Entellus, a Covidien-backed developer of devices to treat sinustisis, has raised $92m in funding since it was formed.

The online credit platform developer, backed by Google and SAP, raised a further $30m from the underwriters for its initial public offering.

Teradata has acquired big data archiving company Rainstor, which had raised $29m from investors including Rogers Communications, Dow and Informatica.

Flipkart has exited payment platform JiGrahak and in the process upped its stake in parent company Ngpay to almost 66%.

The corporate-backed social gaming specialist, backed by a host of Japanese corporates, had a market cap of more than $750m after its first day of trading.

Virtual reality developer Oculus VR has acquired two startups, including Intel-backed hand-tracking technology company Nimble VR.

Western Digital, which had already funded the solid-state storage company through its corporate venturing unit, will buy the company, also granting an exit to Dell.

The entertainment producer is set to buy digital advertising company TrueX for close to $200m, granting an exit to Norwest Venture Partners.

SAP and Google-backed lending platform OnDeck Capital is set to raise $200m when it goes public later today.

Juno Therapeutics, an immunotherapy firm, is targeting $213m in its upcoming IPO.