Insider Stock Trading History of Damashek Yumiko


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Damashek Yumiko since year 2005. The trader's CIK number is 1436878. At the time of this reporting, Damashek Yumiko is the VP, Japan and Operations Asia of Cabot Microelectronics Corp . (stock ticker symbol CCMP). See this page for all insider trading activities at Cabot Microelectronics Corp .


Stock purchases, sales, and option exercises reported by insider Damashek Yumiko since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-11-16 CCMP Cabot Microelectronics Corp Option Ex 817 21.45 17,524
2017-11-16 CCMP Cabot Microelectronics Corp Sale 817 97.58 79,726
2017-11-14 CCMP Cabot Microelectronics Corp Option Ex 7,183 21.45 154,075
2017-11-14 CCMP Cabot Microelectronics Corp Sale 7,183 97.45 699,968
2017-11-02 CCMP Cabot Microelectronics Corp Sale 1,550 96.42 149,451
2017-10-30 CCMP Cabot Microelectronics Corp Sale 2,925 95.13 278,255
2016-08-01 CCMP Cabot Microelectronics Corp Option Ex 2,888 16.00 46,208
2016-08-01 CCMP Cabot Microelectronics Corp Sale 2,888 50.70 146,412
2014-11-28 CCMP Cabot Microelectronics Corp Sale 5,660 47.81 270,598
2014-11-28 CCMP Cabot Microelectronics Corp Option Ex 5,660 16.00 90,560
2014-11-26 CCMP Cabot Microelectronics Corp Sale 13,934 47.73 665,014
2014-11-26 CCMP Cabot Microelectronics Corp Option Ex 13,934 16.00 222,944
2014-11-25 CCMP Cabot Microelectronics Corp Option Ex 3 16.00 48
2014-11-25 CCMP Cabot Microelectronics Corp Sale 3 47.93 143
2014-11-10 CCMP Cabot Microelectronics Corp Sale 8,593 47.78 410,599
2014-11-11 CCMP Cabot Microelectronics Corp Sale 3 47.70 143
2014-11-10 CCMP Cabot Microelectronics Corp Option Ex 8,593 23.78 204,341
2014-11-11 CCMP Cabot Microelectronics Corp Option Ex 3 25.79 77
2014-11-05 CCMP Cabot Microelectronics Corp Option Ex 100 21.77 2,177
2014-11-06 CCMP Cabot Microelectronics Corp Option Ex 224 21.77 4,876
2014-11-05 CCMP Cabot Microelectronics Corp Sale 100 48.00 4,800
2014-11-06 CCMP Cabot Microelectronics Corp Sale 224 48.00 10,752
2014-06-06 CCMP Cabot Microelectronics Corp Sale 2,000 45.12 90,246
2013-11-04 CCMP Cabot Microelectronics Corp Sale 4,000 42.15 168,592
2013-05-21 CCMP Cabot Microelectronics Corp Sale 2,750 36.60 100,655
2013-02-01 CCMP Cabot Microelectronics Corp Option Ex 5,528 20.00 110,560
2013-02-01 CCMP Cabot Microelectronics Corp Sale 5,528 37.05 204,790
2013-01-31 CCMP Cabot Microelectronics Corp Sale 1,725 37.03 63,878
2013-01-31 CCMP Cabot Microelectronics Corp Option Ex 1,725 20.00 34,500
2011-02-18 CCMP Cabot Microelectronics Corp Option Ex 5,000 29.00 145,000
2011-02-18 CCMP Cabot Microelectronics Corp Sale 5,000 49.84 249,220
2010-11-10 CCMP Cabot Microelectronics Corp Sale 2,300 40.00 92,000
2010-11-10 CCMP Cabot Microelectronics Corp Option Ex 2,300 29.00 66,700
2010-11-05 CCMP Cabot Microelectronics Corp Option Ex 2,700 29.00 78,300
2010-11-05 CCMP Cabot Microelectronics Corp Sale 2,700 41.20 111,248
2008-08-11 CCMP Cabot Microelectronics Corp Option Ex 5,000 29.00 145,000
2008-08-11 CCMP Cabot Microelectronics Corp Sale 5,000 41.60 208,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Damashek Yumiko (VP, Japan and Operations Asia of Cabot Microelectronics Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.