| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| OPTC | President | Jan 27, 2011 | Option Exercise | $2.45 | 6,500 | 15,925 | 0 | Jan 28, 2011, 03:12 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| OPTC | President | Jan 27, 2011 | Option Exercise | 15,925 |