The Swisscom-backed data centre software provider, valued at over $1bn in 2015, has been bought by HPE for $650m in cash.

Arxan Technologies has bought mobile application management platform Apperian, which had raised $40m from backers including Intel Capital, for an undisclosed sum.

Realty portals PropTiger and Housing.com have merged, securing $55m from shareholders News Corp and SoftBank in the process.

DJI has taken a majority stake in camera maker Hasselblad, having previously entered a strategic partnership with the company in 2015.

Beenos and iBuy have recorded exits after mobile commerce platform Duriana, which had raised more than $3m altogether, was acquired by Carousell.

Alstom has agreed to buy connected railway technology provider Nomad Digital, providing an exit to corporate venturing unit Deutsche Telekom Strategic Investments.

BP has exited ventilation system producer Breathing Buildings in an acquisition by ventilation product maker Volution Group.

Container networking software provider Plumgrid had raised about $27m in equity financing from backers including Qualcomm Ventures and Swisscom Ventures.

Media subscription app Scoop had received $2.4m in funding from Kompas in 2013, two years after Mitsui had participated in a $770,000 round.

Patient monitoring technology provider Healthsense has been acquired by GreatCall after raising about $23m in equity from investors including Merck & Co.