Simon Sadler's employees at hedge fund Segantii Capital Management may be breathing a sigh of relief. Yes, they are losing their jobs as Segantii returns money to investors, but they will no longer be working with Sadler whom Bloomberg today describes as "hard-charging, hot-tempered and foul-mouthed," who sometimes berated investment and support staff when they didn't behave to his liking.Get Morning Coffee ☕ in your inbox. Sign up here.Sadler, who is facing insider trading charges, which he plans to defend, has not commented for this article and the complaints may come from a cluster of disaffected employees.