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| Insider & restricted shareholder transactions reported over the last two years | |||||
| Date | Shares | Stock | Transaction | ||
| 13-Mar-08 | 26,248 | SIGM | Option Exercise at $1.69 - $11.06 per share. | ||
| 13-Mar-08 | 26,248 | SIGM |
Automatic Sale at $21.86 - $22.5 per share. (Proceeds of about $582,000) | ||
| 8-Aug-07 | 38,582 | SIGM |
Sale at $34 per share. (Proceeds of $1,311,788) | ||
| 7-Aug-07 | 88,582 | SIGM | Option Exercise at $1.25 - $3.5 per share. | ||
| 7-Aug-07 | 50,000 | SIGM |
Sale at $32 - $32 per share. (Proceeds of about $1,600,000) | ||
| 6-Aug-07 | 5,470 | SIGM |
Sale at $31.58 - $31.8 per share. (Proceeds of about $173,000) | ||
| 6-Aug-07 | 13,903 | SIGM |
Sale at $31.05 - $31.57 per share. (Proceeds of about $435,000) | ||
| 6-Aug-07 | 17,600 | SIGM |
Sale at $30.70 - $31.04 per share. (Proceeds of about $543,000) | ||
| 6-Aug-07 | 55,438 | SIGM |
Sale at $30.39 - $30.69 per share. (Proceeds of about $1,693,000) | ||
| 6-Aug-07 | 29,774 | SIGM |
Sale at $30.07 - $30.38 per share. (Proceeds of about $900,000) | ||
| 6-Aug-07 | 18,898 | SIGM |
Sale at $29.75 - $30.06 per share. (Proceeds of about $565,000) | ||
| 11-Jun-07 | 80,000 | SIGM |
Sale at $27.10 - $27.21 per share. (Proceeds of about $2,172,000) | ||
| 20-Apr-07 | 65,000 | SIGM |
Option
Exercise at $2.31 - $2.31 per share.
(Cost of about $150,000) | ||