The Stockholm Stock Exchange is moving erratically at midday as the market tries to shake off concerns that crept in over the weekend following statements from Federal Reserve chief Joe Powell, who revealed that the U.S. Department of Justice has threatened him with prosecution. Experts believe this could undermine the central bank's independence.

At 12:50 p.m., the OMXS30 index was up 0.13 percent at 2,978.51. Shares worth approximately SEK 7.7 billion had been traded on the Stockholm Exchange.

The best performance among the major industrial sectors was seen in industry, which rose by 0.29 percent. On the other end, technology was the worst performer, down 1.49 percent.

Among the leading stocks included in the OMXS30 index, Saab B rose 2.4 percent while Atlas Copco A was up 1.9 percent. The worst performer was Lifco B, down 1.8 percent, while Hexagon B slipped 1.1 percent.

Domestically, Intrum posted a clear gain. The stock climbed 6.7 percent after entering into a binding agreement to sell its remaining 35 percent stake in portfolios owned via a joint venture with Brocc, a subsidiary of Cerberus. The purchase price amounts to approximately EUR 215 million and is expected to yield a realized profit of around EUR 25 million.

Pharmaceutical company Astra Zeneca will be replaced by Walmart in the Nasdaq 100 index as of January 20. The stock was unchanged at midday.

Lucara Diamond announced plans to carry out a directed new issue worth SEK 463 million at a discount of nearly 26 percent. The company's stock dropped 7.1 percent.

Installation company Bravida has decided to merge its three Swedish divisions—North, Central, and South—into a single Sweden organization. The new structure will incur a one-time cost of SEK 20 million, included in Sweden's fourth-quarter 2025 results. Upon implementation, an additional one-off cost of around SEK 70-90 million is expected in 2026. Bravida fell 1.4 percent.

Real estate company Corem declined 1.5 percent. The company signed an agreement to divest the property at 417 Park Avenue in New York, resulting in a net earnings impact of approximately SEK -1.45 billion.

Satellite companies Ovzon and AAC Clyde Space jumped 8.9 and 13.9 percent, respectively, after the government allocated billions and decided to accelerate the process of launching its own satellites.

Investment company Flat Capital announced that Rickard El Tarzi will take over as new CEO during the first half of April. The stock climbed 4.5 percent.

New recommendation changes were seen for New Wave. Handelsbanken upgraded the stock to buy from hold. New Wave surged 6.2 percent.

Morgan Stanley downgraded Sinch to underweight from equal weight. Sinch plummeted 9 percent.

Morgan Stanley also lowered Tietoevry to underweight from equal weight, with a price target of EUR 18. Tietoevry's Swedish share fell 3.7 percent.

Deutsche Bank initiated coverage on Verisure with a buy rating and a price target of EUR 18. Verisure slipped 0.3 percent.

Finally, Dagens industri issued a buy recommendation for Itab, arguing that the potential from the HMY acquisition is not reflected in the current valuation. Itab climbed 6.1 percent.