Ownership History
| ZHANG FAMILY 2020 REV TRUST | $0 | | 4842/0968 | | 12/09/2020 |
| ZHANG FAMILY 2020 REV TRUST | $0 | | 4839/0501 | | 12/01/2020 |
| ZHANG FAMILY 2020 REV TRUST | $0 | | 4836/0053 | | 11/23/2020 |
| ZHANG, JICHUN | $288,000 | | 3956/0558 | UNKQ | 09/29/2011 |
| KAUFFMAN, JOHN B | $309,000 | | 3829/0546 | UNKQ | 04/29/2010 |