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Dave Schaeffer

Track

Insider profile

Performance

Overall performance
3.1
Performance over holding periods
3.1
30 days 90 days 120 days
Average return -8% 8.2% 15.1%
Success rate 21% 68% 82%
Transactions
60 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Dave Schaeffer's trades of Cogent Communications Holdings Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2025-08-11 2025-08-08
S Sale
4,307 +17.2%
46.42
US$3,919,497 		4,307 +17.2% 46.42 US$3,919,497
2025-08-08 2025-08-07
S Sale
24,581 +28.1%
43.06
US$2,863,479 		24,581 +28.1% 43.06 US$2,863,479
2025-06-16 2025-06-16
PrS Proposed sale
16,597
306.01
US$4,160,038 		16,597 306.01 US$4,160,038
2025-06-16 2025-06-16
PrS Proposed sale
45,000
47.32
US$2,129,220 		45,000 47.32 US$2,129,220
2025-06-16 2025-06-16
S Sale
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
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
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
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
10,000
48.00
US$480,000 		10,000 48.00 US$480,000
2025-06-13 2025-06-13
PrS Proposed sale
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
10,000
48.19
US$481,900 		10,000 48.19 US$481,900
2025-06-12 2025-06-12
PrS Proposed sale
45,000
47.87
US$2,154,033 		45,000 47.87 US$2,154,033
2025-06-12 2025-06-12
S Sale
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
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
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
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
10,000
48.63
US$486,300 		10,000 48.63 US$486,300
2025-06-11 2025-06-11
PrS Proposed sale
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
15,000
48.96
US$734,400 		15,000 48.96 US$734,400
2025-06-10 2025-06-10
PrS Proposed sale
40,000
48.74
US$1,949,792 		40,000 48.74 US$1,949,792
2025-06-10 2025-06-10
S Sale
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
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
15,000
47.84
US$717,600 		15,000 47.84 US$717,600
2025-06-09 2025-06-09
PrS Proposed sale
40,000
48.51
US$1,940,476 		40,000 48.51 US$1,940,476
2025-06-09 2025-06-09
S Sale
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
40,000 -1.1%
48.51
US$1,940,468 		40,000 -1.1% 48.51 US$1,940,468
2025-06-09 2025-06-06
S Sale
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
50,000 -1.3%
47.78
US$2,388,820 		50,000 -1.3% 47.78 US$2,388,820
2025-06-06 2025-06-06
PrS Proposed sale
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
50,000
47.76
US$2,387,965 		50,000 47.76 US$2,387,965
2025-06-09 2025-06-05
S Sale
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
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
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
40,000
47.28
US$1,891,308 		40,000 47.28 US$1,891,308
2025-06-05 2025-06-04
S Sale
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
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
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
50,000
47.78
US$2,388,995 		50,000 47.78 US$2,388,995
2025-06-04 2025-06-03
S Sale
15,000 -0.4%
46.86
US$702,882 		15,000 -0.4% 46.86 US$702,882
2025-06-04 2025-06-03
S Sale
50,000 -1.3%
47.00
US$2,349,985 		50,000 -1.3% 47.00 US$2,349,985
2025-06-03 2025-06-03
PrS Proposed sale
50,000
46.12
US$2,306,000 		50,000 46.12 US$2,306,000
2025-06-03 2025-06-03
PrS Proposed sale
15,000
46.86
US$702,882 		15,000 46.86 US$702,882
2025-06-03 2025-06-02
S Sale
15,000 -0.4%
46.13
US$692,006 		15,000 -0.4% 46.13 US$692,006
2025-06-03 2025-06-02
S Sale
50,000 -1.2%
46.38
US$2,319,135 		50,000 -1.2% 46.38 US$2,319,135
2025-06-02 2025-06-02
PrS Proposed sale
50,000
45.71
US$2,285,500 		50,000 45.71 US$2,285,500