| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MTSN | MATTSON TECHNOLOGY INC | NAKAYAMA SHIGERU STEVE | Director | Jun 01, 2011 | Buy | $1.69 | 10,000 | 16,900 | 24,000 | Jun 02, 2011, 05:28 PM | |
| MTSN | MATTSON TECHNOLOGY INC | NAKAYAMA SHIGERU STEVE | Director | Feb 23, 2011 | Buy | $2.50 | 5,000 | 12,500 | 14,000 | Feb 25, 2011, 02:01 PM |
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