Ownership History
| PORTER ROBERT CHAMBERLAIN JR TRUSTEE OF | $0 | | 28124/0227 | 1S | 09/29/2010 |
| PORTER ROBER C JR TRUSTEE OF THE | $0 | | 27986/0104 | 1T | 08/12/2010 |
| PORTER ROBERT C JR | $300,000 | | 27322/0338 | 00 | 10/14/2009 |
| WORKS NINA B TRUSTEE OF THE | $0 | | 24186/0341 | 1T | 07/19/2006 |
| WORKS NINA | $0 | | 12997/0136 | | |