| 21 mai 2013 | OTHER | Artio Global Investors Inc. | 299 373 | 2.75 USD | |
| 01 févr. 2013 | GRANT_AWARD | Artio Global Investors Inc. | 60 508 | 0.00 USD | |
| 20 nov. 2012 | GRANT_AWARD | Artio Global Investors Inc. | 1 678 | 0.00 USD | |
| 27 août 2012 | GRANT_AWARD | Artio Global Investors Inc. | 1 087 | 0.00 USD | |
| 23 mai 2012 | GRANT_AWARD | Artio Global Investors Inc. | 1 110 | 0.00 USD | |
| 28 févr. 2012 | GRANT_AWARD | Artio Global Investors Inc. | 2 029 | 0.00 USD | |
| 03 févr. 2012 | GRANT_AWARD | Artio Global Investors Inc. | 49 774 | 0.00 USD | |
| 22 nov. 2011 | GRANT_AWARD | Artio Global Investors Inc. | 1 307 | 0.00 USD | |
| 24 août 2011 | GRANT_AWARD | Artio Global Investors Inc. | 940 | 0.00 USD | |
| 25 mai 2011 | GRANT_AWARD | Artio Global Investors Inc. | 205 | 0.00 USD | |
| 25 mai 2011 | GRANT_AWARD | Artio Global Investors Inc. | 408 | 0.00 USD | |
| 23 févr. 2011 | GRANT_AWARD | Artio Global Investors Inc. | 184 | 0.00 USD | |
| 23 févr. 2011 | GRANT_AWARD | Artio Global Investors Inc. | 367 | 0.00 USD | |
| 04 févr. 2011 | GRANT_AWARD | Artio Global Investors Inc. | 20 905 | 0.00 USD | |
| 04 févr. 2011 | GRANT_AWARD | Artio Global Investors Inc. | 47 549 | 0.00 USD | |
| 23 nov. 2010 | GRANT_AWARD | Artio Global Investors Inc. | 351 | 0.00 USD | |
| 25 août 2010 | GRANT_AWARD | Artio Global Investors Inc. | 350 | 0.00 USD | |
| 09 juin 2010 | GRANT_AWARD | Artio Global Investors Inc. | 17 500 | 17.33 USD | |
| 05 févr. 2010 | GRANT_AWARD | Artio Global Investors Inc. | 11 450 | 0.00 USD | |
| 29 sept. 2009 | GRANT_AWARD | Artio Global Investors Inc. | 81 086 | 0.00 USD | |