Right after a YouTuber became GoPro’s biggest shareholder, the company got sold.

He says he plans to use GoPro’s new camera in his future films.

GoPro Inc (NASDAQ:GPRO) shares are flying Monday after reports that YouTube star Markiplier has built a large stake in the camera maker.

GoPro said on Tuesday it is being acquired by Starman Optical in an all-cash deal valued at $285 million.

Starman Optical will acquire struggling GoPro for $285 million in cash. This deal aims to repay GoPro's debt and navigate market challenges. The acquisition will integrate…