Exhibit A
Transactions by Reporting Persons in the last 60 days not previously reported.
Beneficial Ownership |
| Purchase or |
| Quantity |
| Transaction |
| Price per Share |
| How Effected |
| |
Relational Investors LLC |
| Sale |
| 37,491 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Sale |
| 285,550 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Sale |
| 346,868 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 39,879 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 21,087 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 17,953 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 96,060 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 4,966 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 3,701 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 3,151 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 19,180 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 2,473 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 377 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 31 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 2,601 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 3,280 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 2,793 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 19,053 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 7,403 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 3,916 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 3,334 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 17,849 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 277 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 14,526 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 2,628 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 3,532 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 3,007 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 20,709 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 4,064 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 4,949 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 4,214 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 28,580 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 35,255 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 99,749 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 3,744 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 255 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 255 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 850 |
| 6/22/2015 |
| $ | 1.40 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 57,814 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Sale |
| 440,363 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Sale |
| 534,963 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 81,856 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 8,085 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 8,086 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 48,513 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 123,303 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 12,052 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 1,401 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 1,399 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 8,397 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 24,552 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 290 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 3,183 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 146 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 146 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 675 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 8,631 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 1,283 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 1,283 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 7,700 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 23,859 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 15,201 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 1,511 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 1,511 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 9,069 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 22,828 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 2,615 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 2,013 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 1,714 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 16,484 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 9,095 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 1,376 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 1,376 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 8,259 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 25,964 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 13,178 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 1,929 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 1,930 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 11,574 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 35,859 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 5,211 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 3,345 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 1,433 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 4,069 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 28,222 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 12,086 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 153,827 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 683 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 7,185 |
| 7/9/2015 |
| $ | 1.60 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 13,222 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 266 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Sale |
| 100,711 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Sale |
| 2,033 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Sale |
| 122,350 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Sale |
| 2,477 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 61,713 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 1,245 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 10,932 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 220 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 202 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 813 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 20 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 9,778 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 197 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 11,462 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 231 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 507 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 764 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 762 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 3,187 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 105 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 10,536 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 212 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 14,744 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 297 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 9 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 1,825 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 1,825 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 7,664 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 1,110 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 251 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 35,180 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 710 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 1,799 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 36 |
| 7/10/2015 |
| $ | 1.52 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 26,148 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Sale |
| 199,168 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Sale |
| 241,955 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 122,045 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Coast Partners, L.P. |
| Sale |
| 21,619 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Sale |
| 2,008 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
RH Fund 1, L.P. |
| Sale |
| 19,338 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XV, L.P. |
| Sale |
| 22,668 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 1,285 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Sale |
| 9,039 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XX, L.P. |
| Sale |
| 20,837 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Sale |
| 29,159 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 1,924 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors IX, L.P. |
| Sale |
| 22,665 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors LLC |
| Sale |
| 69,573 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Sale |
| 3,559 |
| 7/13/2015 |
| $ | 1.45 |
| Open Market |
|
