The Stockholm Stock Exchange is trading higher on Friday, tracking gains across leading European bourses. Market activity is centered on a surging Sivers following its quarterly report, while a subsidiary of Getinge has lost a patent infringement case.

As of 13:10, the OMXS30 index was up 0.23 percent at 3,131.08. Shares worth approximately SEK 6.9 billion had changed hands on the Stockholm Stock Exchange.

Among the major industrial sectors, consumer staples performed best with an advance of 0.8 percent. At the other end of the spectrum, energy lagged behind, shedding 1.9 percent.

Among the blue-chip stocks in the OMXS30 index, Boliden rose 1.3 percent, while Essity B gained 1.2 percent. Saab B saw the weakest performance, falling 0.8 percent, while Atlas Copco A declined 0.7 percent.

Technology firm Sivers Semiconductors opened lower but subsequently rallied 11.1 percent following its report. The results showed a 22 percent decline in revenue due to revenue deferrals following the U.S. shutdown last autumn. Sivers simultaneously stated that the company's future business pipeline grew by 77 percent during the quarter. While no financial guidance was provided, the company reiterated its revenue growth expectations for the full year 2026 despite the inter-quarter revenue shifts.

Medtech company Getinge's subsidiary, Maquet Cardiovascular, has lost a patent infringement case against Abiomed in the U.S., 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 was trading around break-even.

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 LunR shares on June 3. The stock increased 1.5 percent.

Real estate company Fastator reported a substantial profit for the first quarter, which was entirely attributable to a one-off effect from its recapitalization. Excluding the recapitalization, the result was negative. The stock was up 2.3 percent.

Technology company Anoto fell 9.1 percent following its Q1 report, which showed slightly higher revenue and a narrower operating loss in the first quarter compared to the same period last year.

Cooling and HVAC distributor Beijer Ref has acquired U.S.-based AM Distributors, which generates annual sales of approximately SEK 460 million and is reported to have solid profitability. The stock rose 1.2 percent.

The morning also brought news of fresh capital raises.

Morrow Bank is conducting a fully guaranteed rights issue expected to raise SEK 592 million before transaction costs. Meanwhile, research firm Cantargia aims to raise SEK 124 million before costs. Morrow Bank rose 3.5 percent, while Cantargia plummeted 27.4 percent.

On the analyst front, SEB has downgraded Elekta to 'hold' (from 'buy') and lowered its price target to SEK 58 from SEK 68. The stock nevertheless gained 1.6 percent.