Among the heavyweights, defense group Saab is up 3.7 percent after a new billion-kronor order from Lithuania. Telecom operator Telia is another winner, up 1.1 percent.
On the Copenhagen Stock Exchange, diet giant Novo Nordisk is surging by 5.5 percent after receiving the go-ahead for a pill version of the diet drug Wegovy in the US.
In the shadow of the stock market rally, the krona is hovering at its highest rate against the dollar since 2022 and the gold price is at historic record levels.
With Tuesday's rise, the Stockholm Stock Exchange's OMXS index has risen 8.4 percent since the turn of the year.
