Ukrainian developer GSC Game World, creators of the S.T.A.L.K.E.R. series, have reportedly shut down. The details regarding the closure are currently very s.k.e.t.c.h.y. UkraNews reports, citing sources, that CEO Sergei Grigorovich told the staff in a meeting this morning that he had decided to close the company. GSC is said to have had between 40-50 employees.

RockPaperShotgun, which has been on top of this story, got in touch with GSC and obtained the ominous: "Sorry, no comments at this point." There are also Tweets from employees confirming the closure.

STALKER 2 was expected to launch sometime in 2012. We'll update as more information becomes available.