Hyliion Holdings Corp. (HYLN) shares climbed over 12% in overnight trading. This rally follows an 18% gain recorded during the previous session.

CEO Thomas Healy positioned the company as a primary power-generation provider for the AI industry. Healy identified power availability as the leading constraint on global AI deployment.

The company’s KARNO generator technology provides on-site electricity for data centers. These fuel-agnostic units aim to outperform the traditional power grid in efficiency.

Hyliion plans to commercialize KARNO generators by the end of this year. The initial rollout will target early-adopter units.

Retail sentiment on platforms like Stocktwits shifted from bearish to bullish following the announcement. Investors are focusing on the technology's potential to meet massive AI power demands.