A major fund walking away from a recovering operator is always a good opportunity to reassess the company's fundamentals.Toronto-based Maple Rock Capital Partners sold out its entire position in Avis Budget Group (CAR +1.30%), reducing its holdings by 415,584 shares in the third quarter in a move valued at $70.3 million, as disclosed on November 14.What HappenedMaple Rock Capital Partners disclosed in a November 14 SEC filing that it fully exited its stake in Avis Budget Group (CAR +1.30%) during the quarte ...