The Stockholm Stock Exchange opened higher on Tuesday, tracking gains on Wall Street during the long weekend. Market participants are closely monitoring developments in the Iran conflict. On the domestic front, Swedish CPI figures were released, showing significantly lower-than-expected outcomes for March.

As of 09:20 CET, the OMXS30 index was up 1.14 percent at 2,999.61. Shares worth approximately SEK 2.1 billion had changed hands on the Stockholm Stock Exchange.

Technology was the best-performing major industrial sector, posting a 2.3 percent gain. At the other end of the spectrum, real estate and consumer staples lagged, each declining by 0.5 percent.

Among the blue-chip stocks in the OMXS30 index, Hexagon B rose 2.6 percent, while Alfa Laval gained 2.0 percent. Addtech B saw the weakest performance, falling 4.1 percent, while Nordea edged up 0.3 percent.

Industrial conglomerate Lifco has entered into an agreement to acquire a majority stake in Italy-based Metalltech, a niche designer and manufacturer of expanded metal for architectural applications. The company reported revenues of approximately EUR 15.8 million in 2025 and employs 53 people. The stock rose 1.7 percent.

Technology trading group Lagercrantz has acquired British firm Michael Smith Switchgear, which has annual sales of approximately GBP 8 million, equivalent to SEK 100 million. The stock increased by 1.2 percent.

Online brokers Avanza and Nordnet released their monthly reports this morning. Avanza saw a net inflow of SEK 5,090 million in March, a 95 percent increase from the previous month. Nordnet reported net savings among its customers of SEK 7.8 billion in March, representing a 21 percent decrease compared to the prior month.

In the analyst arena, Keefe, Bruyette & Woods initiated coverage on Nordnet with an "underperform" rating and a price target of SEK 260. The stock edged up 0.1 percent.

Keefe, Bruyette & Woods also initiated coverage on Avanza with a "market perform" rating and a price target of SEK 330. The stock rose 1.2 percent.

Pareto Securities upgraded Evolution to "buy" (from "hold") with a price target of SEK 700 (600). The stock climbed 1.6 percent.

Dagens Industri recommended a "buy" for Sweco. The stock increased by 2.5 percent.