Avis Budget Group Inc (CAR) is up over +90% in mid-day trading after being up +218% earlier in the morning. CAR did report a blowout third quarter with EBITDA topping $1.0 billion and surpassing estimates by over 40% and received board approval for an additional $1.1 billion in share repurchases but today’s stock move dwarfs yesterday’s +6.5% move in after-hours trading. CAR short interest is $2.37 billion, 2.56 million shares shorted, 21.10% Short Interest % Float, 17.42% S3 Short Interest % Float (which includes the long shares created by short selling in the float denominator), and a 0.30% stock borrow fee.