Sono-Tek is trading 11.83% up at $5.57, versus its September 29 close of $4.98, after announcing three clean-energy customer orders totaling approximately $7.19 million for 10 production systems, its largest aggregate customer order in company history. - The systems are expected to be delivered primarily in fiscal 2028. - Combined with a previously announced medical diagnostics order, the programs represent more than $10.79 million in backlog. - Broader market indicators provided are near flat.