MassMutual Fined for Failing to Oversee GameStop Trader Keith Gill, Others
https://www.wsj.com/articles/massmutual-fined-over-social-media-trading-activity-of-employees-including-gamestop-trader-keith-gill-11631814212?st=nphbv73me4fe5hc&reflink=desktopwebshare_permalink