Softbank owns 39.6% of RenRen after buying more than a third of the company in 2008's series D round for $415m and will be diluted to 34.2% after the initial public offering.

publisher International Data Group's China-based corporate venturing unit floats Qihoo 360 Technology with first day pop and raises two funds.

Sequans will offer 9.17 million American Depositary Shares (ADSs), representing an ordinary share and being sold for $11 to $13 each.

21Vianet plans to issue 11.5 million American depositary shares (ADSs), each representing six class A ordinary shares, according to its regulatory filing.

Sequans Communications has reportedly raised more than $60m from a consortium including corporate venturing units from Motorola Solutions (which owns 1.5 million shares, 5.3%) and Alcatel-Lucent (1.1 million shares, 4%).

Public debt rather than equity markets provide cash for a dividend recapitalisation of Intel-backed AVG Technologies.

China-based security company NetQin Mobile plans to raise $100m in its New York flotation, according to its regulatory filing.

Intel Capital, the corporate venturing unit of Intel, owns 11.9% of Cortina Systems and will hold the same number of shares after its portfolio company's initial public offering, according to its regulatory filing.

Investment banks UBS and Citi are leading underwriters of IDG-backed Qihoo's initial public offering.

Intel Capital owns 6.4% of Apache Design Solutions having originally invested in 2001 as part of a marketing agreement and ahead of its US listing.