| Relationships | Role | Relationship Start | Relationship End |
| Fidelity Securities & Investment Company | Parent | 7/31/1982 | 8/1/1982 |
| Fidelity Securities & Investment Company | Parent | 12/31/1976 | 7/30/1982 |
| Fidelity Securities & Investment Company | Parent | 12/31/1975 | 12/30/1976 |
| Fidelity Securities & Investment Company | Parent | 12/31/1970 | 12/30/1975 |