X0303 4 2008-08-01 0001000697 WATERS CORP /DE/ WAT 0001255051 GLIMEHER LAURIE H 34 MAPLE STREET MILFORD MA 01757 1 Common Stock 2008-08-01 2008-08-01 4 M 0 1000 38.10 A 6000 D Common Stock 2008-08-01 2008-08-01 4 M 0 800 33.12 A 6800 D Common Stock 2008-08-01 2008-08-01 4 M 0 800 21.815 A 7600 D Common Stock 2008-08-01 2008-08-01 4 S 0 1000 67.72 D 6600 D Common Stock 2008-08-01 2008-08-01 4 S 0 800 67.72 D 5800 D Common Stock 2008-08-01 2008-08-01 4 S 0 800 67.72 D 5000 D Stock Option (Right to Buy) 38.10 2008-08-01 2008-08-01 4 M 0 1000 0 D 2007-01-03 2016-01-03 Common Stock 1000 600 D Stock Option (Right to Buy) 33.12 2008-08-01 2008-08-01 4 M 0 800 0 D 2005-01-02 2014-01-02 Common Stock 800 800 D Stock Option (Right to Buy) 21.815 2008-08-01 2008-08-01 4 M 0 800 0 D 2004-01-02 2013-01-02 Common Stock 800 0 D /s/ Dr. Laurie Glimcher 2008-08-04