X0306 4 2017-12-15 0001000697 WATERS CORP /DE/ WAT 0001184455 TERRICCIANO DAVID 34 MAPLE STREET MILFORD MA 01757 1 SVP, Global Operations Common Stock 2017-12-15 2017-12-15 4 M 0 6000 87.06 A 9173 D Common Stock 2017-12-15 2017-12-15 4 S 0 6000 197.47 D 3173 D Common Stock 2017-12-15 2017-12-15 4 M 0 2900 98.21 A 6073 D Common Stock 2017-12-15 2017-12-15 4 S 0 2900 197.34 D 3173 D Common Stock 2017-12-15 2017-12-15 4 M 0 4200 113.36 A 7373 D Common Stock 2017-12-15 2017-12-15 4 S 0 4200 197.73 D 3173 D Common Stock 2017-12-15 2017-12-15 4 M 0 3940 128.93 A 7113 D Common Stock 2017-12-15 2017-12-15 4 S 0 3940 197.71 D 3173 D Common Stock 2017-12-15 2017-12-15 4 M 0 1200 117.68 A 4373 D Common Stock 2017-12-15 2017-12-15 4 S 0 1200 197.02 D 3173 D Common Stock 2017-12-15 2017-12-15 4 M 0 3757 139.51 A 6930 D Common Stock 2017-12-15 2017-12-15 4 S 0 3757 197.46 D 3173 D Stock Option (Right to Buy) 87.06 2017-12-15 2017-12-15 4 M 0 6000 0 D 2013-12-11 2022-12-11 Common Stock 6000 0 D Stock Option (Right to Buy) 98.21 2017-12-15 2017-12-15 4 M 0 2900 0 D 2014-12-06 2023-12-06 Common Stock 2900 3100 D Stock Option (Right to Buy) 113.36 2017-12-15 2017-12-15 4 M 0 4200 0 D 2015-12-11 2024-12-11 Common Stock 4200 8400 D Stock Option (Right to Buy) 128.93 2017-12-15 2017-12-15 4 M 0 3940 0 D 2016-12-09 2025-12-09 Common Stock 3940 11821 D Stock Option (Right to Buy) 117.68 2017-12-15 2017-12-15 4 M 0 1200 0 D 2017-02-10 2026-02-10 Common Stock 1200 5359 D Stock Option (Right to Buy) 139.51 2017-12-15 2017-12-15 4 M 0 3757 0 D 2017-12-09 2026-12-09 Common Stock 3757 15030 D /s/ David Terricciano 2017-12-18