The company launched the IPO earlier this month with a price range of 62-68 Swedish crown ($6.44-$7.06) per share for a 20% stake, setting the base deal size at 11.8-13 billion crowns, or 1.1-1.2 billion euros.
JP Morgan and SEB are global coordinators and joint bookrunners along with Goldman Sachs, Morgan Stanley, Nordea and UBS.
(Reporting by Abhinav Ramnarayan, editing by Louise Heavens)