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 35.08 D 264848 I See footnote (1) Common Stock 2007-12-20 4 S 0 100 35.15 D 264748 I See footnote (1) Common Stock 2007-12-20 4 S 0 100 35.44 D 264648 I See footnote (1) Common Stock 2007-12-20 4 S 0 100 35.53 D 264548 I See footnote (1) Common Stock 2007-12-20 4 S 0 100 35.60 D 264448 I See footnote (1) Common Stock 2007-12-20 4 S 0 100 35.61 D 264348 I See footnote Common Stock 2007-12-20 4 S 0 100 35.64 D 264248 I See footnote Common Stock 2007-12-20 4 S 0 200 35.73 D 264048 I See footnote Common Stock 2007-12-20 4 S 0 100 35.79 D 263948 I See footnote Common Stock 2007-12-20 4 S 0 100 35.93 D 263848 I See footnote Common Stock 2007-12-20 4 S 0 100 36.24 D 263748 I See footnote Common Stock 2007-12-20 4 S 0 100 36.56 D 263648 I See footnote Common Stock 2007-12-20 4 S 0 100 36.60 D 263548 I See footnote Common Stock 2007-12-20 4 S 0 100 36.64 D 263448 I See footnote Common Stock 2007-12-20 4 S 0 100 36.62 D 1610297 D Common Stock 2007-12-20 4 S 0 100 36.63 D 1610197 D Common Stock 2007-12-20 4 S 0 150 36.64 D 1610047 D Common Stock 2007-12-20 4 S 0 100 36.69 D 1609947 D Common Stock 2007-12-20 4 S 0 100 36.80 D 1609847 D Common Stock 2007-12-20 4 S 0 100 36.94 D 1609747 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 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