Exhibit A
JOINT FILING AGREEMENT
The undersigned agree that this Schedule 13G Amendment No. 1 dated February 14, 2025 relating to the Common Stock, par value $0.001 per share, of Champions Oncology, Inc. shall be filed on behalf of the undersigned.
| TOCQUEVILLE ASSET MANAGEMENT L.P. By: /s/ Kelsey Graham |
| Name: Kelsey Graham |
| Title: Chief Compliance Officer |
| TAUBENPOST CAPITAL L.P. By Taubenpost Capital LLC, its General Partner By: /s/ Donald Wang |
| Name: Donald Wang |
| Title: Managing Member |
| TAUBENPOST CAPITAL LLC By: /s/ Donald Wang |
| Name: Donald Wang |
| Title: Managing Member |
| DONALD WANG By: /s/ Donald Wang |