| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | May 07, 2012 | Option Exercise | $2.16 | 55,227 | 119,111 | 10,388 | May 08, 2012, 08:15 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | May 08, 2012 | Option Exercise | $1.51 | 14,200 | 21,388 | 9,798 | May 08, 2012, 08:15 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | Feb 04, 2012 | Sale | $2.79 | 4,208 | 11,740 | 44,915 | Feb 06, 2012, 07:07 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | Feb 05, 2011 | Sale | $2.40 | 368 | 883 | 49,123 | Feb 07, 2011, 07:48 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | Feb 04, 2011 | Sale | $2.37 | 4,208 | 9,973 | 49,491 | Feb 07, 2011, 07:35 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | Nov 05, 2010 | Sale | $2.69 | 320 | 861 | 53,699 | Nov 08, 2010, 06:40 PM | |
| MTSN | MATTSON TECHNOLOGY INC | DUTTON DAVID LOEL | Chief Executive Officer | Aug 05, 2010 | Sale | $2.92 | 320 | 934 | 54,019 | Aug 05, 2010, 08:34 PM |
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