The decline is broad, with 27 of 30 shares in the OMXS30 index at minus.
The development is in line with, among other things, leading European stock exchanges.
The major banks are down with a fall in exchange rates of 8.1 per cent for Swedbank and 5.8 per cent for SEB.
Handelsbanken is doing somewhat better, with a decline of 4.8 per cent since Danish Jyske Bank confirmed that talks are underway on a purchase of Handelsbanken's Danish operations.
Other big losers are the housing site Hemnet, whose share falls 11.2 percent, and the investment company Kinnevik, which is down 4.3 percent.
The medical technology company Getinge and the white goods manufacturer Electrolux are up against the current, up 4.3 and 1 percent, respectively, and Tele2, which is slightly above zero by plus 0.8 percent.
Wednesday's unusually large interest rate hike by the US Federal Reserve (Fed) characterizes the mood.
The krona falls to SEK 10:23 per dollar, the lowest level since the pandemic hit in the spring of 2020. At the same time, Swedish market interest rates are clearly pushing upwards.