144 0001311899 XXXXXXXX LIVE 0000064463 Soluna Holdings, Inc 001-40261 325 WASHINGTON AVENUE EXTENSION ALBANY NY 12205 518-218-2500 Phelan William P Director Common FIDELITY BROKERAGE SERVICES LLC

245 Summer Street BOSTON MA 02110

1301 2042.57 68423108 12/16/2025 NASDAQ Common 07/05/2011 Stock Option Exercise ISSUER N 600 07/05/2011 Cash/Check Common 01/14/2020 Stock Option Exercise ISSUER N 701 01/14/2020 Cash/Check N WILLIAM P PHELAN

325 WASHINGTON AVE EXT ALBANY NY 12205

SOLUNA HOLDINGS INC 12/10/2025 7001 67069.58 WILLIAM P PHELAN

325 WASHINGTON AVE EXT ALBANY NY 12205

SOLUNA HOLDINGS INC 12/11/2025 3737 35576.24 WILLIAM P PHELAN

325 WASHINGTON AVE EXT ALBANY NY 12205

SOLUNA HOLDINGS INC 11/20/2025 600 4658.00 12/16/2025 /s/ Jordyn Davis as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Phelan William P