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Insider Trading: Cabot Microelectronics Corp

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Cabot Microelectronics Corp in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Cabot Microelectronics Corp since year 2005. Table 2 shows the detailed insider transactions of Cabot Microelectronics Corp since 2005. The reporting company's ticker symbol is CCMP. The reporting company's CIK number is 1102934.

The total value of stock buying since 2005 is $225,536. The total value of stock sales is $9,012,332. The total value of stock exercises is $6,381,690.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at Cabot Microelectronics Corp (CCMP) 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

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $6,582k

    $658k

    $65k

    $6k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at Cabot Microelectronics Corp (CCMP) 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

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $42.66

    $32.00

    $21.33

    $10.67



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Cabot Microelectronics Corp (CCMP).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-08 0 0 50,250 2,062,285 50,250 1,525,577
2008-05 0 0 2,995 106,322 0 0
2007-12 0 0 6,986 259,259 0 0
2007-08 0 0 155,244 6,582,307 155,644 4,856,113
2006-12 0 0 63 2,159 0 0
2005-08 8,000 225,536 0 0 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Cabot Microelectronics Corp (CCMP)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-08-12 Smith Stephen R (VP, Marketing) Sale 13,750 42.36 582,450
2008-08-12 Smith Stephen R (VP, Marketing) Option Exercise 13,750 30.51 419,512
2008-08-11 Damashek Yumiko (VP, Japan and Operations Asia) Sale 5,000 41.60 208,000
2008-08-11 Damashek Yumiko (VP, Japan and Operations Asia) Option Exercise 5,000 29.00 145,000
2008-08-11 Roman Thomas S (Corporate Controller) Sale 2,000 42.72 85,440
2008-08-11 Roman Thomas S (Corporate Controller) Option Exercise 2,000 30.51 61,020
2008-08-07 Johnson William S (Vice President, CFO) Sale 15,000 40.61 609,150
2008-08-07 Johnson William S (Vice President, CFO) Option Exercise 15,000 30.51 457,650
2008-08-04 Eckstein Bernstein H Carol (VP, Sec & General Counsel) Sale 14,500 39.81 577,245
2008-08-04 Eckstein Bernstein H Carol (VP, Sec & General Counsel) Option Exercise 14,500 30.51 442,395
2008-05-06 Wobby Daniel S (VP, Asia Pacific Region) Sale 2,995 35.50 106,322
2007-12-26 Spiro Clifford L (Vice President, Research and D) Sale 386 37.87 14,617
2007-12-26 Johnson William S (Vice President, CFO) Sale 97 37.87 3,673
2007-12-26 Noglows William P (Chairman, President & CEO) Sale 386 37.87 14,617
2007-12-26 Eckstein Bernstein H Carol (Vice President, General Counse) Sale 27 37.87 1,022
2007-12-05 Weisman Adam (Vice President, Operations) Sale 702 37.00 25,974
2007-12-05 Roman Thomas S (Principal Accounting Officer) Sale 97 37.00 3,589
2007-12-05 Spiro Clifford L (Vice President, Research and D) Sale 702 37.00 25,974
2007-12-05 Johnson William S (Vice President, CFO) Sale 643 37.00 23,791
2007-12-05 Noglows William P (Chairman, President & CEO) Sale 1,419 37.00 52,503
2007-12-05 Smith Stephen R (Vice President, Marketing and) Sale 591 37.00 21,867
2007-12-05 Wobby Daniel S (Vice President China & SE Asia) Sale 702 37.00 25,974
2007-12-05 Pike Daniel J (Vice President, Operations) Sale 591 37.00 21,867
2007-12-05 Eckstein Bernstein H Carol (Vice President, General Counse) Sale 643 37.00 23,791
2007-08-21 Smith Stephen R (Vice President, Marketing and) Sale 13,750 41.17 566,724
2007-08-21 Smith Stephen R (Vice President, Marketing and) Option Exercise 13,750 30.51 419,512
2007-08-21 Pike Daniel J (Vice President, Operations) Sale 13,750 41.21 566,676
2007-08-21 Pike Daniel J (Vice President, Operations) Option Exercise 13,750 30.51 419,512
2007-08-17 Wobby Daniel S (Vice President China & SE Asia) Sale 15,000 40.64 609,621
2007-08-17 Wobby Daniel S (Vice President China & SE Asia) Option Exercise 15,000 30.51 457,650
2007-08-16 Weisman Adam (Vice President, Operations) Sale 20,000 40.50 810,000
2007-08-16 Weisman Adam (Vice President, Operations) Option Exercise 20,000 30.10 602,000
2007-08-09 Yu Albert Yc Sale 18,650 43.75 816,070
2007-08-09 Yu Albert Yc Option Exercise 18,850 34.08 640,398
2007-08-08 Roman Thomas S (Principal Accounting Officer) Sale 2,000 44.94 89,883
2007-08-08 Roman Thomas S (Principal Accounting Officer) Option Exercise 2,000 30.51 61,020
2007-08-08 Johnson William S (Vice President, CFO) Sale 15,000 43.63 656,350
2007-08-08 Johnson William S (Vice President, CFO) Option Exercise 15,000 30.51 457,649
2007-08-08 Eckstein Bernstein H Carol (Vice President, General Counse) Sale 14,500 44.45 645,510
2007-08-08 Eckstein Bernstein H Carol (Vice President, General Counse) Option Exercise 14,500 30.51 442,394
2006-12-27 Johnson William S (Vice President, CFO) Sale 63 34.28 2,159
2005-08-10 Frazee John P Jr Purchase 8,000 28.19 225,536

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 Cabot Microelectronics Corp (symbol CCMP, CIK number 1102934) see the Securities and Exchange Commission (SEC) website.

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