The Stockholm Stock Exchange is trading higher at midday following an initial decline on Monday. In the news flow, Sandvik announced new details regarding its restructuring program, while Diamyd is cratering on negative interim results.

Abroad, focus remains on developments in the Middle East. In an interview with the Financial Times, US President Donald Trump stated that he is considering taking control of Iran's oil production.

At around 12:50 PM, the OMXS30 index was up 0.44 percent at 2,876.55. Adjusted for dividends, the OMXS30 index rose 0.47 percent. Shares worth approximately 6.1 billion kronor were traded on the Stockholm Stock Exchange.

The best performance among the exchange's major industrial sectors was energy, with a gain of 2.77 percent. At the other end of the scale, technology lagged at the bottom, down 0.20 percent.

Among the leading shares included in the OMXS30 index, Evolution rose 2.2 percent while Swedbank A was up 1.9 percent. The worst performance came from Hexagon B, down 0.8 percent, while Industrivärden C fell 0.6 percent.

Engineering company Sandvik is launching the second phase of its restructuring program within the Machining business area. The measures are part of a larger initiative to strengthen efficiency and margins through 2030. The new phase is expected to yield annual savings of 105 million kronor, fully realized by 2027. One-off costs amount to 315 million kronor and include the reduction of 130 positions. The stock rose 0.3 percent.

Diabetes research company Diamyd Medical reported negative interim results from the Phase 3 Diagnode-3 study. The interim analysis, which included 174 of 321 participants, did not show statistical significance for the primary efficacy endpoint. Furthermore, the predefined criteria required to support the continued conduct of the study were not met. "This outcome is very unexpected and not consistent with the overall picture from previous data," commented CEO Ulf Hannelius. The stock plummeted 86.6 percent.

The board of IT infrastructure company Transtema has decided to carry out a rights issue of 40.3 million kronor before issue costs. The rights issue is fully guaranteed through subscription and guarantee commitments. The stock plunged 17.4 percent.

TF Bank's UK subsidiary, TFBN Services, has been granted authorization by the Financial Conduct Authority (FCA) to conduct consumer credit business and offer payment services in the UK. The stock fell 2.4 percent.

Infranode company Netel's subsidiary, Nett-Tjenester, has signed a framework agreement with Norway's Glitre Nett worth up to 300 million Norwegian kroner. The agreement covers a new geographical area and concerns services within the regional grid. The stock rose 2.3 percent.

Specialty steel company Alleima is down 5.2 percent after Danske Bank reiterated its sell rating.

Dagens Industri issued a buy recommendation for Mildef. The stock surged 16.1 percent.

Pareto Securities initiated coverage of Elekta with a buy rating. Elekta rose 0.9 percent.

SEB dropped its buy recommendation for Hexatronic and downgraded it to hold. The stock fell 6 percent.

Bank of America dropped its buy rating for Electrolux and downgraded its recommendation to underperform. The stock fell 6.9 percent.

Kempen raised its ratings for real estate companies SLP and Sagax to buy and neutral, respectively. SLP rose 0.1 percent while Sagax climbed 1.3 percent.