Ownership History
| RIGGS, PAMELA J. | $0 | | 38587/16 | DP | 08/24/2021 |
| RIGGS, PAMELA J. PERS REP | $0 | | 38567/77 | PB | 08/16/2021 |
| RIGGS, HELEN J. ESTATE OF | $49,900 | | 10132/0296 | Y | 06/16/1992 |
| BOSTON FIVE CENTS SAVINGS BAN | $0 | | 09783/0047 | FS | 11/04/1991 |
| TZVETKOV, MILEN | $74,900 | | 08612/0053 | UNKQ | 12/30/1988 |