Vipshop Holdings Limited (NYSE: VIPS) shares are getting hammered early following weaker-than-expected preliminary Q3 revenue results issued ahead of the opening bell.

Vipshop said it expects Q3 revenue of RMB8.6 to RMB8.7 billion, versus prior guidance of RMB9.1 to RMB9.3 billion. The Street consensus called for Q3 revenue of RMB9.23 billion ahead of today's release.

Shares of Vipshop are down around 27 percent.