On the OMXS30 list of the most-traded stocks, pharmaceutical giant AstraZeneca and construction company Skanska performed best, up 2.6 and 1.9 percent respectively.
At the other end, mining company Boliden and mining equipment manufacturer Epiroc fell 2.8 and 1.2 percent, respectively.
Cloud services company Sinch fell 14.3 percent after a report showed revenue missed expectations.
Truecaller plunged 32.7 percent after its report.
The major European stock exchanges in Frankfurt, London, and Paris all rose.
In New York, all three major indexes were around zero after Wall Street reopened following the long weekend.
