| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| SONA | Director | Jun 22, 2011 | Buy | $6.61 | 875 | 5,784 | 875 | Jun 23, 2011, 03:50 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| SONA | Director | Jun 22, 2011 | Buy | 5,784 |
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| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| SONA | Director | Jun 22, 2011 | Buy | $6.61 | 875 | 5,784 | 875 | Jun 23, 2011, 03:50 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| SONA | Director | Jun 22, 2011 | Buy | 5,784 |
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