Cogent, Inc. (COGT) [Rocket]

Date	Name	Title	Type	Security	Shares	Price	Value	Ownership	Reported
10/25/2010	Kim Paul	CFO	Other	Common Stock	57k	$10.50	$598.4k		10/25/2010
10/25/2010	Kim Paul	CFO	Payment of Exercise	Common Stock	33k	$10.50	$346.6k		10/25/2010
10/25/2010	STENBIT JOHN P	Director	Other	Common Stock	8k	$10.50	$84k		10/25/2010
10/25/2010	THORNTON KENNETH R	Director	Other	Common Stock	8k	$10.50	$84k		10/25/2010
10/25/2010	BOLGER JOHN C	Director	Other	Common Stock	8k	$10.50	$84k		10/25/2010
10/08/2010	THORNTON KENNETH R	Director	Sale	Common Stock	5k	$10.50	$52.5k		10/08/2010
10/08/2010	THORNTON KENNETH R	Director	Exercise	Restricted Stock Units	4k	$0.00	$0		10/08/2010
10/08/2010	STENBIT JOHN P	Director	Exercise	Restricted Stock Units	4k	$0.00	$0		10/08/2010
10/08/2010	BOLGER JOHN C	Director	Exercise	Restricted Stock Units	4k	$0.00	$0		10/08/2010
10/08/2010	Hsieh Ming	CEO	Sale	Common Stock	12.3M	$10.50	$128.7M		08/31/2010
10/08/2010	Hsieh Ming	CEO	Sale	Common Stock	10.1M	$10.50	$106.5M	By the Ming Hsieh Revocable Family Trust dtd 11/01/2006	08/31/2010
10/08/2010	Hsieh Ming	CEO	Sale	Common Stock	5.2M	$10.50	$55.1M	By the Ming Hsieh Revocable Family Trust dtd 11/02/2006	08/31/2010
10/08/2010	Hsieh Ming	CEO	Sale	Common Stock	1.9M	$10.50	$19.5M	By the Tiffany Hsieh Irrevocable Trust	08/31/2010
08/31/2010	Hsieh Ming	CEO	Gift	Common Stock	3M	$0.00	$0		08/31/2010
08/15/2010	STENBIT JOHN P	Director	Grant	Common Stock	4k	$0.00	$0		08/15/2010
08/15/2010	THORNTON KENNETH R	Director	Grant	Common Stock	4k	$0.00	$0		08/15/2010
08/15/2010	BOLGER JOHN C	Director	Grant	Common Stock	4k	$0.00	$0		08/15/2010
05/15/2010	Kim Paul	CFO	Grant	Common Stock	40k	$0.00	$0		05/15/2010
05/15/2010	Hollowich Michael	Executive Vice President	Grant	Common Stock	16k	$0.00	$0		05/15/2010
05/15/2010	Jasinski James	Executive Vice President	Grant	Common Stock	16k	$0.00	$0		05/15/2010
05/13/2010	Hsieh Ming	CEO	Other (disposition)	Common Stock	2.6M	$0.00	$0		05/13/2010
03/01/2010	Hsieh Ming	CEO	Other (disposition)	Common Stock	1.8M	$0.00	$0		03/01/2010
12/01/2009	Kim Paul	CFO	Sale	Common Stock	15.8k	$8.67	$137.2k		11/29/2009
12/01/2009	Jasinski James	Executive Vice President	Sale	Common Stock	2.2k	$8.71	$18.9k		11/27/2009
12/01/2009	Hollowich Michael	Executive Vice President	Exercise	Employee Stock Option (Right to Buy)	1000	$4.50	$4.5k		11/29/2009
12/01/2009	Hollowich Michael	Executive Vice President	Exercise	Employee Stock Option (Right to Buy)	1000	$1.00	$1000		11/29/2009
12/01/2009	Hollowich Michael	Executive Vice President	Sale	Common Stock	1000	$8.69	$8.7k		11/29/2009
12/01/2009	Hollowich Michael	Executive Vice President	Sale	Common Stock	2.4k	$8.71	$20.7k		11/29/2009
11/29/2009	Hollowich Michael	Executive Vice President	Payment of Exercise	Common Stock	1.4k	$8.65	$11.9k		11/29/2009
11/29/2009	Jasinski James	Executive Vice President	Payment of Exercise	Common Stock	1.6k	$8.65	$13.7k		11/27/2009
11/29/2009	Kim Paul	CFO	Payment of Exercise	Common Stock	9.2k	$8.65	$79.3k		11/29/2009
11/27/2009	Hsieh Ming	CEO	Other (disposition)	Common Stock	2.6M	$0.00	$0		11/27/2009
11/27/2009	Jasinski James	Executive Vice President	Sale	Common Stock	2.2k	$8.60	$18.6k		11/27/2009
11/15/2009	Jasinski James	Executive Vice President	Payment of Exercise	Common Stock	1.6k	$8.96	$14.2k		11/15/2009