Shares in Alibaba.com Ltd rose 5 percent on Friday after private equity firms Silver Lake, Russian technology investment company DST Global and Temasek Holdings agreed to buy a stake in parent Alibaba Group.

Alibaba Group operates China's largest B2B online marketplace, Alibaba.com, and the country's largest online consumer shopping site, Taobao.com.

Alibaba.com stock was up 5.4 percent at $7.17 by 0131 GMT (9 p.m. British time).