Complex sentence: Moas began his career as an analyst and market strategist at Herzog Heine Geduld, where he was responsible for making sector, industry and stock recommendations, identifying arbitrage opportunities and hedging strategies.
Split into simpler sentences: Moas began his career as an analyst and market strategist at Herzog Heine Geduld. He was responsible for making sector, industry and stock recommendations, identifying arbitrage opportunities and hedging strategies.