wintermute bought 2,622 btc in 10 hours deploying $230m into bitcoin at $87.6k. $27b in options expire december 26 on deribit, half their entire open interest gone in one event. market makers stop delta hedging short calls after expiry. wintermute doesn't drop $230m without seeing the unwind coming. ...

Group 1 - SEI plans to offer 1.8 million borrowed Class A common shares at a price of $44.00 per share [1] - The offering is intended to facilitate delta hedging transactions [1]