There was a surge of deals in May as investment activity picked up from corporate venturing groups across many sectors.

Our map shows activity by sector. We will be expanding this into a more in-depth data analysis every month from the next issue.

News editor Quentin Carruthers reports on deal activity during January.

Google Ventures, Intel Capital and Qualcomm Ventures, three of the world's leading corporate venturing investors, made 160 new investments between them and achieved at least 44 exits in 2013, as detailed in this roundup of their 2013 roundups.

A round-up of last month's deal activity.

Our round up of corporate venturing in the third quarter.

The percentage of CVC dollars within VC investments was 13.7% in 2013 Q2, its highest level since at least the credit crunch, according to latest NVCA industry data.