 Shares of AppLovin Corp. APP, -8.23 slumped 8.9 toward a two-month low in morning trading Friday, after the app-software company said a secondary stock offering, which was upsized by 15, priced at an 8.1 discount. The company, which went public in April, said selling shareholders offered 7.5 million shares in the offering, up from previous expectations of a 6.5 million share offering when the secondary was announced late Thursday. 