Cogent Communications Holdings Inc. (CCOI)

Market is closed

Insider Trading: Sales

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Oneill Officer	$14.32	1,250	$17,900.00	74,062	2011-04-01	Filing
Weed Officer	$14.73	1,250	$18,415.50	119,749	2011-04-01	Filing
Schleifer Officer	$14.32	1,250	$17,900.00	61,350	2011-04-01	Filing
Beury Officer	$13.92	3,000	$41,755.50	83,500	2011-03-24	Filing
Oneill Officer	$16.00	10,000	$160,000.00	75,312	2011-03-04	Filing
Kummer Officer	$15.78	700	$11,046.49	89,962	2011-03-04	Filing
Kummer Officer	$15.27	1,300	$19,848.27	90,662	2011-03-03	Filing
Kummer Officer	$15.40	1,000	$15,398.00	91,962	2011-02-24	Filing
Beury Officer	$13.76	1,000	$13,760.40	86,500	2011-02-10	Filing
Weed Officer	$13.92	439	$6,111.76	120,999	2011-02-01	Filing
Weed Officer	$15.00	3,125	$46,875.00	121,438	2011-01-14	Filing
Beury Officer	$14.82	1,000	$14,822.00	87,500	2011-01-13	Filing
Schleifer Officer	$14.24	1,250	$17,800.00	62,600	2011-01-04	Filing
Oneill Officer	$14.23	1,250	$17,787.50	85,312	2011-01-03	Filing
Weed Officer	$14.14	1,666	$23,562.24	121,438	2011-01-03	Filing
Kummer Officer	$14.23	4,500	$64,025.10	92,962	2011-01-03	Filing
Beury Officer	$12.85	3,000	$38,550.00	88,500	2010-12-21	Filing
Karnes Officer	$12.62	938	$11,834.37	94,278	2010-12-20	Filing
Beury Officer	$12.11	1,000	$12,109.50	91,500	2010-12-09	Filing
Weed Officer	$12.29	416	$5,113.22	123,104	2010-12-01	Filing