It will list 5 million shares at between $14 and $16 each to give an initial market capitalisation of about $215m, were it to price in the middle of its range.

In December, Morgan Stanley co-led a $15.3m series E preferred stock round of financing into NanoString Technologies.

Celgene owns 14.5% of Epizyme ahead of the initial public offering (IPO), after investing the portfolio company's series C round.

Stanford spin-out Tableau Software raises $254.2m in initial public offering.

Cloud content storage manager buys consumer technology start-up for undisclosed sum.

Digg spin-out Wefollow snaps up Aol spin-out about.me.

US thermostat maker backed by Google swoops in on MyEnergy.

Social networking company in talks to acquire Qualcomm-backed traffic navigation app.

Sellers would include venture philanthropy institutions Rain Source Capital, RSF Capital Management and the WK Kellogg Foundation.