X0306 4 2017-03-01 0001177394 SYNNEX CORP SNX 0001270710 POLK DENNIS 44201 NOBEL DRIVE FREMONT CA 94538 1 1 Chief Operating Officer Common Stock 2017-03-01 4 M 0 500 26.98 A 46468 D Common Stock 2017-03-01 4 S 0 71 120.80 D 46397 D Common Stock 2017-03-01 4 S 0 71 120.62 D 46326 D Common Stock 2017-03-01 4 S 0 70 120.60 D 46256 D Common Stock 2017-03-01 4 S 0 71 120.58 D 46185 D Common Stock 2017-03-01 4 S 0 6 120.52 D 46179 D Common Stock 2017-03-01 4 S 0 59 120.51 D 46120 D Common Stock 2017-03-01 4 S 0 72 120.50 D 46048 D Common Stock 2017-03-01 4 S 0 71 120.46 D 45977 D Common Stock 2017-03-01 4 S 0 119 120.42 D 45858 D Common Stock 2017-03-01 4 S 0 143 120.39 D 45715 D Common Stock 2017-03-01 4 S 0 71 120.38 D 45644 D Common Stock 2017-03-01 4 S 0 72 120.37 D 45572 D Common Stock 2017-03-01 4 S 0 71 120.32 D 45501 D Common Stock 2017-03-01 4 S 0 71 120.31 D 45430 D Common Stock 2017-03-01 4 S 0 71 120.30 D 45359 D Common Stock 2017-03-01 4 S 0 71 120.27 D 45288 D Common Stock 2017-03-01 4 S 0 102 120.26 D 45186 D Common Stock 2017-03-01 4 S 0 71 120.17 D 45115 D Common Stock 2017-03-01 4 S 0 71 120.15 D 45044 D Common Stock 2017-03-01 4 S 0 71 120.10 D 44973 D Common Stock 2017-03-01 4 S 0 71 120.09 D 44902 D Common Stock 2017-03-01 4 S 0 77 119.98 D 44825 D Common Stock 2017-03-01 4 S 0 75 119.92 D 44750 D Common Stock 2017-03-01 4 S 0 71 119.89 D 44679 D Common Stock 2017-03-01 4 S 0 71 119.76 D 44608 D Common Stock 2017-03-01 4 S 0 71 119.67 D 44537 D Common Stock 2017-03-01 4 S 0 71 119.64 D 44466 D Stock Option (Right to Buy) 26.98 2017-03-01 4 M 0 500 0 D 2021-10-05 Common Stock 500 3139 D These sales were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2016. This stock option is immediately exercisable as to 3139 shares and is fully vested. /s/ Simon Y. Leung, Attorney-in-Fact 2017-03-03