Ownership History
| NATIONAL AUDUBON SOCIETY OF SHARON INC | $0 | | 208/897 | 29 | 12/10/2019 |
| PENSCO TRUST COMPANY CUSTODIAN | $0 | | 0205/0477 | 29 | 06/25/2018 |
| PENSCO TRUST COMPANY CUSTODIAN | $0 | | 0187/0186 | 29 | 10/07/2011 |
| PENSCO TRUST COMPANY CUSTODIAN | $0 | | 0182/0879 | 29 | 06/11/2010 |
| PENSCO TRUST FBO GO1CN | $160,000 | | 0166/0609 | UNKQ | 11/15/2005 |