Insider Stock Trading History of Whang Jong S


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 Whang Jong S since year 2005. The trader's CIK number is 1046064. At the time of this reporting, Whang Jong S is the Executive Chairman of Amtech Systems Inc . (stock ticker symbol ASYS). See this page for all insider trading activities at Amtech Systems Inc .


Stock purchases, sales, and option exercises reported by insider Whang Jong S since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2015-05-26 ASYS Amtech Systems Inc Option Ex 30,000 5.33 159,990
2015-05-20 ASYS Amtech Systems Inc Sale 65,613 11.15 731,781
2014-02-28 ASYS Amtech Systems Inc Option Ex 6,300 2.95 18,585
2014-02-28 ASYS Amtech Systems Inc Sale 6,300 11.13 70,131
2014-03-04 ASYS Amtech Systems Inc Option Ex 24,950 2.95 73,602
2014-03-04 ASYS Amtech Systems Inc Sale 24,950 12.63 315,118
2014-02-21 ASYS Amtech Systems Inc Sale 12,686 9.72 123,307
2014-02-20 ASYS Amtech Systems Inc Sale 24,914 9.98 248,566
2014-02-19 ASYS Amtech Systems Inc Sale 22,400 10.00 224,089
2014-02-21 ASYS Amtech Systems Inc Option Ex 12,686 3.80 48,206
2014-02-20 ASYS Amtech Systems Inc Option Ex 24,914 3.80 94,673
2014-02-19 ASYS Amtech Systems Inc Option Ex 22,400 3.80 85,120
2011-08-11 ASYS Amtech Systems Inc Buy 8,913 11.02 98,203
2011-02-28 ASYS Amtech Systems Inc Buy 4,200 22.84 95,919
2010-12-10 ASYS Amtech Systems Inc Sale 12,500 25.12 314,000
2010-11-30 ASYS Amtech Systems Inc Sale 11,244 20.36 228,894
2010-11-30 ASYS Amtech Systems Inc Option Ex 9,042 6.53 59,062
2010-11-30 ASYS Amtech Systems Inc Sale 12,118 20.31 246,128
2010-11-20 ASYS Amtech Systems Inc Sale 680 20.30 13,804
2010-11-17 ASYS Amtech Systems Inc Option Ex 5,700 6.53 37,232
2010-11-17 ASYS Amtech Systems Inc Sale 5,700 18.18 103,631
2010-11-19 ASYS Amtech Systems Inc Option Ex 23,958 6.53 156,493
2010-11-19 ASYS Amtech Systems Inc Sale 23,958 17.58 421,253
2010-09-09 ASYS Amtech Systems Inc Sale 27,650 15.96 441,404
2010-09-08 ASYS Amtech Systems Inc Sale 24,100 16.06 386,949
2010-09-09 ASYS Amtech Systems Inc Option Ex 42,800 6.53 279,569
2010-09-07 ASYS Amtech Systems Inc Sale 29,400 16.27 478,426
2010-09-08 ASYS Amtech Systems Inc Option Ex 24,100 6.53 157,421
2010-09-07 ASYS Amtech Systems Inc Option Ex 29,400 6.53 192,040
2010-09-09 ASYS Amtech Systems Inc Sale 15,150 15.82 239,733
2007-11-01 ASYS Amtech Systems Inc Option Ex 15,000 6.53 97,965
2007-09-20 ASYS Amtech Systems Inc Sale 12,571 13.50 169,708
2007-09-21 ASYS Amtech Systems Inc Sale 71,884 13.50 970,721
2006-02-16 ASYS Amtech Systems Inc Sale 42,772 8.88 380,029
2006-02-16 ASYS Amtech Systems Inc Sale 2,490 8.86 22,063
2006-02-13 ASYS Amtech Systems Inc Option Ex 44,017 1.31 57,794

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 Whang Jong S (Executive Chairman of Amtech Systems Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.