| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SIT INVESTMENT ASSOCIATES INC | 9.8% | 4,097,943 | 0 | 4,097,943 | /s/ Roger J. Sit | Roger J. Sit, Chairman & CEO | 0000769317 |
| SIT FIXED INCOME ADVISORS II LLC /ADV | 9.8% | 4,097,943 | 0 | 4,097,943 | /s/ Roger J. Sit | Roger J. Sit, Chairman & CEO | 0001053046 |