InsiderClue
Stocks · Communication · Communications Services, NEC

COGENT COMMUNICATIONS HOLDINGS, INC.

CCOI Clue Score33
United States Fiscal year ends December CIK 0001158324 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

15
Insider
Date
Role
Action
Shares
Price
Amount
Henry W Kilmer
15 Sep 2026
VP of Network Strategy
Sell
2,400
$9.21
$22.10K
Thaddeus Gerard Weed
2 Sep 2026
Vice President, CFO
Sell
4,850
$9.37
$45.44K
Thaddeus Gerard Weed
16 Jun 2026
Vice President, CFO
Sell
4,850
$16.79
$81.43K
Henry W Kilmer
15 Jun 2026
VP of Network Strategy
Sell
2,400
$17.01
$40.82K
Lewis H FERGUSON
28 May 2026
Director
Sell
2,800
$20.36
$57.01K
Sheryl Lynn Kennedy
14 May 2026
Director
Sell
3,300
$16.22
$53.52K
Henry W Kilmer
6 Mar 2026
VP of Network Strategy
Sell
2,400
$23.35
$56.04K
Thaddeus Gerard Weed
5 Mar 2026
Vice President, CFO
Sell
4,850
$22.63
$109.76K
Sheryl Lynn Kennedy
5 Mar 2026
Director
Sell
3,300
$22.99
$75.87K
Lewis H FERGUSON
5 Mar 2026
Director
Sell
2,206
$23.03
$50.80K
Thaddeus Gerard Weed
11 Dec 2025
Vice President, CFO
Sell
7,300
$23.99
$175.13K
Henry W Kilmer
8 Dec 2025
VP of Network Strategy
Sell
4,800
$19.79
$94.99K
Lewis H FERGUSON
2 Dec 2025
Director
Sell
4,000
$20.34
$81.34K
Henry W Kilmer
1 Dec 2025
VP of Network Strategy
Sell
2,400
$0.00
$0.00
Sheryl Lynn Kennedy
11 Nov 2025
Director
Sell
2,400
$21.34
$51.22K
Show all 15 transactions →

What was left out

Form 4 filings counted 52
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 15
Transactions with no price 0
Shares from compensation/vesting 4,250,765
History held since 5 Oct 2006