Originally Posted by
ChristianSt
While it is possibly and probably the smartest move to give the Ioun Stone to V (and th OP already listed it as such), as of strip #935 I would argue to move it to Blackwing's items: It is clearly shown that he has it in his claws and he did not did say that he snagged it for V. So before we have evidence that he passed it to V it is imo Blackwing's item.