| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| DRAM | Chief Financial Officer | Jun 16, 2016 | Option Exercise | $0.84 | 75,000 | 63,000 | 117,975 | Jun 17, 2016, 11:58 AM |
| DRAM | Controller | Apr 17, 2014 | Buy | $2.74 | 1,000 | 2,739 | 1,000 | Apr 17, 2014, 04:13 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| DRAM | Chief Financial Officer | Jun 16, 2016 | Option Exercise | 63,000 |
| DRAM | Controller | Apr 17, 2014 | Buy | 2,739 |