United States Telecommunications Services

Cogent Communications Holdings Inc (CCOI)

Track

Track

Cogent Communications Holdings Inc. experienced three insider trading transactions over the past ninety days, all involving sales. Executives offloaded shares totaling approximately 112,994 USD. This activity follows an August earnings report where the firm beat expectations by 28.6 percent, despite a significant 40.7 percent decline in stock price during the recent quarter.
Ticker: CCOI Exchange: NSM
Preparing chart...
Download chart Copy chart image Copy link Share to X Share


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Upgrade for signal details

Upgrade to see score, net flow, insiders and context.

Upgrade to see full signal details →

Insider trades have triggered activity signals for Cogent Communications Holdings Inc. Upgrade to see score, net flow, insiders and the full signal context.

Open in Activity Signals screener →
Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
479.50
Quantity 73,599 -26.6%
Value US$1,328,408
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
416.92
Quantity 84,889 +21.6%
Value US$2,394,505
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
143.27
Quantity 20,402
Value US$898,008
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
16.79
Quantity 4,850 -2.4%
Value US$81,434
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
16.79
Quantity 4,850
Value US$81,435
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
17.01
Quantity 2,400 -5.9%
Value US$40,824
3.5
KILMER HENRY W Officer Officer
Transaction date
Proposed sale
Price
17.55
Quantity 2,400
Value US$42,125
3.4
FERGUSON Lewis H Non-Executive Director
Transaction date
Sale
Price
20.36
Quantity 2,800 -11.7%
Value US$57,008
3.4
Lewis H FERGUSON Director Non-Executive Director
Transaction date
Proposed sale
Price
20.36
Quantity 2,800
Value US$57,008
3.4
Sheryl Lynn Kennedy Director Non-Executive Director
Transaction date
Proposed sale
Price
16.17
Quantity 3,300
Value US$53,367
3.4
Kennedy Sheryl Lynn Non-Executive Director
Transaction date
Sale
Price
16.22
Quantity 3,300 -24.4%
Value US$53,518
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
23.35
Quantity 2,400 -5.5%
Value US$56,040
3.4
FERGUSON Lewis H Non-Executive Director
Transaction date
Sale
Price
23.03
Quantity 2,206 -9.7%
Value US$50,804
3.4
Lewis H FERGUSON Director Non-Executive Director
Transaction date
Proposed sale
Price
23.03
Quantity 2,206
Value US$50,800
3.4
Kennedy Sheryl Lynn Non-Executive Director
Transaction date
Sale
Price
22.99
Quantity 3,300 -24.6%
Value US$75,867
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
22.63
Quantity 4,850
Value US$109,756
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
22.63
Quantity 4,850 -2.3%
Value US$109,756
3.4
Sheryl Lynn Kennedy Director Non-Executive Director
Transaction date
Proposed sale
Price
22.91
Quantity 3,300
Value US$75,600
3.5
KILMER HENRY W Officer Officer
Transaction date
Proposed sale
Price
23.00
Quantity 2,400
Value US$55,200
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
23.99
Quantity 7,300 -7.6%
Value US$175,127
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
23.99
Quantity 7,300
Value US$175,127
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
19.79
Quantity 4,800 -12.4%
Value US$94,992
3.5
KILMER HENRY W Officer Officer
Transaction date
Proposed sale
Price
19.99
Quantity 4,800
Value US$95,952
3.4
FERGUSON Lewis H Non-Executive Director
Transaction date
Sale
Price
20.34
Quantity 4,000 -17.2%
Value US$81,341
3.0
Lewis H FERGUSON Director Non-Executive Director
Transaction date
Proposed sale
Price
19.50
Quantity 4,000
Value US$78,000
3.4
Sheryl Lynn Kennedy Director Non-Executive Director
Transaction date
Proposed sale
Price
21.25
Quantity 2,400
Value US$51,000
3.4
Kennedy Sheryl Lynn Non-Executive Director
Transaction date
Sale
Price
21.34
Quantity 2,400 -19.3%
Value US$51,221
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
36.99
Quantity 2,400 -6.2%
Value US$88,776
3.5
KILMER HENRY W Officer Officer
Transaction date
Proposed sale
Price
36.70
Quantity 2,400
Value US$88,080
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
36.98
Quantity 4,900
Value US$181,202
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
36.98
Quantity 4,900 -5.0%
Value US$181,202
3.4
Sheryl Lynn Kennedy Director Non-Executive Director
Transaction date
Proposed sale
Price
37.00
Quantity 2,000
Value US$74,000
3.4
Kennedy Sheryl Lynn Non-Executive Director
Transaction date
Sale
Price
36.35
Quantity 2,000 -16.6%
Value US$72,700
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
27.50
Quantity 818,909 -54.0%
Value US$22,519,998
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
32.60
Quantity 1,840,669 -54.8%
Value US$60,005,809
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
46.98
Quantity 25,000
Value US$1,174,500
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
47.32
Quantity 45,000
Value US$2,129,220
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.05
Quantity 25,000 -0.7%
Value US$1,176,368
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.14
Quantity 45,000 -1.3%
Value US$2,121,242
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.34
Quantity 10,000 -0.3%
Value US$473,362
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.42
Quantity 45,000 -1.3%
Value US$2,133,842
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
48.00
Quantity 10,000
Value US$480,000
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
47.80
Quantity 45,000
Value US$2,150,874
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
48.19
Quantity 10,000
Value US$481,900
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
47.87
Quantity 45,000
Value US$2,154,033
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.83
Quantity 10,000 -0.3%
Value US$478,348
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.87
Quantity 45,000 -1.3%
Value US$2,154,024
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.35
Quantity 10,000 -0.3%
Value US$483,511
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.55
Quantity 45,000 -1.3%
Value US$2,184,624
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
48.63
Quantity 10,000
Value US$486,300
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
48.55
Quantity 45,000
Value US$2,184,633
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
48.96
Quantity 15,000
Value US$734,400
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
48.74
Quantity 40,000
Value US$1,949,792
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.63
Quantity 15,000 -0.4%
Value US$729,494
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.70
Quantity 40,000 -1.1%
Value US$1,947,996
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
47.84
Quantity 15,000
Value US$717,600
3.3
THADDEUS WEED Officer Officer
Transaction date
Proposed sale
Price
48.04
Quantity 4,900
Value US$235,396
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
48.51
Quantity 40,000
Value US$1,940,476
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.99
Quantity 15,000 -0.4%
Value US$734,878
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
48.51
Quantity 40,000 -1.1%
Value US$1,940,468
3.3
WEED THADDEUS GERARD VICE PRESIDENT, CFO Officer
Transaction date
Sale
Price
48.04
Quantity 4,900 -4.8%
Value US$235,396
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.78
Quantity 30,000 -0.8%
Value US$1,433,304
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.78
Quantity 50,000 -1.3%
Value US$2,388,820
3.5
KILMER HENRY W VP OF NETWORK STRATEGY Officer
Transaction date
Sale
Price
47.95
Quantity 2,400 -5.9%
Value US$115,080
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
47.41
Quantity 30,000
Value US$1,422,300
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
47.76
Quantity 50,000
Value US$2,387,965
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.31
Quantity 35,000 -0.9%
Value US$1,655,784
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.29
Quantity 40,000 -1.0%
Value US$1,891,532
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
47.59
Quantity 35,000
Value US$1,665,650
3.1
SCHAEFFER DAVE FOUNDER & CEO
Transaction date
Proposed sale
Price
47.28
Quantity 40,000
Value US$1,891,308
3.2
BUBECK JAMES CHIEF REVENUE OFFICER Officer
Transaction date
Sale
Price
47.50
Quantity 2,000 -3.5%
Value US$94,999
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.76
Quantity 25,000 -0.6%
Value US$1,193,942
3.1
SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT Executive Director
Transaction date
Sale
Price
47.76
Quantity 50,000 -1.3%
Value US$2,388,040
3.1
David Schaeffer Founder; CEO
Transaction date
Proposed sale
Price
47.48
Quantity 25,000
Value US$1,187,000
3.2
BUBECK JAMES Officer Officer
Transaction date
Proposed sale
Price
47.48
Quantity 2,000
Value US$94,960
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-15 2026-09-15 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
73,599 -26.6%
479.50
US$1,328,408 		73,599 -26.6% 479.50 US$1,328,408
2026-09-03 2026-09-02 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
84,889 +21.6%
416.92
US$2,394,505 		84,889 +21.6% 416.92 US$2,394,505
2026-09-02 2026-09-02 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
20,402
143.27
US$898,008 		20,402 143.27 US$898,008
2026-06-16 2026-06-16 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
4,850 -2.4%
16.79
US$81,434 		4,850 -2.4% 16.79 US$81,434
2026-06-16 2026-06-16 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
4,850
16.79
US$81,435 		4,850 16.79 US$81,435
2026-06-15 2026-06-15 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
2,400 -5.9%
17.01
US$40,824 		2,400 -5.9% 17.01 US$40,824
2026-06-09 2026-06-09 PrS Proposed sale
3.5
KILMER HENRY W

Officer

Officer
2,400
17.55
US$42,125 		2,400 17.55 US$42,125
2026-05-28 2026-05-28 S Sale
3.4
FERGUSON Lewis H
Non-Executive Director
2,800 -11.7%
20.36
US$57,008 		2,800 -11.7% 20.36 US$57,008
2026-05-28 2026-05-28 PrS Proposed sale
3.4
Lewis H FERGUSON

Director

Non-Executive Director
2,800
20.36
US$57,008 		2,800 20.36 US$57,008
2026-05-18 2026-05-14 PrS Proposed sale
3.4
Sheryl Lynn Kennedy

Director

Non-Executive Director
3,300
16.17
US$53,367 		3,300 16.17 US$53,367
2026-05-18 2026-05-14 S Sale
3.4
Kennedy Sheryl Lynn
Non-Executive Director
3,300 -24.4%
16.22
US$53,518 		3,300 -24.4% 16.22 US$53,518
2026-03-09 2026-03-06 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
2,400 -5.5%
23.35
US$56,040 		2,400 -5.5% 23.35 US$56,040
2026-03-05 2026-03-05 S Sale
3.4
FERGUSON Lewis H
Non-Executive Director
2,206 -9.7%
23.03
US$50,804 		2,206 -9.7% 23.03 US$50,804
2026-03-05 2026-03-05 PrS Proposed sale
3.4
Lewis H FERGUSON

Director

Non-Executive Director
2,206
23.03
US$50,800 		2,206 23.03 US$50,800
2026-03-05 2026-03-05 S Sale
3.4
Kennedy Sheryl Lynn
Non-Executive Director
3,300 -24.6%
22.99
US$75,867 		3,300 -24.6% 22.99 US$75,867
2026-03-05 2026-03-05 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
4,850
22.63
US$109,756 		4,850 22.63 US$109,756
2026-03-05 2026-03-05 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
4,850 -2.3%
22.63
US$109,756 		4,850 -2.3% 22.63 US$109,756
2026-03-05 2026-03-05 PrS Proposed sale
3.4
Sheryl Lynn Kennedy

Director

Non-Executive Director
3,300
22.91
US$75,600 		3,300 22.91 US$75,600
2026-03-05 2026-03-05 PrS Proposed sale
3.5
KILMER HENRY W

Officer

Officer
2,400
23.00
US$55,200 		2,400 23.00 US$55,200
2025-12-12 2025-12-11 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
7,300 -7.6%
23.99
US$175,127 		7,300 -7.6% 23.99 US$175,127
2025-12-11 2025-12-11 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
7,300
23.99
US$175,127 		7,300 23.99 US$175,127
2025-12-08 2025-12-08 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
4,800 -12.4%
19.79
US$94,992 		4,800 -12.4% 19.79 US$94,992
2025-12-03 2025-12-03 PrS Proposed sale
3.5
KILMER HENRY W

Officer

Officer
4,800
19.99
US$95,952 		4,800 19.99 US$95,952
2025-12-02 2025-12-02 S Sale
3.4
FERGUSON Lewis H
Non-Executive Director
4,000 -17.2%
20.34
US$81,341 		4,000 -17.2% 20.34 US$81,341
2025-12-01 2025-12-01 PrS Proposed sale
3.0
Lewis H FERGUSON

Director

Non-Executive Director
4,000
19.50
US$78,000 		4,000 19.50 US$78,000
2025-11-12 2025-11-11 PrS Proposed sale
3.4
Sheryl Lynn Kennedy

Director

Non-Executive Director
2,400
21.25
US$51,000 		2,400 21.25 US$51,000
2025-11-12 2025-11-11 S Sale
3.4
Kennedy Sheryl Lynn
Non-Executive Director
2,400 -19.3%
21.34
US$51,221 		2,400 -19.3% 21.34 US$51,221
2025-09-05 2025-09-05 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
2,400 -6.2%
36.99
US$88,776 		2,400 -6.2% 36.99 US$88,776
2025-09-04 2025-09-04 PrS Proposed sale
3.5
KILMER HENRY W

Officer

Officer
2,400
36.70
US$88,080 		2,400 36.70 US$88,080
2025-09-02 2025-09-02 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
4,900
36.98
US$181,202 		4,900 36.98 US$181,202
2025-09-02 2025-09-02 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
4,900 -5.0%
36.98
US$181,202 		4,900 -5.0% 36.98 US$181,202
2025-08-21 2025-08-21 PrS Proposed sale
3.4
Sheryl Lynn Kennedy

Director

Non-Executive Director
2,000
37.00
US$74,000 		2,000 37.00 US$74,000
2025-08-21 2025-08-21 S Sale
3.4
Kennedy Sheryl Lynn
Non-Executive Director
2,000 -16.6%
36.35
US$72,700 		2,000 -16.6% 36.35 US$72,700
2025-08-11 2025-08-08 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
818,909 -54.0%
27.50
US$22,519,998 		818,909 -54.0% 27.50 US$22,519,998
2025-08-08 2025-08-07 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
1,840,669 -54.8%
32.60
US$60,005,809 		1,840,669 -54.8% 32.60 US$60,005,809
2025-06-16 2025-06-16 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
25,000
46.98
US$1,174,500 		25,000 46.98 US$1,174,500
2025-06-16 2025-06-16 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
45,000
47.32
US$2,129,220 		45,000 47.32 US$2,129,220
2025-06-16 2025-06-16 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
25,000 -0.7%
47.05
US$1,176,368 		25,000 -0.7% 47.05 US$1,176,368
2025-06-16 2025-06-16 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
45,000 -1.3%
47.14
US$2,121,242 		45,000 -1.3% 47.14 US$2,121,242
2025-06-16 2025-06-13 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
10,000 -0.3%
47.34
US$473,362 		10,000 -0.3% 47.34 US$473,362
2025-06-16 2025-06-13 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
45,000 -1.3%
47.42
US$2,133,842 		45,000 -1.3% 47.42 US$2,133,842
2025-06-13 2025-06-13 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
10,000
48.00
US$480,000 		10,000 48.00 US$480,000
2025-06-13 2025-06-13 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
45,000
47.80
US$2,150,874 		45,000 47.80 US$2,150,874
2025-06-12 2025-06-12 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
10,000
48.19
US$481,900 		10,000 48.19 US$481,900
2025-06-12 2025-06-12 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
45,000
47.87
US$2,154,033 		45,000 47.87 US$2,154,033
2025-06-12 2025-06-12 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
10,000 -0.3%
47.83
US$478,348 		10,000 -0.3% 47.83 US$478,348
2025-06-12 2025-06-12 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
45,000 -1.3%
47.87
US$2,154,024 		45,000 -1.3% 47.87 US$2,154,024
2025-06-12 2025-06-11 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
10,000 -0.3%
48.35
US$483,511 		10,000 -0.3% 48.35 US$483,511
2025-06-12 2025-06-11 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
45,000 -1.3%
48.55
US$2,184,624 		45,000 -1.3% 48.55 US$2,184,624
2025-06-11 2025-06-11 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
10,000
48.63
US$486,300 		10,000 48.63 US$486,300
2025-06-11 2025-06-11 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
45,000
48.55
US$2,184,633 		45,000 48.55 US$2,184,633
2025-06-10 2025-06-10 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
15,000
48.96
US$734,400 		15,000 48.96 US$734,400
2025-06-10 2025-06-10 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
40,000
48.74
US$1,949,792 		40,000 48.74 US$1,949,792
2025-06-10 2025-06-10 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
15,000 -0.4%
48.63
US$729,494 		15,000 -0.4% 48.63 US$729,494
2025-06-10 2025-06-10 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
40,000 -1.1%
48.70
US$1,947,996 		40,000 -1.1% 48.70 US$1,947,996
2025-06-09 2025-06-09 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
15,000
47.84
US$717,600 		15,000 47.84 US$717,600
2025-06-09 2025-06-09 PrS Proposed sale
3.3
THADDEUS WEED

Officer

Officer
4,900
48.04
US$235,396 		4,900 48.04 US$235,396
2025-06-09 2025-06-09 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
40,000
48.51
US$1,940,476 		40,000 48.51 US$1,940,476
2025-06-09 2025-06-09 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
15,000 -0.4%
48.99
US$734,878 		15,000 -0.4% 48.99 US$734,878
2025-06-09 2025-06-09 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
40,000 -1.1%
48.51
US$1,940,468 		40,000 -1.1% 48.51 US$1,940,468
2025-06-09 2025-06-09 S Sale
3.3
WEED THADDEUS GERARD

VICE PRESIDENT, CFO

Officer
4,900 -4.8%
48.04
US$235,396 		4,900 -4.8% 48.04 US$235,396
2025-06-09 2025-06-06 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
30,000 -0.8%
47.78
US$1,433,304 		30,000 -0.8% 47.78 US$1,433,304
2025-06-09 2025-06-06 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
50,000 -1.3%
47.78
US$2,388,820 		50,000 -1.3% 47.78 US$2,388,820
2025-06-09 2025-06-06 S Sale
3.5
KILMER HENRY W

VP OF NETWORK STRATEGY

Officer
2,400 -5.9%
47.95
US$115,080 		2,400 -5.9% 47.95 US$115,080
2025-06-06 2025-06-06 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
30,000
47.41
US$1,422,300 		30,000 47.41 US$1,422,300
2025-06-06 2025-06-06 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
50,000
47.76
US$2,387,965 		50,000 47.76 US$2,387,965
2025-06-09 2025-06-05 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
35,000 -0.9%
47.31
US$1,655,784 		35,000 -0.9% 47.31 US$1,655,784
2025-06-09 2025-06-05 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
40,000 -1.0%
47.29
US$1,891,532 		40,000 -1.0% 47.29 US$1,891,532
2025-06-05 2025-06-05 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
35,000
47.59
US$1,665,650 		35,000 47.59 US$1,665,650
2025-06-05 2025-06-05 PrS Proposed sale
3.1
SCHAEFFER DAVE

FOUNDER & CEO
40,000
47.28
US$1,891,308 		40,000 47.28 US$1,891,308
2025-06-06 2025-06-04 S Sale
3.2
BUBECK JAMES

CHIEF REVENUE OFFICER

Officer
2,000 -3.5%
47.50
US$94,999 		2,000 -3.5% 47.50 US$94,999
2025-06-05 2025-06-04 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
25,000 -0.6%
47.76
US$1,193,942 		25,000 -0.6% 47.76 US$1,193,942
2025-06-05 2025-06-04 S Sale
3.1
SCHAEFFER DAVE

CHAIRMAN, CEO, AND PRESIDENT

Executive Director
50,000 -1.3%
47.76
US$2,388,040 		50,000 -1.3% 47.76 US$2,388,040
2025-06-04 2025-06-04 PrS Proposed sale
3.1
David Schaeffer

Founder; CEO
25,000
47.48
US$1,187,000 		25,000 47.48 US$1,187,000
2025-06-04 2025-06-04 PrS Proposed sale
3.2
BUBECK JAMES

Officer

Officer
2,000
47.48
US$94,960 		2,000 47.48 US$94,960
Explore more

More insider trading research around Cogent Communications Holdings Inc

More insider trades in United States
Similar Telecommunications Services companies with insider activity
More Telecommunications Services companies with insider activity
More Telecommunications Services companies with insider activity
Insider trading in North America