CKH - Merger Arbitrage Analysis And Spread Performance - December 20 2020 December, 21 2020 07:52 AM SEACOR Holdings Inc. Sogou rebounds after a string of weekly declines. Fitbit receives conditional regulatory approval from the EU. Merger arbitrage cash spreads regain their positive momentum. For further details see: Merger Arbitrage Analysis And Spread Performance - December 20, 2020