theguardian.com/business/2018/…

Guess who made money out of Carillion Fail? Hedge funds made profits from Carillion collapse. The company (Marshall Wace) of major Leave backer Sir Ian Marshall – was the biggest winner as Carillion’s shares tumbled.
The bet made a tidy profit of £19.1 million pounds in just three days.
He has also shorted on Interserve another company at risk w £7bn contracts many public services.