YDDL ▼ -1.2% - One and one Green Technologies. Inc $YDDL - One and One Green Technologies to Present at the H.C. Wainwright 28th Annual Global Investment Conference One and One Green Technologies is presenting at the H.C. Wainwright 28th Annual Global Investment Conference, though the stock declined 1.2% today despite the investor-focused event announcement. 10-SEP-2026 08:01 AM ET