GameStop isn’t really just GameStop anymore. Ryan Cohen just put another $47 MILLION of his own money into $GME. But here’s the number investors should be watching: GameStop now has roughly $4.9 BILLION riding on $EBAY — about 41% of its entire market value. The meme stock has become something very different. And Cohen may have just made the biggest bet of his career. My latest for Forbes. Chart @Barchart forbes.com/sites/jimosman/20…