The research and development outsourcing company raised $96.5m from its initial public offering with corporate backer Symyx Technologies exiting and ATMI retaining its shares.

The Qualcomm-backed motion processing technology firm raised $75m from its initial public offering.

The e-commerce company has postponed its IPO two weeks after filing due to market conditions.

The Siemens-backed medical device company has agreed to raise $22.1m from its initial public offering, expected to take place later this week.

Feedstocks company BioAmber has filed for an IPO which could raise up to $150m with investors set to cash in including Samsung, Toyota and Mitsui, which will also invest further in BioAmber.

IDG and Prada have reached an agreement to acquire stakes of about a fifth each of the shares issued by handbag maker Sitoy in its forthcoming IPO, according to International Financing Review.

Intel's top corporate venturing executive echoes other concerns voiced this year about how the US is losing its dominance as the first equity market of choice for fast-growing young companies.

Hardware and software systems firm Fusion-io, which numbers Dell and Sumitomo among its backers, eyes extra cash following its float in June.