| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| BAIRD ROBERT W & CO INC /WI/ | 5.6% | 3,296,186 | 0 | 3,296,186 | Paul L. Schultz | Secretary & General Counsel | |
| BAIRD FINANCIAL CORP | 5.6% | 3,296,186 | 0 | 3,296,186 | Paul L. Schultz | Secretary | |
| Baird Financial Group, Inc. | 5.6% | 3,296,186 | 0 | 3,296,186 | Paul L. Schultz | Secretary |