Barclays' share price fell 54% in June 2009 after the International Petroleum Investment Company (IPIC), which had invested up to £4.75 billion in November 2008, sold 1.3 billion Barclays shares.Qatar Holding sold a 3.5% stake worth £10 billion in October 2009, and a further sale of warrants worth around £750 million in November 2012, but remains one of the bank's largest shareholders. In July 2012, Barclays revealed that the FSA was investigating[72] whether the bank adequately disclosed fees paid to Qatar Investment Authority. In August 2012, the Serious Fraud Office announced an investigation into the Middle East capital raising. The Financial Services Authority announced an expansion of the investigation into the Barclays-Qatar deal in January 2013, focusing on the disclosure surrounding the ownership of the securities in the bank.