Nuburu, Inc. shares rise 39.51% premarket after forming a U.S.-based joint venture with Tekne.

Nuburu, Inc. surged 39.51% in premarket trading, with the company announcing a joint venture with Tekne to form a U.S.-based joint venture. Nuburu, Inc. is a developer and manufacturer of industrial blue laser technology, focused on leveraging fundamental physics and its design to produce lasers in materials processing, including laser welding and additive manufacturing of copper, gold, aluminum, and other industrial metals.