Curis (CRIS) shares were 83% higher in premarket activity on Wednesday after an 8% rise in the prior session.

Helport AI (HPAI) stock was up 37% after the company said it has transitioned a Southeast Asian fintech customer from AI-assisted Business Process Outsourcing into a fully autonomous AI Labor workflow.

Flotek Industries (FTK) shares were up 21% after the company posted its Q3 financial results.

Alight (ALIT) stock was 16% higher after the company reported a narrower Q3 net loss.

Duolingo (DUOL) shares were up 15% after the company posted higher Q3 revenue and upbeat Q4 guidance.