The Snapchat owner will raise $3.2bn if it floats at the top of its range, and shareholders that could include Tencent, Alibaba and Yahoo will sell 45 million shares in the offering.

E2 Open has acquired Shea Ventures-backed business planning software producer Steelwedge, which had raised about $52m in funding, in an all-share deal.

Emtek, Gree and Singapore Press Holdings look set to exit digital payment platform Kudo in an acquisition reportedly sized at more than $100m.

The Merck & Co-backed antibody developer had secured $100m in equity and debt but has withdrawn plans for an IPO that would have raised $54m at the top of its range.

American Express has bought mobile device authentication company InAuth for an undisclosed amount, giving an exit to its corporate venturing unit.

Advertising technology developer Trademob has been bought by mobile marketing technology provider Adikteev in an all-share deal that allowed Tengelmann Ventures to exit.

The anti-malware software developer, which had raised $10m in a Dell Ventures-backed round just three months ago, will be acquired by Sophos.

Investors including LG Electronics and Innogy have supplied at least $11m in series C capital to Kiwigrid, providing exits to Innogy Venture Capital and HTGF.

The Baidu-backed photo and video-sharing app, which is reportedly valued at $3bn, is planning to go public in the US in the second half of 2017.

Employment recommendation platform Jobspotting has been acquired by SmartRecruiters in a deal that gave an exit to Axel Springer.