X0306 4 2017-08-07 0001000697 WATERS CORP /DE/ WAT 0001082257 BERTHIAUME DOUGLAS A 34 MAPLE STREET MILFORD MA 01757 1 Common Stock 2017-08-07 2017-08-07 5 G 0 E 3450 0 D 2149565 D Common Stock 33930.12 I By 401k Plan Common Stock 25252 I By Family Trust Common Stock 794562 I By Limited Partnership Common Stock 69000 I By Wife The Reporting Person disclaims beneficial ownership of all shares of the Issuer's Common Stock reported herein except to the extent of his pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for purposes of Section 16 under the Securities Exchange Act of 1934, as amended, or for any other purpose. An immediate family member of the reporting person is a general partner of the partnership that owns the reported Common Stock. The reporting person disclaims beneficial ownership of the reported Common Stock, except to the extent (if any) of his pecuniary interest therein. /s/ Douglas A. Berthiaume 2017-08-25