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Insider Trading: Brooks Automation Inc

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Brooks Automation Inc in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Brooks Automation Inc since year 2005. Table 2 shows the detailed insider transactions of Brooks Automation Inc since 2005. The reporting company's ticker symbol is BRKS. The reporting company's CIK number is 933974.

The total value of stock buying since 2005 is $205,180. The total value of stock sales is $4,714,114. The total value of stock exercises is $3,176,350.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at Brooks Automation Inc (BRKS) 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.

  • 09

  • 10

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  • 12

  • 01 2007

  • 02

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  • 09

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  • 01 2008

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  • 08

  • $2,888k

    $288k

    $28k

    $2k

  • Buy
  • Sale
  • Option Exercise

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

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

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  • 01 2008

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  • $20.00

    $15.00

    $10.00

    $5.00



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Brooks Automation Inc (BRKS).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-08 0 0 2,321 22,165 0 0
2008-07 12,600 109,793 0 0 0 0
2008-05 0 0 5,900 59,142 0 0
2008-02 0 0 6,827 70,100 0 0
2007-11 7,285 95,387 0 0 0 0
2007-07 0 0 17,069 341,380 0 0
2007-06 0 0 161,754 2,888,728 156,174 2,148,318
2007-05 0 0 9,787 161,214 9,787 100,023
2007-03 0 0 51,813 804,386 51,813 531,083
2007-02 0 0 0 0 12,488 96,782
2006-12 0 0 23,481 327,989 0 0
2006-08 0 0 2,860 39,010 0 0
2006-04 0 0 5,000 0 0 0
2006-02 0 0 0 0 22,200 300,144

Table 2. Detailed insider stock purchases, sales, and option exercises for Brooks Automation Inc (BRKS)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-08-19 Wuellner Ralf K (President, Global Cust Op Grp) Sale 2,321 9.55 22,165
2008-07-23 Nierenberg David (10% Owner) Purchase 4,600 8.79 40,433
2008-07-22 Nierenberg David (10% Owner) Purchase 4,700 8.67 40,749
2008-07-21 Nierenberg David (10% Owner) Purchase 3,300 8.67 28,611
2008-05-20 Wuellner Ralf K (President, Global Cust Op Grp) Sale 2,200 10.04 22,087
2008-05-12 Martin Joseph R (Director) Sale 3,700 10.02 37,055
2008-02-29 Pippins Michael W (President, Automation Sys. Grp) Sale 6,827 10.27 70,100
2007-11-15 Palepu Krishna G. (Director) Purchase 2,285 13.78 31,487
2007-11-13 Pond Kirk P (Director) Purchase 5,000 12.78 63,900
2007-07-19 Grady Edward C (Chief Executive Officer) Sale 17,069 20.00 341,380
2007-06-15 Gentilcore James (President & COO) Sale 5,580 18.56 103,564
2007-06-13 Gentilcore James (President & COO) Sale 5,771 17.80 102,723
2007-06-13 Gentilcore James (President & COO) Option Exercise 5,771 17.34 100,069
2007-06-12 Gentilcore James (President & COO) Sale 138,992 17.83 2,478,185
2007-06-12 Gentilcore James (President & COO) Option Exercise 138,992 14.00 1,946,235
2007-06-11 Gentilcore James (President & COO) Sale 11,411 17.90 204,256
2007-06-11 Gentilcore James (President & COO) Option Exercise 11,411 8.94 102,014
2007-05-16 Anastasi Robert E (Executive Vice President) Sale 9,787 16.47 161,214
2007-05-16 Anastasi Robert E (Executive Vice President) Option Exercise 9,787 10.22 100,023
2007-03-01 Bellini Joseph (President & COO) Sale 51,813 15.52 804,386
2007-03-01 Bellini Joseph (President & COO) Option Exercise 51,813 10.25 531,083
2007-02-22 Anastasi Robert E (Executive Vice President) Option Exercise 12,488 7.75 96,782
2006-12-07 Anastasi Robert E (Executive Vice President) Sale 23,481 13.97 327,989
2006-08-22 Anastasi Robert E (Executive Vice President) Sale 2,860 13.64 39,010
2006-04-10 Emerick Roger D (Director) Sale 5,000 .00 0
2006-02-14 Anastasi Robert E (Executive Vice President) Option Exercise 22,200 13.52 300,144

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 Brooks Automation Inc (symbol BRKS, CIK number 933974) see the Securities and Exchange Commission (SEC) website.

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