AppLovin CEO urges investors to 'dig deeper' after short-seller report, company retains Alex Spiro

1. AppLovin CEO attacks short-selling allegations from Muddy Waters Research. 2. Stock dropped 20% but rose nearly 4% the following day. 3. Three firms have criticized AppLovin's technology in recent weeks. 4. Loop Capital maintains buy rating with $650 price target. 5. AppLovin hires attorney for independent investigation into short sellers.