| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| 02/06/18 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 337 | -- | 52,920 |
| 02/06/18 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 1,368 | -- | 54,288 |
| 02/20/17 |
VP of Accounting
|
VP of Accounting | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 1,097 | $10.10 | 41,058 |
| 02/13/17 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 12,311 | -- | 42,155 |
| 02/20/16 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 1,639 | -- | 152,022 |
| 02/20/16 |
VP of Accounting
|
VP of Accounting | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 2,806 | $1.04 | 149,216 |
| 02/09/16 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 34,375 | -- | 150,383 |
| 12/22/15 |
VP of Accounting
|
VP of Accounting | Form 4 | Open market or private sale of non-derivative or derivative security | 4,000 | $1.84 | 116,008 |
| 02/11/15 |
VP of Accounting
|
VP of Accounting | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 15,773 | -- | 115,297 |
| 02/11/15 |
VP of Accounting
|
VP of Accounting | Form 4/A | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 20,484 | -- | 120,008 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.