STOCK WATCH

DIRECTA Plus sank after warning of a ‘significant reduction’ in revenues this year.

The company produces and supplies products such as high-tech textiles and tyres made from ultra-strong carbon graphene.

In its 2016 results – which saw revenues rise to £0.6m from £0.3m in 2015 – Directa warned of an expected slowdown in sales volumes this year and that lengthy sales discussions will cut revenues.

Shares dropped 18.2pc, or 16.5p, to 74p.