I posted this to steemit a week ago (without the mixers bit, that's a good pickup).

https://steemit.com/crypto-news/@canhazlulz/shapeshift-hack-3-months-on-and-the-loot-is-finally-moving

A day earlier, fellow steemit user Hive account@jparty noticed as well and reached out to Erik Voorhees on Twitter. He confirmed the team at ShapeShift are aware of the situation.