Midas recommended Sigma shares in December 2015, when they were 81p. Today, they are £1.02 and brokers believe they should rise to £1.50 over the next two years, following strong interim figures ...

There are no dividends while Sigma strives to reduce its debt pile, but payouts should emerge over time. Midas verdict: Midas recommended SigmaRoc last January, when the shares were 57p and the ...