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Insider Trading: COGENT COMMUNICATIONS GROUP INC

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of COGENT COMMUNICATIONS GROUP INC in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of COGENT COMMUNICATIONS GROUP INC since year 2005. Table 2 shows the detailed insider transactions of COGENT COMMUNICATIONS GROUP INC since 2005. The reporting company's ticker symbol is COI. The reporting company's CIK number is 1158324.

The total value of stock buying since 2005 is $0. The total value of stock sales is $436,093,219. The total value of stock exercises is $1,091,028.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at COGENT COMMUNICATIONS GROUP INC (COI) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • $268,791k

    $26,879k

    $2,687k

    $268k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at COGENT COMMUNICATIONS GROUP INC (COI) in the past 24 months. See table 2 for insider transaction details.

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • $31.69

    $23.76

    $15.84

    $7.92



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for COGENT COMMUNICATIONS GROUP INC (COI).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-07 0 0 500 6,504 0 0
2008-06 0 0 5,619 82,731 2,203 6,100
2008-05 0 0 2,051 44,950 1,635 4,880
2008-04 0 0 2,478 48,268 1,260 3,050
2008-03 0 0 2,651 49,308 21,035 45,872
2008-02 0 0 13,937 259,564 635 0
2008-01 0 0 2,510 50,534 2,510 9,150
2007-12 0 0 3,082 66,138 2,121 2,052
2007-11 0 0 1,641 41,233 680 0
2007-10 0 0 2,266 59,977 1,305 3,050
2007-09 0 0 4,241 102,546 3,280 9,760
2007-08 0 0 42,266 1,073,027 56,305 333,050
2007-07 0 0 44,266 1,494,312 43,305 243,050
2007-06 0 0 10,866 299,316 9,905 51,050
2007-05 0 0 14,641 373,912 8,680 24,000
2007-04 0 0 10,266 256,958 9,305 51,050
2007-03 0 0 11,482,060 268,791,869 15,030 58,614
2007-02 0 0 9,180 201,971 9,180 48,000
2007-01 0 0 1,015,306 20,254,725 15,305 51,050
2006-12 0 0 5,818 90,867 4,967 0
2006-11 0 0 7,517,092 110,393,460 11,400 15,250
2006-10 0 0 14,469 182,206 8,275 48,000
2006-09 0 0 4,327 42,970 875 0
2006-08 0 0 5,955 52,422 275 0
2006-07 0 0 1,969 18,172 275 0
2006-06 0 0 3,637,631 31,021,403 275 0
2006-05 0 0 14,755 170,483 14,275 84,000
2006-04 0 0 2,755 27,953 0 0
2006-03 0 0 15,695 135,397 0 0
2006-02 0 0 11,307 71,731 0 0
2006-01 0 0 10,000 64,000 0 0
2005-12 0 0 44,830 264,312 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for COGENT COMMUNICATIONS GROUP INC (COI)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-07-02 Beury Robert N Jr (Chief Legal Officer) Sale 500 13.01 6,504
2008-06-20 Beury Robert N Jr (Chief Legal Officer) Sale 3,000 14.37 43,107
2008-06-20 Schleifer Mark A (VP of IP Engineering) Sale 599 14.89 8,919
2008-06-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 599 .00 0
2008-06-06 Schleifer Mark A (VP of IP Engineering) Sale 1,250 14.64 18,302
2008-06-06 Schleifer Mark A (VP of IP Engineering) Option Exercise 1,250 4.88 6,100
2008-06-03 Weed Thaddeus Gerard (VP, CFO) Sale 416 16.08 6,689
2008-06-02 Beury Robert N Jr (Chief Legal Officer) Sale 354 16.14 5,714
2008-06-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 354 .00 0
2008-05-06 Oneill Timothy G (VP Field Engineering) Sale 1,000 22.50 22,500
2008-05-06 Oneill Timothy G (VP Field Engineering) Option Exercise 1,000 4.88 4,880
2008-05-02 Beury Robert N Jr (Chief Legal Officer) Sale 355 21.74 7,718
2008-05-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 355 .00 0
2008-05-01 Weed Thaddeus Gerard (VP, CFO) Sale 696 21.17 14,732
2008-05-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2008-04-28 Weed Thaddeus Gerard (VP, CFO) Sale 625 20.00 12,500
2008-04-28 Weed Thaddeus Gerard (VP, CFO) Option Exercise 625 4.88 3,050
2008-04-16 Karnes Jeffrey (VP Sales & CRO) Sale 802 19.00 15,238
2008-04-02 Beury Robert N Jr (Chief Legal Officer) Sale 355 19.71 6,998
2008-04-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 355 .00 0
2008-04-02 Weed Thaddeus Gerard (VP, CFO) Sale 280 20.00 5,600
2008-04-02 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2008-04-01 Weed Thaddeus Gerard (VP, CFO) Sale 416 19.07 7,932
2008-03-20 Schleifer Mark A (VP of IP Engineering) Sale 600 18.64 11,184
2008-03-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 600 .00 0
2008-03-06 Oneill Timothy G (VP Field Engineering) Sale 1,000 18.13 18,130
2008-03-06 Oneill Timothy G (VP Field Engineering) Option Exercise 1,000 .00 0
2008-03-04 Kummer Raymond B (CTO & VP) Option Exercise 18,800 2.44 45,872
2008-03-04 Weed Thaddeus Gerard (VP, CFO) Sale 416 18.54 7,714
2008-03-03 Beury Robert N Jr (Chief Legal Officer) Sale 355 19.31 6,856
2008-03-03 Beury Robert N Jr (Chief Legal Officer) Option Exercise 355 .00 0
2008-03-03 Weed Thaddeus Gerard (VP, CFO) Sale 280 19.37 5,424
2008-03-03 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2008-02-29 Margalit Erel N (Director) Sale 7,500 19.14 143,532
2008-02-25 Karnes Jeffrey (VP Sales & CRO) Sale 802 19.00 15,238
2008-02-08 Weed Thaddeus Gerard (VP, CFO) Sale 5,000 17.58 87,901
2008-02-04 Beury Robert N Jr (Chief Legal Officer) Sale 355 20.31 7,210
2008-02-04 Beury Robert N Jr (Chief Legal Officer) Option Exercise 355 .00 0
2008-02-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 20.30 5,683
2008-02-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2008-01-28 Weed Thaddeus Gerard (VP, CFO) Sale 1,250 18.89 23,614
2008-01-28 Weed Thaddeus Gerard (VP, CFO) Option Exercise 1,250 4.88 6,100
2008-01-02 Beury Robert N Jr (Chief Legal Officer) Sale 355 23.80 8,448
2008-01-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 355 .00 0
2008-01-02 Weed Thaddeus Gerard (VP, CFO) Sale 280 23.81 6,665
2008-01-02 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-12-20 Schleifer Mark A (VP of IP Engineering) Sale 600 22.80 13,681
2007-12-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 600 .00 0
2007-12-17 Karnes Jeffrey (VP Sales & CRO) Sale 961 20.89 20,076
2007-12-13 Schleifer Mark A (VP of IP Engineering) Sale 841 21.96 18,469
2007-12-13 Schleifer Mark A (VP of IP Engineering) Option Exercise 841 2.44 2,052
2007-12-03 Beury Robert N Jr (Chief Legal Officer) Sale 400 20.64 8,256
2007-12-03 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-12-03 Weed Thaddeus Gerard (VP, CFO) Sale 280 20.20 5,656
2007-12-03 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-11-15 Karnes Jeffrey (VP Sales & CRO) Sale 961 23.88 22,949
2007-11-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 26.93 10,772
2007-11-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-11-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 26.83 7,512
2007-11-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-10-26 Weed Thaddeus Gerard (VP, CFO) Sale 625 26.65 16,657
2007-10-26 Weed Thaddeus Gerard (VP, CFO) Option Exercise 625 4.88 3,050
2007-10-15 Karnes Jeffrey (VP Sales & CRO) Sale 961 27.52 26,441
2007-10-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 25.05 10,020
2007-10-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-10-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 24.50 6,859
2007-10-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-09-20 Schleifer Mark A (VP of IP Engineering) Sale 600 25.24 15,144
2007-09-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 600 .00 0
2007-09-17 Karnes Jeffrey (VP Sales & CRO) Sale 961 23.66 22,737
2007-09-07 Oneill Timothy G (VP Field Engineering) Sale 2,000 23.88 47,760
2007-09-07 Oneill Timothy G (VP Field Engineering) Option Exercise 2,000 4.88 9,760
2007-09-04 Beury Robert N Jr (Chief Legal Officer) Sale 400 24.88 9,952
2007-09-04 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-09-04 Weed Thaddeus Gerard (VP, CFO) Sale 280 24.83 6,953
2007-09-04 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-08-28 Harrison R Reed (President & COO) Option Exercise 15,000 6.00 90,000
2007-08-21 Harrison R Reed (President & COO) Sale 10,000 26.07 260,668
2007-08-21 Harrison R Reed (President & COO) Option Exercise 10,000 6.00 60,000
2007-08-20 Harrison R Reed (President & COO) Sale 30,000 25.10 753,090
2007-08-20 Harrison R Reed (President & COO) Option Exercise 30,000 6.00 180,000
2007-08-20 Schleifer Mark A (VP of IP Engineering) Sale 625 24.78 15,486
2007-08-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 625 4.88 3,050
2007-08-15 Karnes Jeffrey (VP Sales & CRO) Sale 961 25.06 24,081
2007-08-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 29.28 11,712
2007-08-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-08-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 28.54 7,990
2007-08-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-07-26 Weed Thaddeus Gerard (VP, CFO) Sale 625 30.70 19,188
2007-07-26 Weed Thaddeus Gerard (VP, CFO) Option Exercise 625 4.88 3,050
2007-07-20 Harrison R Reed (President & COO) Sale 40,000 33.96 1,358,520
2007-07-20 Harrison R Reed (President & COO) Option Exercise 40,000 6.00 240,000
2007-07-16 Karnes Jeffrey (VP Sales & CRO) Sale 961 32.26 31,005
2007-07-13 Oneill Timothy G (VP Field Engineering) Sale 2,000 32.50 65,000
2007-07-13 Oneill Timothy G (VP Field Engineering) Option Exercise 2,000 .00 0
2007-07-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 30.07 12,028
2007-07-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-07-02 Weed Thaddeus Gerard (VP, CFO) Sale 280 30.61 8,571
2007-07-02 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-06-21 Schleifer Mark A (VP of IP Engineering) Sale 600 29.29 17,574
2007-06-21 Schleifer Mark A (VP of IP Engineering) Option Exercise 600 .00 0
2007-06-15 Karnes Jeffrey (VP Sales & CRO) Sale 961 26.86 25,816
2007-06-15 Harrison R Reed (President & COO) Sale 4,000 26.73 106,924
2007-06-15 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-06-08 Schleifer Mark A (VP of IP Engineering) Sale 625 25.77 16,106
2007-06-08 Schleifer Mark A (VP of IP Engineering) Option Exercise 625 4.88 3,050
2007-06-04 Beury Robert N Jr (Chief Legal Officer) Sale 400 27.50 11,000
2007-06-04 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-06-01 Harrison R Reed (President & COO) Sale 4,000 28.51 114,022
2007-06-01 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-06-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 28.12 7,874
2007-06-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-05-30 Oneill Timothy G (VP Field Engineering) Sale 2,000 27.80 55,600
2007-05-29 Kummer Raymond B (CTO & VP) Sale 5,000 26.25 131,250
2007-05-29 Oneill Timothy G (VP Field Engineering) Option Exercise 2,000 .00 0
2007-05-15 Karnes Jeffrey (VP Sales & CRO) Sale 961 23.38 22,468
2007-05-11 Oneill Timothy G (VP Field Engineering) Sale 2,000 23.69 47,380
2007-05-11 Oneill Timothy G (VP Field Engineering) Option Exercise 2,000 .00 0
2007-05-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 24.73 9,892
2007-05-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-05-01 Harrison R Reed (President & COO) Sale 4,000 25.09 100,370
2007-05-01 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-05-01 Weed Thaddeus Gerard (VP, CFO) Sale 280 24.83 6,952
2007-05-01 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-04-26 Weed Thaddeus Gerard (VP, CFO) Sale 625 25.39 15,870
2007-04-26 Weed Thaddeus Gerard (VP, CFO) Option Exercise 625 4.88 3,050
2007-04-16 Karnes Jeffrey (VP Sales & CRO) Sale 961 26.42 25,386
2007-04-16 Harrison R Reed (President & COO) Sale 4,000 26.21 104,839
2007-04-16 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-04-02 Harrison R Reed (President & COO) Sale 4,000 23.69 94,762
2007-04-02 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-04-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 23.63 9,452
2007-04-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-04-02 Weed Thaddeus Gerard (VP, CFO) Sale 280 23.75 6,649
2007-04-02 Weed Thaddeus Gerard (VP, CFO) Option Exercise 280 .00 0
2007-03-23 General Business Finance & Investments, Ltd. (Other) Sale 5,722,434 23.41 133,962,178
2007-03-23 Weingarten Tim (Director) Sale 1,403,152 23.41 32,847,788
2007-03-23 Margalit Erel N (Director) Sale 1,469,304 23.41 34,396,406
2007-03-20 Schleifer Mark A (VP of IP Engineering) Sale 4,350 23.54 102,399
2007-03-20 Schleifer Mark A (VP of IP Engineering) Option Exercise 4,350 2.44 10,614
2007-03-19 Kummer Raymond B (CTO & VP) Sale 2,500 24.50 61,250
2007-03-16 Karnes Jeffrey (VP Sales & CRO) Sale 961 23.48 22,565
2007-03-16 Kummer Raymond B (CTO & VP) Sale 7,462 23.75 177,222
2007-03-16 Oneill Timothy G (VP Field Engineering) Sale 2,000 22.96 45,920
2007-03-16 Oneill Timothy G (VP Field Engineering) Option Exercise 2,000 .00 0
2007-03-15 Harrison R Reed (President & COO) Sale 4,000 23.06 92,238
2007-03-15 Harrison R Reed (President & COO) Option Exercise 4,000 6.00 24,000
2007-03-02 Beury Robert N Jr (Chief Legal Officer) Sale 400 22.27 8,908
2007-03-02 Beury Robert N Jr (Chief Legal Officer) Option Exercise 400 .00 0
2007-03-01 Harrison R Reed (President & COO) Sale 4,000 21.92 87,700

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of COGENT COMMUNICATIONS GROUP INC (symbol COI, CIK number 1158324) see the Securities and Exchange Commission (SEC) website.

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