Insider Trading History of Stone John Charles


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 Stone John Charles since year 2005. The trader's CIK number is 1581432. At the time of the last reporting, Stone John Charles was the Executive Vice President of Amkor Technology, Inc. . (stock ticker symbol AMKR). See this page for all insider trading activities at Amkor Technology, Inc. .


Stock purchases, sales, and option exercises reported by insider Stone John Charles since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2019-10-31 AMKR Amkor Technology, Inc. Option Ex 32,646 9.86 321,889
2019-11-01 AMKR Amkor Technology, Inc. Sale 61,104 12.78 780,909
2019-10-31 AMKR Amkor Technology, Inc. Sale 37,352 13.56 506,493
2019-11-01 AMKR Amkor Technology, Inc. Option Ex 61,104 9.86 602,485
2019-03-15 AMKR Amkor Technology, Inc. Sale 4,000 8.81 35,240
2019-03-14 AMKR Amkor Technology, Inc. Sale 21,000 8.61 180,810
2019-03-15 AMKR Amkor Technology, Inc. Option Ex 4,000 4.28 17,120
2019-03-14 AMKR Amkor Technology, Inc. Option Ex 21,000 4.28 89,880
2016-11-21 AMKR Amkor Technology, Inc. Option Ex 25,000 4.28 107,000
2016-11-21 AMKR Amkor Technology, Inc. Sale 25,000 12.35 308,750
2016-11-18 AMKR Amkor Technology, Inc. Option Ex 50,000 4.28 214,000
2016-11-18 AMKR Amkor Technology, Inc. Sale 50,000 12.13 606,500
2016-11-08 AMKR Amkor Technology, Inc. Option Ex 30,000 8.67 260,100
2016-11-08 AMKR Amkor Technology, Inc. Sale 30,000 11.01 330,300
2016-09-07 AMKR Amkor Technology, Inc. Sale 6,600 9.25 61,050
2016-09-07 AMKR Amkor Technology, Inc. Option Ex 6,600 8.67 57,222
2016-09-02 AMKR Amkor Technology, Inc. Sale 3,400 9.25 31,456
2016-09-02 AMKR Amkor Technology, Inc. Option Ex 3,400 8.67 29,478
2014-11-25 AMKR Amkor Technology, Inc. Option Ex 20,000 4.41 88,200
2014-11-25 AMKR Amkor Technology, Inc. Sale 15,294 6.94 106,140
2014-06-06 AMKR Amkor Technology, Inc. Option Ex 20,000 5.71 114,200
2014-06-06 AMKR Amkor Technology, Inc. Sale 20,000 10.91 218,200

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 Stone John Charles (Executive Vice President of Amkor Technology, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.




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