(Bloomberg) -- Abu Dhabi’s largest listed company, led by a key member of the emirate’s royal family, is setting up a new holding firm with assets worth 100 billion dirhams ($27 billion) across sectors ranging from financial services to mining.Most Read from BloombergIran Sends Warship to Red Sea After US Sinks Houthi BoatsHarvard’s President Claudine Gay to Resign After ControversyTokyo Runway Collision Leaves 5 Dead, Aircraft AblazeUS Pressured Netherlands to Block China-Bound Chip MachineryEl