Penn National plummets 20% after weak earnings and allegations against Dave Portnoy

Dave Portnoy attends the 2020 Pegasus World Cup Championship Invitational Series at Gulfstream Park on January 25, 2020 in Hallandale, Florida.
Paul Morigi/Getty Images for The Stronach Group
Penn National Gaming, which owns a 36% stake in Barstool Sports, fell 21% on Thursday.
The stock fell after the company reported weak third-quarter earnings Thursday morning.
It continued to decline after Insider published allegations against Barstool founder, Dave Portnoy.
Penn National Gaming Inc. fell 2