FTSE 100 live: London rallies as Arm soars on US debut and Warhammer maker’s share price rises

London’s FTSE 100 enjoyed a strong end to the week, as the global stocks rally continued with a stable showing from Wall Street last night. The capital’s premier bluechip index started the day well at over 7,727 points, more than 0.89 per cent up on the open. Its biggest risers were Burberry and Flutter, both [...]