Ownership History
| TEN THIRTY TOWER COMPANY LLC | $0 | 4510/0218 | 01 | 08/30/2010 |
| TEN THIRTY BUILDING COMPANY LLC | $0 | 4510/0216 | 01 | 08/30/2010 |
| 1030 TOWER COMPANY LLC | $0 | 2409/0117 | U | 02/16/1999 |
| TEN THIRTY BUILDING COMPANY LLC | $1 | 2004/0148 | U | 04/21/1995 |
| HIRSCHFELD HELENE FERN TR | $0 | 0911/0085 | U | 04/18/1984 |