REFR ▲ +43.6% - Research Frontiers Incorporated $REFR - Research Frontiers Welcomes Gauzy’s Court-Approved Restructuring and the Restart of SPD-Smart Light Control Film Production Research Frontiers (REFR) surged 43.6% today following news that Gauzy, a key partner, has completed a court-approved restructuring and restarted production of SPD-Smart Light Control Film. The resumption of manufacturing represents a significant operational milestone for the company's smart glass technology business after production had been halted during the restructuring process. 18-SEP-2026 02:25 PM ET