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Detailed Insider History for:
COGENT COMMUNICATIONS HOLDINGS INC: CCOI
Price: 12/13/24 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$77.29 $86.76 $50.80 $3,789 49 394 5.2% 12.2% 98.68% 9.94%
Exch Sector Industry Sub-Industry
NasdaqGS Services Business Services Services- Prepackaged Software
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$2,385,691
36,604
---
12/1/23
---
$65.18
4,760,590
-0.8
D
---
12/1/23 - 4:47:31 pm
2
    
 
BUBECK JAMES
O
JB
---
2,400
---
12/1/23
---
---
40,982
6.2
D
R
12/1/23 - 4:32:42 pm
3
    
 
KILMER HENRY W
VP
JB
---
2,400
---
12/1/23
---
---
33,600
7.7
D
R
12/1/23 - 11:36:54 am
4
    
 
CHANG JOHN B
VP,LO
JB
---
2,400
---
12/1/23
---
---
47,260
5.3
D
R
12/1/23 - 11:36:16 am
5
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$218,409
3,396
---
11/30/23
---
$64.31
4,797,194
-0.1
D
---
12/1/23 - 9:41:30 am
6
1y
22
41%
11%
1
FERGUSON LEWIS H
DIR
S
$61,365
950
---
11/30/23
---
$64.59
16,850
-5.3
D
---
11/30/23 - 3:04:25 pm
7
    
 
KENNEDY SHERYL LYNN
DIR
S
$60,841
925
---
11/27/23
---
$65.77
8,958
-9.4
D
---
11/27/23 - 4:30:07 pm
8
1y
11
36%
7%
1
BATH BLAKE
DIR
S
$604,251
9,000
---
11/20/23
---
$67.14
10,320
-46.6
D
---
11/21/23 - 11:01:47 am
9
1y
11
36%
7%
1
BATH BLAKE
DIR
S
$579,032
8,621
---
11/17/23
---
$67.17
19,320
-30.9
D
---
11/17/23 - 4:59:44 pm
10
1y
11
36%
7%
1
BATH BLAKE
DIR
S
$25,393
379
---
11/16/23
---
$67.00
27,941
-1.3
D
---
11/17/23 - 11:37:37 am
11
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$2,654,800
40,000
---
11/14/23
---
$66.37
4,800,590
-0.8
D
---
11/16/23 - 4:27:00 pm
12
1y
8
38%
7%
2
MONTAGNER MARC
DIR
S
$694,518
10,550
---
11/14/23
---
$65.83
66,695
-13.7
D
---
11/15/23 - 3:20:00 pm
13
    
 
DE SA PAUL
DIR
JB
---
1,433
---
10/1/23
---
---
10,645
15.6
D
---
10/3/23 - 5:19:45 pm
14
    
 
HOWARD EVE N
DIR
JB
---
1,433
---
10/1/23
---
---
7,659
23.0
D
---
10/3/23 - 10:05:15 am
15
    
 
MONTAGNER MARC
DIR
JB
---
1,433
---
10/1/23
---
---
77,245
1.9
D
---
10/3/23 - 10:03:50 am
16
    
 
HOWELL DENEEN C
DIR
JB
---
1,433
---
10/1/23
---
---
9,183
18.5
D
---
10/3/23 - 10:03:06 am
17
    
 
FERGUSON LEWIS H
DIR
JB
---
1,433
---
10/1/23
---
---
17,800
8.8
D
---
10/3/23 - 10:02:29 am
18
    
 
BROOKS STEVEN D
DIR
JB
---
1,433
---
10/1/23
---
---
36,145
4.1
D
---
10/3/23 - 10:01:31 am
19
    
 
KENNEDY SHERYL LYNN
DIR
JB
---
1,433
---
10/1/23
---
---
9,883
17.0
D
---
10/3/23 - 10:00:37 am
20
    
 
BATH BLAKE
DIR
JB
---
1,433
---
10/1/23
---
---
28,320
5.3
D
---
10/3/23 - 9:59:58 am
21
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$1,197,364
18,191
---
9/15/23
---
$65.82
4,840,590
-0.4
D
---
9/18/23 - 4:51:29 pm
22
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$3,009,039
45,000
9/12/23
9/13/23
---
$66.70
4,858,781
-0.9
D
---
9/14/23 - 9:53:35 am
23
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$3,045,470
45,000
9/8/23
9/11/23
---
$67.16
4,903,781
-0.9
D
---
9/12/23 - 1:24:21 pm
24
1y
68
37%
7%
1
KILMER HENRY W
VP
S
$165,984
2,400
---
9/7/23
---
$69.16
31,200
-7.1
D
---
9/8/23 - 12:57:11 pm
25
1y
119
31%
19%
1
WEED THADDEUS GERARD
VP,CFO
S
$336,736
4,850
---
9/5/23
---
$69.43
53,550
-8.3
D
---
9/5/23 - 2:33:54 pm
26
1y
37
27%
11%
1
BUBECK JAMES
O
AS
$136,242
1,920
---
9/1/23
---
$70.96
38,582
-4.7
D
10b
9/5/23 - 12:57:20 pm
27
1y
22
41%
11%
1
FERGUSON LEWIS H
DIR
S
$45,266
650
---
8/29/23
---
$69.64
16,367
-3.8
D
---
8/29/23 - 3:12:02 pm
28
    
 
KENNEDY SHERYL LYNN
DIR
S
$37,865
550
---
8/24/23
---
$68.85
8,450
-6.1
D
---
8/25/23 - 12:01:07 pm
29
    
 
KAPP DAVID ALLEN
VP,CTO
S
$602,898
9,000
8/10/23
8/11/23
$65.32
$69.07
6,600
-57.7
D
---
8/14/23 - 4:15:09 pm
30
    
 
DANIELSON JEFFREY S
VP
3
---
---
---
8/2/23
---
---
16,000
---
D
R
8/3/23 - 2:41:26 pm
31
    
 
HOWELL DENEEN C
DIR
JB
---
1,435
---
7/1/23
---
---
7,750
22.7
D
---
7/6/23 - 9:36:18 am
32
    
 
HOWARD EVE N
DIR
JB
---
1,435
---
7/1/23
---
---
6,226
30.0
D
---
7/5/23 - 2:44:52 pm
33
    
 
KENNEDY SHERYL LYNN
DIR
JB
---
1,435
---
7/1/23
---
---
9,000
19.0
D
---
7/5/23 - 11:11:24 am
34
    
 
BROOKS STEVEN D
DIR
JB
---
1,435
---
7/1/23
---
---
34,712
4.3
D
---
7/5/23 - 11:09:59 am
35
    
 
BATH BLAKE
DIR
JB
---
1,435
---
7/1/23
---
---
26,887
5.6
D
---
7/5/23 - 11:09:20 am
36
    
 
MONTAGNER MARC
O
JB
---
1,435
---
7/1/23
---
---
75,812
1.9
D
---
7/5/23 - 10:36:03 am
37
    
 
FERGUSON LEWIS H
DIR
JB
---
1,435
---
7/1/23
---
---
17,017
9.2
D
---
7/5/23 - 10:34:25 am
38
    
 
DE SA PAUL
DIR
JB
---
1,435
---
7/1/23
---
---
9,212
18.5
D
---
7/3/23 - 4:36:11 pm
39
1y
17
35%
13%
2
BROOKS STEVEN D
DIR
S
$273,130
4,202
---
6/14/23
---
$65.00
33,277
-11.2
D
---
6/16/23 - 3:57:15 pm
40
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$440,878
7,061
---
6/8/23
---
$62.44
4,948,781
-0.1
D
---
6/8/23 - 5:57:17 pm
41
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$4,231,373
67,939
6/6/23
6/7/23
$62.25
$62.30
4,955,842
-1.4
D
---
6/8/23 - 4:27:54 pm
42
1y
68
37%
7%
1
KILMER HENRY W
VP
S
$149,352
2,400
---
6/6/23
---
$62.23
33,600
-6.7
D
---
6/7/23 - 4:42:36 pm
43
1y
119
31%
19%
1
WEED THADDEUS GERARD
VP,CFO
S
$302,035
4,850
---
6/5/23
---
$62.28
58,400
-7.7
D
---
6/5/23 - 4:28:28 pm
44
1y
37
27%
11%
1
BUBECK JAMES
O
AS
$117,250
1,920
---
6/1/23
---
$61.07
40,502
-4.5
D
10b
6/2/23 - 2:19:40 pm
45
    
 
KENNEDY SHERYL LYNN
DIR
S
$69,451
1,100
---
5/30/23
---
$63.14
7,565
-12.7
D
---
6/1/23 - 2:14:18 pm
46
1y
22
41%
11%
1
FERGUSON LEWIS H
DIR
S
$40,470
640
---
5/30/23
---
$63.23
15,582
-3.9
D
---
5/31/23 - 2:19:41 pm
47
1y
17
35%
13%
2
BROOKS STEVEN D
DIR
S
$246,875
3,798
---
5/11/23
---
$65.00
37,479
-9.2
D
---
5/12/23 - 4:16:15 pm
48
1y
12
25%
24%
1
SCHAEFFER DAVE
CB,CEO,PR,DIR,BO
S
$2,288,370
35,000
---
5/10/23
---
$65.38
5,023,781
-0.7
D
---
5/12/23 - 4:15:41 pm
49
1y
119
31%
19%
1
WEED THADDEUS GERARD
VP,CFO
S
$649,600
10,000
---
5/9/23
---
$64.96
63,250
-13.7
D
---
5/10/23 - 1:10:36 pm
50
1y
22
59%
-5%
1
CHANG JOHN B
VP,LO
AS
$365,000
5,000
---
5/3/23
$72.00
$74.00
42,360
-10.6
D
10b
5/4/23 - 12:08:15 pm
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