In April 2014, Alibaba, Coatue Management, and Andreessen Horowitz led a US$250 million Series D financing round that was completed by on-demand transportation company Lyft, bringing its total amount raised to $332. 5 million. On 5 June 2014, Alibaba bought a 50% stake of Guangzhou Evergrande F. C. from Evergrande Real Estate Group Ltd. in a deal that was worth 1. 2 billion yuan (US$192 million). On 5 September 2014, the group—in a regulatory filing with the US Securities and Exchange Commission—set a US$60- to $66- per-share price range for its scheduled initial public offering (IPO), the final price of which would be determined after an international roadshow to gauge the investor interest in Alibaba shares to shareholders. On 18 September 2014, Alibaba's IPO priced at US$68, raising US$21. 8 billion for the company and investors. Alibaba was the biggest US IPO in history, bigger than Google, Facebook, and Twitter combined. On 19 September 2014, Alibaba's shares (BABA) began trading on the NYSE at an opening price of $92. 70 at 11:55 am EST. On 22 September 2014, Alibaba's underwriters announced their confirmation that they had exercised a greenshoe option to sell 15% more shares than originally planned, boosting the total amount of the IPO to $25 billion.