Twitter shares debut at $46 on the New York Stock Exchange

Twitter has made a staggering market debut on the New York Stock Exchange, up over 73 per cent on its initial public offering, at almost $46 (£28.70) per share.

Twitter priced its initial public offering (IPO) at $26 (£16.17) per share late last night.

Yesterday, IG's grey market had a mid-price of $23.75bn (£14.77bn), implying a share price of $43.60 (£27.11) at the end of day one of trading.