0001583648 2026-05-20 2026-05-20 0001583648 false 8-K 2026-05-20 Palvella Therapeutics, Inc. NV 001-37471 30-0784346 353 W. Lancaster Ave Suite 200 Wayne PA 19087 484 253-1461 false false false false Common Stock, $0.001 par value per share PVLA NASDAQ false