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Insider Trading: CORGENTECH INC

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of CORGENTECH INC in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of CORGENTECH INC since year 2005. Table 2 shows the detailed insider transactions of CORGENTECH INC since 2005. The reporting company's ticker symbol is CGTK. The reporting company's CIK number is 1131517.

The total value of stock buying since 2005 is $31,356,816. The total value of stock sales is $1,499,524. The total value of stock exercises is $0.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at CORGENTECH INC (CGTK) 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

  • $31,000k

    $3,100k

    $310k

    $31k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at CORGENTECH INC (CGTK) 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

  • $6.78

    $5.08

    $3.39

    $1.69



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for CORGENTECH INC (CGTK).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2007-12 7,654,322 31,000,003 0 0 0 0
2007-11 9,030 49,423 0 0 0 0
2006-12 9,000 58,766 0 0 0 0
2006-11 1,000 6,650 0 0 0 0
2006-08 2,401 16,204 0 0 0 0
2006-03 6,000 54,818 170,542 1,499,524 0 0
2006-02 2,200 19,844 0 0 0 0
2005-12 53,600 151,108 0 0 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for CORGENTECH INC (CGTK)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2007-12-18 Nash H Ronald (10% Owner) Purchase 1,975,309 4.05 8,000,001
2007-12-18 Oronsky Arnold L (Director) Purchase 1,975,309 4.05 8,000,001
2007-12-18 Powell Michael (Director) Purchase 3,703,704 4.05 15,000,001
2007-11-21 Harper James A (Director) Purchase 4,818 5.50 26,499
2007-11-20 Harper James A (Director) Purchase 2,411 5.40 13,019
2007-11-15 Harper James A (Director) Purchase 1,801 5.50 9,905
2006-12-04 Huang James Z (President) Purchase 6,700 6.49 43,460
2006-12-01 Huang James Z (President) Purchase 2,300 6.66 15,306
2006-11-30 Huang James Z (President) Purchase 1,000 6.65 6,650
2006-08-22 Huang James Z (President) Purchase 1,000 6.77 6,772
2006-08-21 Huang James Z (President) Purchase 400 6.74 2,696
2006-08-17 Huang James Z (President) Purchase 1,000 6.73 6,730
2006-08-15 Powell Michael (Director) Purchase 1 6.86 6
2006-03-21 Burch Ronald M (VP, Development) Sale 6,478 9.01 58,366
2006-03-20 Burch Ronald M (VP, Development) Sale 10,500 8.97 94,141
2006-03-17 Burch Ronald M (VP, Development) Sale 7,000 9.08 63,542
2006-03-17 Kliman Gilbert H (10% Owner) Purchase 5,000 8.97 44,868
2006-03-16 Burch Ronald M (VP, Development) Sale 146,564 8.76 1,283,475
2006-03-09 Kliman Gilbert H (10% Owner) Purchase 1,000 9.95 9,950
2006-02-28 Ehrlich Christopher B (10% Owner) Purchase 2,200 9.02 19,844
2005-12-15 Oronsky Arnold L (Director) Purchase 3,600 9.70 34,938
2005-12-08 Brewer Richard B (Director) Purchase 10,000 2.40 24,000
2005-12-07 Brewer Richard B (Director) Purchase 10,000 2.36 23,620
2005-12-06 Brewer Richard B (Director) Purchase 10,000 2.32 23,170
2005-12-05 Brewer Richard B (Director) Purchase 20,000 2.27 45,380

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 CORGENTECH INC (symbol CGTK, CIK number 1131517) see the Securities and Exchange Commission (SEC) website.

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