David Loel Dutton serves as Executive at MATTSON TECHNOLOGY INC, where they oversee executive responsibilities. Since joining the company, David Loel Dutton has executed 49 insider transactions totaling $514.1K, demonstrating a bearish approach to their equity position. Their most recent transaction on May 8, 2012 involved exercising options for 6,310 shares valued at $4.8K.
David Loel Dutton currently holds 9,798 shares of MATTSON TECHNOLOGY INC (MTSN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Loel Dutton has been a net seller of MTSN stock. They have purchased $0 and sold $514.1K worth of shares.
David Loel Dutton's most recent insider trade was on May 8, 2012, when they sold 6,310 shares at $0.76 per share.
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| $2.24 |
| Discretionary |
| May 8, 2012 | MTSN | $600 | Option Exercise | 790 | $0.76 | Discretionary |
| May 8, 2012 | MTSN | $1.9K | Sale | 790 | $2.35 | Discretionary |
| May 7, 2012 | MTSN | $16.2K | Sale | 6,900 | $2.35 | Discretionary |
| May 7, 2012 | MTSN | $97.8K | Sale | 41,427 | $2.36 | Discretionary |
| May 7, 2012 | MTSN | $5.2K | Option Exercise | 6,900 | $0.76 | Discretionary |
| Feb 4, 2012 | MTSN | $11.7K | Sale | 4,208 | $2.79 | Discretionary |
| Feb 5, 2011 | MTSN | $883 | Sale | 368 | $2.40 | Discretionary |
| Feb 4, 2011 | MTSN | $10.0K | Sale | 4,208 | $2.37 | Discretionary |
| Nov 5, 2010 | MTSN | $861 | Sale | 320 | $2.69 | Discretionary |
| Aug 5, 2010 | MTSN | $934 | Sale | 320 | $2.92 | Discretionary |
| May 5, 2010 | MTSN | $1.3K | Sale | 320 | $4.12 | Discretionary |
| May 3, 2010 | MTSN | $3.6K | Sale | 802 | $4.51 | Discretionary |
| Mar 1, 2010 | MTSN | $6.3K | Sale | 1,700 | $3.72 | Discretionary |
| Mar 1, 2010 | MTSN | $49.3K | Sale | 13,300 | $3.71 | Discretionary |
| Mar 1, 2010 | MTSN | $4.5K | Sale | 1,200 | $3.75 | Discretionary |
| Mar 1, 2010 | MTSN | $7.5K | Sale | 2,000 | $3.74 | Discretionary |
| Mar 1, 2010 | MTSN | $6.7K | Sale | 1,800 | $3.73 | Discretionary |
| Feb 5, 2010 | MTSN | $1.2K | Disposition | 384 | $3.07 | Discretionary |
| Feb 4, 2010 | MTSN | $13.9K | Payment | 4,398 | $3.17 | Discretionary |
| Feb 1, 2010 | MTSN | $3.2K | Payment | 961 | $3.36 | Discretionary |
| Nov 5, 2009 | MTSN | $799 | Disposition | 384 | $2.08 | Discretionary |
| Nov 1, 2009 | MTSN | $2.0K | Payment | 962 | $2.11 | Discretionary |
| Aug 5, 2009 | MTSN | $620 | Payment | 376 | $1.65 | Discretionary |
| Aug 1, 2009 | MTSN | $1.5K | Payment | 941 | $1.64 | Discretionary |
| May 5, 2009 | MTSN | $466 | Payment | 376 | $1.24 | Discretionary |
| May 1, 2009 | MTSN | $1.1K | Payment | 941 | $1.15 | Discretionary |
| Feb 5, 2009 | MTSN | $301 | Payment | 376 | $0.80 | Discretionary |
| Feb 4, 2009 | MTSN | $3.7K | Payment | 4,305 | $0.85 | Discretionary |