Cogent Communications Holdings Inc. (CCOI)

Market is closed

Insider Trading: Sales

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Beury Officer	$15.70	1,000	$15,701.00	74,340	2011-06-16	Filing
Oneill Officer	$15.25	5,000	$76,253.00	58,902	2011-06-14	Filing
Beury Officer	$15.94	2,000	$31,880.00	75,340	2011-06-01	Filing
Kummer Officer	$16.00	2,500	$40,000.00	76,802	2011-06-01	Filing
Beury Officer	$14.28	1,000	$14,275.50	77,340	2011-05-19	Filing
Karnes Officer	$14.62	4,000	$58,480.00	81,618	2011-05-13	Filing
Karnes Officer	$12.92	6,000	$77,533.20	85,618	2011-04-15	Filing
Oneill Officer	$12.99	8,000	$103,920.00	63,902	2011-04-15	Filing
Kummer Officer	$12.92	8,000	$103,366.40	79,302	2011-04-15	Filing
Weed Officer	$12.93	28,400	$367,214.84	87,749	2011-04-15	Filing
Schleifer Officer	$12.92	17,040	$220,143.17	42,150	2011-04-15	Filing
Beury Officer	$12.92	3,000	$38,774.40	78,340	2011-04-15	Filing
Kummer Officer	$14.32	500	$7,160.00	89,462	2011-04-01	Filing
Karnes Officer	$14.74	500	$7,370.20	93,778	2011-04-01	Filing
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