Exhibit 99.(a)

Exhibit A

JOINT FILING AGREEMENT

The Undersigned agree that the statement on Schedule 13G with respect to the common stock of Palvella Therapeutics, Inc., dated as of August 14, 2026, is, and any amendment thereto signed by each of the undersigned shall be, filed on behalf of each of them pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

FIRST LIGHT ASSET MANAGEMENT, LLC

By:

/s/ Kurt T. Peterson

Name:

Kurt T. Peterson

Title:

Chief Compliance Officer

Signature:

/s/ Mathew P. Arens

Name:

Mathew P. Arens