The Stockholm Stock Exchange has opened Friday's session around the flatline. The morning featured interim reports from a few laggards in the earnings season, where top performer Sivers is rising following its figures.

At around 09:20, the OMXS30 index was down 0.09 percent at 3,121.13. Shares worth approximately SEK 1.4 billion were traded on the Stockholm Stock Exchange.

Among the major industrial sectors, healthcare saw the best performance with an advance of 0.3 percent. At the other end of the spectrum, energy trailed the market, falling 0.8 percent.

Among the leading shares included in the OMXS30 index, Astra Zeneca rose 0.9 percent while Tele 2 B gained 0.7 percent. The weakest performers were Ericsson B, down 1.1 percent, and H&M B, which shed 0.9 percent.

Technology firm Sivers Semiconductors opened lower but is currently up just over 2 percent following its report, which showed a 22 percent decline in revenue due to revenue deferrals following the US shutdown last autumn. Sivers simultaneously stated that the company's pipeline for future business grew by 77 percent during the quarter. No financial guidance was provided, but the company reiterated its expectations for revenue growth for the full year 2026 despite the shift in revenue between quarters.

Medical technology company Getinge's subsidiary, Maquet Cardiovascular, has lost a patent infringement case against Abiomed in the US, after a jury ruled that Abiomed does not infringe on Maquet's patents regarding intravascular heart pump technology. According to Getinge, the verdict entails no negative financial or operational consequences. The stock is down 0.4 percent.

Mining company Lundin Gold has completed the previously announced transaction where LunR Royalties acquires a life-of-mine silver stream from the Fruta del Norte mine in Ecuador in exchange for 50.5 million newly issued shares in LunR. Lundin Gold shares will trade in Stockholm ex-rights to shares in LunR on June 3. The stock is up 1.7 percent.

Real estate company Fastator reported a substantial profit in the first quarter, which is, however, entirely explained by a one-off effect from its recapitalization. Excluding the recapitalization, the result was negative. The stock was down 1.6 percent.

Tech company Anoto rose 5.8 percent following its Q1 report, which showed slightly higher revenue and a lower operating loss in the first quarter compared to the same period last year.

Cooling and HVAC distributor Beijer Ref has acquired US-based AM Distributors, which has annual sales of approximately SEK 460 million and is reported to have good profitability. The stock rose 0.6 percent.

The morning also brought news of new capital raises.

Morrow Bank is conducting a fully guaranteed rights issue expected to raise SEK 592 million before transaction costs. The second company is research firm Cantargia, which seeks to raise SEK 124 million before costs. Morrow Bank was down 0.6 percent, while Cantargia plummeted 23 percent.

On the analyst front, SEB has downgraded Elekta to hold (buy) with a lowered price target of SEK 58 from SEK 68. The stock is up 0.1 percent.