Avis Budget's CAR rollercoaster echoes GameStop amid wild stock swings
CAR surged to a record near $850 intraday before closing down 38% (and dipping further in premarket), as options volumes exploded and some brokers tightened margin rules with 100% cash requirements for concentrated positions. The meme-style saga comes amid a tiny float—about 36 million shares—largely controlled by two big shareholders, reviving memories of the GameStop volatility episode.