X0202 4 2007-10-09 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 2007-10-09 4 S 0 100 45.24 D 279848 I See footnote (1) Common Stock 2007-10-09 4 S 0 200 45.33 D 279648 I See footnote (1) Common Stock 2007-10-09 4 S 0 200 45.35 D 279448 I See footnote (1) Common Stock 2007-10-09 4 S 0 100 45.36 D 279348 I See footnote (1) Common Stock 2007-10-09 4 S 0 90 45.38 D 279258 I See footnote (1) Common Stock 2007-10-09 4 S 0 10 45.39 D 279248 I See footnote Common Stock 2007-10-09 4 S 0 100 45.44 D 279148 I See footnote Common Stock 2007-10-09 4 S 0 100 45.49 D 279048 I See footnote Common Stock 2007-10-09 4 S 0 100 45.54 D 278948 I See footnote Common Stock 2007-10-09 4 S 0 200 45.55 D 278748 I See footnote Common Stock 2007-10-09 4 S 0 100 45.67 D 278648 I See footnote Common Stock 2007-10-09 4 S 0 100 45.76 D 278548 I See footnote Common Stock 2007-10-09 4 S 0 100 45.87 D 278448 I See footnote Common Stock 2007-10-09 4 S 0 100 45.56 D 1701270 D Common Stock 2007-10-09 4 S 0 100 45.57 D 1701170 D Common Stock 2007-10-09 4 S 0 300 45.60 D 1700870 D Common Stock 2007-10-09 4 S 0 200 45.62 D 1700670 D Common Stock 2007-10-09 4 S 0 300 45.64 D 1700370 D Common Stock 2007-10-09 4 S 0 300 45.67 D 1700070 D Common Stock 2007-10-09 4 S 0 100 45.68 D 1699970 D Common Stock 2007-10-09 4 S 0 200 45.69 D 1699770 D Common Stock 2007-10-09 4 S 0 100 45.70 D 1699670 D Common Stock 2007-10-09 4 S 0 100 45.72 D 1699570 D Common Stock 2007-10-09 4 S 0 100 45.73 D 1699470 D Common Stock 2007-10-09 4 S 0 100 45.75 D 1699370 D Common Stock 2007-10-09 4 S 0 100 45.76 D 1699270 D Common Stock 2007-10-09 4 S 0 100 45.81 D 1699170 D Common Stock 2007-10-09 4 S 0 200 45.84 D 1698970 D Common Stock 2007-10-09 4 S 0 100 45.87 D 1698870 D Common Stock 2007-10-09 4 S 0 100 45.92 D 1698770 D Shares held by the Waldis Family Partnership L.P., of which Stephen G. Waldis is the general partner. Form 4 Filing - continuation report. Related transactions effected by the Reporting Party on October 9, 2007 are reported on additional Forms 4 filed on October 11, 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 2007-10-11