Sir Christopher Charles GentHonFREng (born 10 May 1948) is a British businessman, He is the former chief executive officer of Vodafone, a British multinational mobile phone company. Until 2015, he served as the non-exec chairman of GlaxoSmithKline, the world's fourth largest pharmaceutical company. According to the ''Financial Times'' on 15 August 2022, he was fined £80,000 by the FCA for insider trading.
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