D 496814 D Common Stock 2010-01-08 4 M 0 100 25.0625 A 496914 D Common Stock 2010-01-08 4 S 0 100 43.3575 D 496814 D Common Stock 2010-01-08 4 M 0 2600 25.0625 A 499414 D Common Stock 2010-01-08 4 S 0 2600 43.36 D 496814 D Common Stock 2010-01-08 4 M 0 1100 25.0625 A 497914 D Common Stock 2010-01-08 4 S 0 1100 43.37 D 496814 D Common Stock 2010-01-08 4 M 0 500 25.0625 A 497314 D Common Stock 2010-01-08 4 S 0 500 43.38 D 496814 D Common Stock 2010-01-08 4 M 0 500 25.0625 A 497314 D Common Stock 2010-01-08 4 S 0 500 43.4 D 496814 D Common Stock 2010-01-08 4 M 0 400 25.0625 A 497214 D Common Stock 2010-01-08 4 S 0 400 43.41 D 496814 D Common Stock 2010-01-08 4 M 0 600 25.0625 A 497414 D Common Stock 2010-01-08 4 S 0 600 43.42 D 496814 D Common Stock 2010-01-08 4 M 0 700 25.0625 A 497514 D Common Stock 2010-01-08 4 S 0 700 43.43 D 496814 D Common Stock 2010-01-08 4 M 0 300 25.0625 A 497114 D Common Stock 2010-01-08 4 S 0 300 43.44 D 496814 D Common Stock 2010-01-08 4 M 0 600 25.0625 A 497414 D Common Stock 2010-01-08 4 S 0 600 43.45 D 496814 D Common Stock 2010-01-08 4 M 0 400 25.0625 A 497214 D Common Stock 2010-01-08 4 S 0 400 43.46 D 496814 D Common Stock 2010-01-08 4 M 0 400 25.0625 A 497214 D Common Stock 2010-01-08 4 S 0 400 43.49 D 496814 D Common Stock 2010-01-08 4 M 0 1200 25.0625 A 498014 D Common Stock 2010-01-08 4 S 0 1200 43.51 D 496814 D Transaction was completed pursuant to Rule 10b5-1 Sales Plan currently in effect By: Julie Loosli, Attorney-in-Fact For: John S. Chen 2010-01-12