Alibaba's documents could be filed as soon as Monday, added the sources, who couldn't be named because the plans aren't yet public. The IPO could be worth more than $16 billion (9 billion pounds), surpassing the previous record for a technology share sale set by Facebook Inc (>> Facebook Inc) in 2012, Reuters previously reported.

Alibaba had no comment to make on its IPO filing, a spokeswoman said.

(Reporting by Fiona Lau of IFR and Prakash Chakravarti of IFR/LPC; Writing by Elzio Barreto; Editing by Kenneth Maxwell)

Stocks treated in this article : Yahoo! Inc., Softbank Corp, Facebook Inc