Looks like the investigation has stalled because the NHL can't interview his wife yet. Unclear if she doesn't want to talk to them or something else is preventing them from talking to her. NHL's analysis of betting trends for Shark games show no anomalies
https://twitter.com/user/status/1435664149481197568
https://twitter.com/user/status/1435664151548944385
https://twitter.com/user/status/1435664152962469888