 In June 2018, the Financial Conduct Authority said its investigation (announced on 3 January 2018) extended to allegations of insider trading in Carillion shares prior to its trading update on 10 July 2017.In September 2018, the Unite union called for a criminal investigation into the behaviours of Carillion's management - a call repeated in January 2019, the first anniversary of the company's collapse, and on 2 September 2019, 600 days after Carillion's collapse.Mark Farmer, the author of an October 2016 report calling for industry modernisation, repeated accusations that Carillion and many of its rivals had failed to modernise, innovate or cut down on wasteful inefficiencies in their business models and worksite practices.