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Insider Trading: Guidance Software, Inc.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Guidance Software, Inc. in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Guidance Software, Inc. since year 2005. Table 2 shows the detailed insider transactions of Guidance Software, Inc. since 2005. The reporting company's ticker symbol is GUID. The reporting company's CIK number is 1375557.

The total value of stock buying since 2005 is $171,489. The total value of stock sales is $39,932,300. The total value of stock exercises is $687,427.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at Guidance Software, Inc. (GUID) 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.

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • $37,636k

    $3,763k

    $376k

    $37k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at Guidance Software, Inc. (GUID) in the past 24 months. See table 2 for insider transaction details.

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • $14.06

    $10.54

    $7.03

    $3.52



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Guidance Software, Inc. (GUID).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-11 4,800 15,963 0 0 0 0
2008-09 13,000 71,299 0 0 0 0
2008-08 12,500 72,727 0 0 0 0
2007-12 0 0 9,465 129,563 2,500 11,350
2007-11 0 0 5,000 70,300 0 0
2007-10 0 0 18,000 252,000 2,500 11,350
2007-09 0 0 106,948 1,204,843 104,751 475,568
2007-08 0 0 5,000 65,000 0 0
2007-06 0 0 44,165 573,810 41,665 189,159
2006-12 1,000 11,500 3,272,764 37,636,784 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Guidance Software, Inc. (GUID)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-11-14 Plaga Barry J (Chief Financial Officer) Purchase 2,000 3.08 6,163
2008-11-11 Oneil Kathleen (Director) Purchase 2,800 3.50 9,800
2008-09-18 Van Schoonenberg Robert G (Director) Purchase 3,000 4.60 13,799
2008-09-11 Van Schoonenberg Robert G (Director) Purchase 5,000 5.75 28,750
2008-09-10 Richards Stephen C (Director) Purchase 5,000 5.75 28,750
2008-08-13 Geller Marshall S (Director) Purchase 4,500 5.70 25,672
2008-08-12 Van Schoonenberg Robert G (Director) Purchase 3,000 5.88 17,655
2008-08-12 Geller Marshall S (Director) Purchase 5,000 5.88 29,400
2007-12-31 Harrington Mark (General Counsel) Sale 816 13.69 11,172
2007-12-28 Harrington Mark (General Counsel) Sale 449 13.66 6,133
2007-12-27 Harrington Mark (General Counsel) Sale 5,000 13.51 67,526
2007-12-26 Harrington Mark (General Counsel) Sale 200 13.66 2,732
2007-12-19 Gurzi Michael (VP, EnScript Development) Sale 3,000 14.00 42,000
2007-12-19 Gurzi Michael (VP, EnScript Development) Option Exercise 2,500 4.54 11,350
2007-11-01 Harrington Mark (General Counsel) Sale 5,000 14.06 70,300
2007-10-25 Gurzi Michael (Vice President of PSD) Sale 2,592 14.00 36,288
2007-10-25 Gurzi Michael (Vice President of PSD) Option Exercise 2,500 4.54 11,350
2007-10-25 Colbert John (Chief Executive Officer) Sale 15,000 14.00 210,000
2007-10-24 Gurzi Michael (Vice President of PSD) Sale 408 14.00 5,712
2007-09-14 Sansone Frank (Chief Financial Officer) Sale 19,300 11.17 215,532
2007-09-14 Sansone Frank (Chief Financial Officer) Option Exercise 19,300 4.54 87,622
2007-09-13 Sansone Frank (Chief Financial Officer) Sale 25,000 11.10 277,500
2007-09-13 Sansone Frank (Chief Financial Officer) Option Exercise 25,000 4.54 113,500
2007-09-12 Sansone Frank (Chief Financial Officer) Sale 35,117 11.30 396,822
2007-09-12 Sansone Frank (Chief Financial Officer) Option Exercise 35,117 4.54 159,431
2007-09-11 Sansone Frank (Chief Financial Officer) Sale 11,529 11.35 130,854
2007-09-11 Sansone Frank (Chief Financial Officer) Option Exercise 11,529 4.54 52,341
2007-09-10 Sansone Frank (Chief Financial Officer) Sale 16,002 11.51 184,135
2007-09-10 Sansone Frank (Chief Financial Officer) Option Exercise 13,805 4.54 62,674
2007-08-13 Harrington Mark (General Counsel) Sale 5,000 13.00 65,000
2007-06-27 Gurzi Michael (Vice President of PSD) Sale 5,000 14.00 70,000
2007-06-27 Gurzi Michael (Vice President of PSD) Option Exercise 2,500 4.54 11,350
2007-06-13 Bair Jonathan (VP, Professional Services) Sale 39,165 12.86 503,810
2007-06-13 Bair Jonathan (VP, Professional Services) Option Exercise 39,165 4.54 177,809
2006-12-18 Oneil Kathleen (Director) Purchase 1,000 11.50 11,500
2006-12-18 Gurzi Michael (Vice President of PSD) Sale 10,000 11.50 115,000
2006-12-18 Limongelli Victor (President) Sale 40,000 11.50 460,000
2006-12-18 Sansone Frank (Chief Financial Officer) Sale 25,501 11.50 293,261
2006-12-18 Colbert John (Chief Executive Officer) Sale 76,584 11.50 880,716
2006-12-18 Patzakis John (Vice Chairman and CLO) Sale 455,345 11.50 5,236,467
2006-12-18 Sheldon Robert (10% Owner) Sale 1,325,167 11.50 15,239,420
2006-12-18 Sheldon Margaret (10% Owner) Sale 1,325,167 11.50 15,239,420
2006-12-18 Feinland Sheldon (VP of Worldwide Sales) Sale 15,000 11.50 172,500

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 Guidance Software, Inc. (symbol GUID, CIK number 1375557) see the Securities and Exchange Commission (SEC) website.

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