Spread betting firms slide on threat of new CFD rules

By Eamon Quinn

Shares in IG, CMC Markets, and Plus500 sank 14% or more after the EU’s securities watchdog said it may curb core parts of their market under sweeping new product powers from January.

 The European Securities and Markets Authority, using powers set out in the overhaul of financial rules known as MiFID II, had outlined how it may curb leverage.