The decline in the large-cap index OMXS30 is somewhat lighter, down 0.7 percent. Boliden is bucking the trend, rising 2 percent. Investor and EQT, on the other hand, are down nearly 2 percent each ahead of tomorrow's interim reports.
Online pharmacy company Apotea plummets 20 percent after yesterday's profit warning.
The Swedish krona is trading at a four-year high against the US dollar after the US dollar weakened. At lunchtime, one dollar costs 9.10 kronor. The Swedish krona has also strengthened slightly against several other currencies.
Later on Wednesday, US President Donald Trump is expected to speak at the World Economic Forum in Davos.
