| 13 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 121,600 | 5.04 USD | |
| 12 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 19,400 | 5.23 USD | |
| 07 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 21,000 | 5.21 USD | |
| 01 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 37,000 | 5.47 USD | |
| 02 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 50,000 | 5.33 USD | |
| 05 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 40,000 | 5.49 USD | |
| 06 Dec 2011 | SALE | PLASTRON ACQUISITION CORP I | 11,000 | 5.39 USD | |
| 30 Sept 2011 | OTHER | PLASTRON ACQUISITION CORP I | 112,500 | — | |
| 17 Jul 2010 | OTHER | PLASTRON ACQUISITION CORP I | 112,500 | — | |
| 20 Dec 2010 | OTHER | PLASTRON ACQUISITION CORP I | 112,500 | — | |