| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Sit Investment Associates, Inc. | 15.5% | 3.82M | 0 | 3.82M | /s/ Roger J. Sit | Roger J. Sit, Sit Investment Associates, Inc. Chairman & CEO | 0000769317 |
| Sit Fixed Income Advisors II, LLC | 15.5% | 3.82M | 0 | 3.82M | /s/ Roger J. Sit | Roger J. Sit, Sit Fixed Income Advisors II, LLC Chairman & CEO | 0001053046 |