X0202 4 2007-12-20 0 0001131554 SYNCHRONOSS TECHNOLOGIES INC SNCR 0001363530 Waldis Stephen G 750 ROUTE 202 SUITE 600 BRIDGEWATER NJ 08807 1 1 0 0 President and CEO Common Stock 2007-12-20 4 S 0 100 34.61 D 1618397 D Common Stock 2007-12-20 4 S 0 100 34.83 D 1618297 D Common Stock 2007-12-20 4 S 0 200 35.02 D 1618097 D Common Stock 2007-12-20 4 S 0 100 35.11 D 1617997 D Common Stock 2007-12-20 4 S 0 100 35.20 D 1617897 D Common Stock 2007-12-20 4 S 0 100 35.23 D 1617797 D Common Stock 2007-12-20 4 S 0 100 35.27 D 1617697 D Common Stock 2007-12-20 4 S 0 100 35.28 D 1617597 D Common Stock 2007-12-20 4 S 0 100 35.30 D 1617497 D Common Stock 2007-12-20 4 S 0 100 35.35 D 1617397 D Common Stock 2007-12-20 4 S 0 100 35.41 D 1617297 D Common Stock 2007-12-20 4 S 0 100 35.43 D 1617197 D Common Stock 2007-12-20 4 S 0 100 35.44 D 1617097 D Common Stock 2007-12-20 4 S 0 100 35.45 D 1616997 D Common Stock 2007-12-20 4 S 0 100 35.46 D 1616897 D Common Stock 2007-12-20 4 S 0 100 35.47 D 1616797 D Common Stock 2007-12-20 4 S 0 200 35.48 D 1616597 D Common Stock 2007-12-20 4 S 0 200 35.49 D 1616397 D Common Stock 2007-12-20 4 S 0 300 35.50 D 1616097 D Common Stock 2007-12-20 4 S 0 200 35.51 D 1615897 D Common Stock 2007-12-20 4 S 0 200 35.52 D 1615697 D Common Stock 2007-12-20 4 S 0 100 35.53 D 1615597 D Common Stock 2007-12-20 4 S 0 100 35.55 D 1615497 D Common Stock 2007-12-20 4 S 0 100 35.56 D 1615397 D Common Stock 2007-12-20 4 S 0 100 35.59 D 1615297 D Common Stock 2007-12-20 4 S 0 200 35.60 D 1615097 D Common Stock 2007-12-20 4 S 0 100 35.61 D 1614997 D Common Stock 2007-12-20 4 S 0 300 35.64 D 1614697 D Common Stock 2007-12-20 4 S 0 100 35.65 D 1614597 D Form 4 Filing - continuation report. Related transactions effected by the Reporting Party on December 20, 2007 are reported on additional Forms 4 filed on December 26, 2007 for Reporting Party. ***All of the sales reported in this Form 4 were effected pursuant to an approved Rule 10b5-1 trading plan.*** /s/ Stephen G. Waldis 2007-12-26