Zuckerberg to sell Facebook shares worth about $2.9b

Facebook Inc's Chief Executive Mark Zuckerberg sits for audience questions in an onstage interview for the Atlantic Magazine in Washington on Sept 18, 2013. Zuckerberg will sell 41.4 million shares worth about US$2.3 billion (S$2.9 billion)
Facebook Inc's Chief Executive Mark Zuckerberg sits for audience questions in an onstage interview for the Atlantic Magazine in Washington on Sept 18, 2013. Zuckerberg will sell 41.4 million shares worth about US$2.3 billion (S$2.9 billion) as part of an offering of 70 million Class A common shares of the social network. -- FILE PHOTO: REUTERS

Dec 19 (Reuters) - Facebook Inc's Chief Executive Mark Zuckerberg will sell 41.4 million shares worth about US$2.3 billion (S$2.9 billion) as part of an offering of 70 million Class A common shares of the social network.

Facebook shares were down 4 per cent at US$53.54 before the bell.