John B. Chang, CLO of Cogent Communications Holdings CCOI, has filed 0 purchases and 13 sales on the open market. The latest trade was on 25/12/31.

JC

JC

John B. Chang

Vp & Chief Legal Officer

Company

Cogent Communications Holdings CCOI

First filing

23/01/04

Trades

41 trades

Buys / sales

0 / 13

12-month net buying

No record

Last trade

25/12/31

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Trading activity

6 months1 year2 years5 yearsAll

Transactions

Company	Trade type	Traded	Filed	Shares	Price	Value	Holding change
Cogent Communications HoldingsCCOI	Open-market sale	24/11/12	24/11/12	2,280 sh	$80.41	$183,334.8	−3.2%
Cogent Communications HoldingsCCOI	Open-market sale	24/09/12	24/09/13	1,400 sh	$71.67	$100,338	−1.9%
Cogent Communications HoldingsCCOI	Open-market sale	24/08/23	24/08/26	2,055 sh	$74.00	$152,070	−2.7%
Cogent Communications HoldingsCCOI	Open-market sale10b5-1 plan	23/12/26	23/12/28	3,550 sh	$76.00	$269,800	−8.5%
Cogent Communications HoldingsCCOI	Open-market sale10b5-1 plan	23/12/21	23/12/22	1,000 sh	$74.00	$74,000	−2.3%
Cogent Communications HoldingsCCOI	Open-market sale10b5-1 plan	23/12/14	23/12/15	500 sh	$72.00	$36,000	−1.1%
Cogent Communications HoldingsCCOI	Open-market sale10b5-1 plan	23/05/03	23/05/04	5,000 sh2 trades	$73.00avg.	$365,000	−10.6%
Cogent Communications HoldingsCCOI	Open-market sale10b5-1 plan	23/04/17	23/04/18	500 sh	$70.00	$35,000	−1.0%
Cogent Communications HoldingsCCOI	Open-market sale	23/02/01	23/02/02	2,000 sh	$70.00	$140,000	−4.0%
Cogent Communications HoldingsCCOI	Open-market sale	23/01/26	23/01/27	500 sh	$68.00	$34,000	−1.0%
Cogent Communications HoldingsCCOI	Open-market sale	23/01/17	23/01/18	1,000 sh	$66.00	$66,000	−1.9%
Cogent Communications HoldingsCCOI	Open-market sale	23/01/12	23/01/13	1,500 sh	$64.00	$96,000	−2.8%