Published on May 4, 2026
Exhibit A
JOINT FILING AGREEMENT
The undersigned agree that this Schedule 13G dated May 4, 2026 relating to the Common Stock, par value $0.001 per share, of Elmet Group Co. shall be filed on behalf of the undersigned.
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NEEDHAM INVESTMENT MANAGEMENT L.L.C.
By: /s/ James W. Giangrasso | |
| Name: James W. Giangrasso | |
| Title: Chief Financial Officer |
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NEEDHAM ASSET MANAGEMENT, LLC
By: /s/ James W. Giangrasso | |
| Name: James W. Giangrasso | |
| Title: Authorized Person |
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NEEDHAM AGGRESSIVE GROWTH FUND
By: /s/ James W. Giangrasso | |
| Name: James W. Giangrasso | |
| Title: Chief Financial Officer |