SinoTech Energy will float 19.7 million American depositary shares (ADS), each representing two ordinary shares worth a maximum $4.75 each

Israel-based news provider Calcalist said the investors "transferred all of their holdings in the company [Advasense] to three employees, for no compensation".

DeNA will pay $300m initially and up to another $100m in performance fees by the end of next year to buy Google-backed Ngmoco.

Broadcom will pay $316m in cash for Beceem Communications, minus unvested employee options that will receive Broadcom stock.

HaloSource, a US-based company for water purification, issues $50m of new shares at its London Stock Exchange initial public offering and existing shareholders sell $30m of stock.

Naspers and Tencent-backed Mail.ru could be worth up to $5bn at its London listing.

The initial public offering could value Hulu at about $2bn could be filed with the US regulator this year and take place in the first half of next year, Reuters said.

Gedeon Richter will pay up to SFr445m ($462.8m) for PregLem, a biopharmaceutical company focused on the treatment of gynaecological conditions and infertility.

A year after AIG sells venture capital operation Altaris the firm realises part of its Creganna-Tactx Medical stake.

Pacific Biosciences, a US-based gene sequencing company, plans to raise $200m on Nasdaq.