| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Common Stock $0.001 par value | 519.6k | $4.75 | $2.5M | | 01/14/2011 |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Common Stock $0.001 par value | 412.1k | $4.75 | $2M | | 01/14/2011 |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Common Stock $0.001 par value | 151.5k | $4.75 | $719.7k | | 01/14/2011 |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Common Stock $0.001 par value | 2.7M | $4.75 | $12.8M | | 01/14/2011 |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Common Stock $0.001 par value | 1.8M | $4.75 | $8.6M | Owned by Hercules Technology I, LLC, its wholly owned subsidiary | 01/14/2011 |
| 01/18/2011 | Hercules Capital, Inc. | 10% Owner | Disposition | Warrant to Purchase Common Stock | 672.9k | $0.00 | $0 | Owned by Hercules Technology I, LLC, its wholly owned subsidiary | 01/14/2011 |
| 01/18/2011 | ROBERTS JOHN A | CFO and Secretary | Disposition | Common Stock | 452 | $4.75 | $2.1k | | 01/18/2011 |
| 01/18/2011 | ROBERTS JOHN A | CFO and Secretary | Other | Common Stock | 653 | $4.75 | $3.1k | | 01/18/2011 |
| 01/18/2011 | ROBERTS JOHN A | CFO and Secretary | Disposition | Employee Stock Option (Right to Buy) | 80k | $2.40 | $192k | | 01/18/2011 |
| 01/18/2011 | Gulian David T. | President and CEO | Disposition | Common Stock | 68.9k | $4.75 | $327.1k | | 01/18/2011 |
| 01/18/2011 | Gulian David T. | President and CEO | Other | Common Stock | 331 | $4.75 | $1.6k | | 01/18/2011 |
| 01/18/2011 | Gulian David T. | President and CEO | Disposition | Common Stock Warrant (Right to Buy) | 30k | $1.86 | $55.7k | | 01/18/2011 |
| 01/18/2011 | Gulian David T. | President and CEO | Disposition | Employee Stock Option (Right to Buy) | 440k | $2.40 | $1.1M | | 01/18/2011 |
| 01/18/2011 | MILLER THOMAS O | Director | Disposition | Common Stock | 200 | $4.75 | $950 | | 01/18/2011 |
| 01/18/2011 | MILLER THOMAS O | Director | Disposition | Employee Stock Option (Right to Buy) | 4.2k | $2.40 | $10k | | 01/18/2011 |
| 01/18/2011 | LYNCH TOM | Director | Disposition | Common Stock | 1.4k | $4.75 | $6.5k | | 01/18/2011 |
| 01/18/2011 | LYNCH TOM | Director | Disposition | Employee Stock Option (Right to Buy) | 4.2k | $2.40 | $10k | | 01/18/2011 |
| 01/18/2011 | Hercules Technology I, LLC | 10% Owner | Sale | Common Stock $0.001 par value | 1.8M | $4.75 | $8.6M | | 01/18/2011 |
| 01/18/2011 | Hercules Technology I, LLC | 10% Owner | Disposition | Warrant to Purchase Common Stock | 672.9k | $0.00 | $0 | | 01/18/2011 |
| 01/18/2011 | RUBINO ERIC N | COO | Disposition | Common Stock | 200 | $4.75 | $950 | | 01/18/2011 |
| 01/18/2011 | RUBINO ERIC N | COO | Disposition | Common Stock | 200 | $4.75 | $950 | | 01/18/2011 |
| 01/18/2011 | RUBINO ERIC N | COO | Disposition | Employee Stock Option (Right to Buy) | 80k | $2.40 | $192k | | 01/18/2011 |
| 01/18/2011 | RUBINO ERIC N | COO | Disposition | Employee Stock Option (Right to Buy) | 80k | $2.40 | $192k | | 01/18/2011 |
| 01/14/2011 | Hercules Capital, Inc. | 10% Owner | Grant | Convertible Debt | 519.6k | $1.86 | $965.1k | | 01/14/2011 |
| 01/14/2011 | Hercules Capital, Inc. | 10% Owner | Grant | Convertible Debt | 412.1k | $3.28 | $1.4M | | 01/14/2011 |
| 01/14/2011 | Hercules Capital, Inc. | 10% Owner | Grant | Convertible Debt | 151.5k | $3.30 | $500k | | 01/14/2011 |
| 06/07/2010 | Hercules Technology I, LLC | 10% Owner | Sale | Common Stock $0.001 par value | 30.5k | $4.27 | $130.2k | | 06/07/2010 |
| 06/04/2010 | Hercules Technology I, LLC | 10% Owner | Sale | Common Stock $0.001 par value | 355k | $4.47 | $1.6M | | 06/04/2010 |
| 06/04/2010 | Hercules Capital, Inc. | 10% Owner | Sale | Common Stock $0.001 par value | 355k | $4.47 | $1.6M | By Hercules Technology I, LLC, its wholly owned subsidiary | 06/04/2010 |
| 06/03/2010 | Hercules Technology I, LLC | 10% Owner | Sale | Common Stock $0.001 par value | 145k | $4.35 | $630.4k | | 06/03/2010 |
| 06/03/2010 | Hercules Capital, Inc. | 10% Owner | Sale | Common Stock $0.001 par value | 145k | $4.35 | $630.4k | By Hercules Technology I, LLC, its wholly owned subsidiary | 06/03/2010 |
| 06/03/2010 | Gulian David T. | President and CEO | Sale | Common Stock | 100 | $4.54 | $454 | | 06/02/2010 |
| 06/03/2010 | Gulian David T. | President and CEO | Sale | Common Stock | 100 | $4.55 | $455 | | 06/02/2010 |
| 06/03/2010 | Gulian David T. | President and CEO | Sale | Common Stock | 600 | $4.56 | $2.7k | | 06/02/2010 |
| 06/03/2010 | Gulian David T. | President and CEO | Sale | Common Stock | 100 | $4.57 | $457 | | 06/02/2010 |
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