Jong S. Whang serves as Executive at AMTECH SYSTEMS INC, where they oversee executive responsibilities. Since joining the company, Jong S. Whang has executed 208 insider transactions totaling $8.7M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 21, 2007 involved selling 71,884 shares valued at $970.4K.
Jong S. Whang currently holds 70,681 shares of AMTECH SYSTEMS INC (ASYS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jong S. Whang has been a net seller of ASYS stock. They have purchased $214.4K and sold $8.5M worth of shares.
Jong S. Whang's most recent insider trade was on Sep 21, 2007, when they sold 71,884 shares at $13.50 per share.
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| $13.50 |
| Discretionary |
| Jul 21, 2007 | ASYS | $970.4K | Sale | 71,884 | $13.50 | Discretionary |
| Jul 20, 2007 | ASYS | $169.7K | Sale | 12,571 | $13.50 | Discretionary |
| Feb 16, 2006 | ASYS | $2.5K | Sale | 300 | $8.37 | Discretionary |
| Feb 16, 2006 | ASYS | $2.6K | Sale | 300 | $8.81 | Discretionary |
| Feb 16, 2006 | ASYS | $2.7K | Sale | 300 | $8.88 | Discretionary |
| Feb 16, 2006 | ASYS | $3.6K | Sale | 399 | $8.93 | Discretionary |
| Feb 16, 2006 | ASYS | $4.3K | Sale | 500 | $8.51 | Discretionary |
| Feb 16, 2006 | ASYS | $4.3K | Sale | 500 | $8.55 | Discretionary |
| Feb 16, 2006 | ASYS | $4.3K | Sale | 500 | $8.60 | Discretionary |
| Feb 16, 2006 | ASYS | $4.3K | Sale | 500 | $8.62 | Discretionary |
| Feb 16, 2006 | ASYS | $4.5K | Sale | 500 | $8.96 | Discretionary |
| Feb 16, 2006 | ASYS | $4.5K | Sale | 500 | $9.01 | Discretionary |
| Feb 16, 2006 | ASYS | $5.5K | Sale | 600 | $9.23 | Discretionary |
| Feb 16, 2006 | ASYS | $5.5K | Sale | 602 | $9.14 | Discretionary |
| Feb 16, 2006 | ASYS | $6.0K | Sale | 650 | $9.29 | Discretionary |
| Feb 16, 2006 | ASYS | $7.1K | Sale | 800 | $8.92 | Discretionary |
| Feb 16, 2006 | ASYS | $7.6K | Sale | 869 | $8.70 | Discretionary |
| Feb 16, 2006 | ASYS | $7.9K | Sale | 900 | $8.73 | Discretionary |
| Feb 16, 2006 | ASYS | $8.6K | Sale | 950 | $9.00 | Discretionary |
| Feb 16, 2006 | ASYS | $9.1K | Sale | 1,000 | $9.05 | Discretionary |
| Feb 16, 2006 | ASYS | $9.1K | Sale | 1,000 | $9.10 | Discretionary |
| Feb 16, 2006 | ASYS | $9.8K | Sale | 1,100 | $8.91 | Discretionary |
| Feb 16, 2006 | ASYS | $10.2K | Sale | 1,200 | $8.46 | Discretionary |
| Feb 16, 2006 | ASYS | $13.7K | Sale | 1,550 | $8.85 | Discretionary |
| Feb 16, 2006 | ASYS | $14.8K | Sale | 1,650 | $8.95 | Discretionary |
| Feb 16, 2006 | ASYS | $18.4K | Sale | 2,100 | $8.75 | Discretionary |
| Feb 16, 2006 | ASYS | $22.1K | Sale | 2,400 | $9.21 | Discretionary |
| Feb 16, 2006 | ASYS | $25.3K | Sale | 2,750 | $9.19 | Discretionary |