Insider Trading History of Whang Michael

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Whang Michael since 2018. This trader's CIK number is 1727924. At the time of last reporting, Whang Michael was the Chief Executive Officer of Amtech Systems Inc. (stock ticker symbol ASYS). Also see all insider trading activities at Amtech Systems Inc.


Yearly summary of insider trading at Amtech Systems Inc (ASYS) by Whang Michael

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2022 ASYS 0 $0 23,754 $299,181 41,250 $262,680
2020 ASYS 2,000 $10,000 0 $0 0 $0
2018 ASYS 0 $0 5,000 $50,050 5,000 $35,050


Insider trading of Amtech Systems Inc (ASYS) by Whang Michael

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2022-08-24 ASYS Sale 23,754 12.60 299,181
2022-08-24 ASYS Option Ex 41,250 6.37 262,680
2020-03-02 ASYS Buy 2,000 5.00 10,000
2018-06-01 ASYS Option Ex 5,000 7.01 35,050
2018-06-01 ASYS Sale 5,000 10.01 50,050

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 Michael (Chief Executive Officer of Amtech Systems Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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