Nuburu is trading 5.39% higher at $0.19; no source directly links the live move to a specific catalyst. - An October 28 update highlighted the completed 70% acquisition of TEKNE, its equity position, and operating priorities before the October 29 NYSE American compliance-plan deadline; the deal closed October 15. - The gain follows a steep decline, including a 21.19% drop on October 27. - Technology strength and modestly higher indexes are background context; evidence does not link them to the move.