The Stockholm Stock Exchange concluded a robust week with further gains on Friday. Sentiment was bolstered by hopes of progress in the peace process between Ukraine and Russia. Elsewhere, market focus remained on the fragile ceasefire between the US and Iran, with both nations scheduled to meet for peace talks over the weekend. Brent crude rose slightly during Friday's session.

At the close, the OMXS30 index was up 0.99 percent at 3,109.90. Shares worth approximately SEK 24.0 billion were traded on the Stockholm Stock Exchange.

Basic materials was the best-performing major industrial sector, rising 1.7 percent. At the other end of the scale, energy lagged the market, falling 2.2 percent.

Among the blue-chip stocks in the OMXS30 index, Industrivärden C rose 2.7 percent, while Addtech B gained 2.6 percent. Saab B saw the weakest performance, dropping 2.2 percent, while Nibe B eased 0.6 percent.

Mining company Boliden is taking a SEK 700 million impairment charge for its Garpenberg mine in its first-quarter results. The write-down stems from damage caused by unusual seismic activity at the mine in March. Boliden reiterated its assessment that the production halt will have a negative impact on EBITDA of SEK 400 million for the quarter. Boliden's shares rose 2.1 percent.

Sector peer Lundin Gold increased gold production at its Fruta del Norte mine in Ecuador during the first quarter. Gold production amounted to 119,742 ounces, compared to 117,313 ounces in the same quarter last year. In the fourth quarter, production stood at 199,483 ounces. Gold sales were slightly lower at 115,308 ounces (117,641). The company stated it is well on track to meet its 2026 production guidance of 475,000 to 525,000 ounces of gold. Lundin Gold climbed 3.8 percent.

Investment company Industrivärden released first-quarter figures showing a net asset value of SEK 472 per share as of March 31.

Home automation company Plejd reported significantly higher revenue and EBITDA in Q1. The company also announced that it will not move from the Spotlight Stock Market to the Nasdaq Stockholm main list until 2027. Plejd shares surged over 13 percent.

European defense companies were weighed down by reports of progress in the Ukrainian peace process. Within the sector, Saab fell 2.2 percent, while Mildef dropped nearly 8 percent.

Citi sees a slowing order trend for trucks in Europe following Traton's analyst call on Thursday, according to Dagens industri. The trend is particularly evident among Scania's customers and smaller haulage firms. Operators appear to be holding back on purchases as rising fuel costs following the conflict in the Middle East squeeze profitability. Traton, which owns Scania, rose 1.2 percent.

Real estate company Atrium Ljungberg reported rental income and income from property management for the first quarter of 2026 in line with analyst expectations. The stock retreated 6.4 percent.

Construction group Skanska has signed a contract to build a high-tech facility in the US worth SEK 1.3 billion. The stock rose 1.7 percent.

Industrial company Engcon's CEO Krister Blomgren is stepping down after 15 years. The board has appointed the company's founder, Stig Engström, as the new CEO. Engcon's shares fell 1.6 percent.

On the analysis front, several rating changes were noted.

ABG Sundal Collier upgraded New Wave to Buy (Hold), reiterating a target price of SEK 115. The stock rose 3.1 percent.

SEB downgraded Synsam to Hold (Buy) with a maintained target price of SEK 70. The stock fell 5.5 percent.

SEB and Pareto Securities both upgraded Instalco to Buy. The stock rose 3.5 percent.

SEB downgraded Cint to Hold (Buy) and reiterated its target price of SEK 4.50. The stock fell 8.3 percent.

Handelsbanken downgraded Getinge to Hold (Buy) and lowered its target price to SEK 205 from 225. The stock rose 0.3 percent.

DNB Carnegie downgraded Hexpol to Hold (Buy). The target price was lowered to SEK 82 from 87. Hexpol shares increased by nearly 2 percent.