Stora Enso Q2 2026: Portfolio Surgery Starts to Pay Off, But Forestry Fair-Value Swings Still Drive the Headline Number

Stora Enso's second quarter tells two different stories depending on which line of the income statement you read. On an underlying, operational basis, the Finnish-Swedish forest products group delivered its strongest quarter in some time: adjusted EBIT rose 27% year-on-year to EUR 160 million, with margin expanding 140 basis points to 6.6%. But statutory IFRS operating result collapsed 75% to just EUR 16 million, dragged down by EUR 83 million of restructuring and impairment charges and a further EUR 61 million of negative fair-value movements, mostly on biological assets. Net result swung to a EUR 11 million loss.

This gap between "adjusted" and "IFRS" — now a recurring feature of Stora Enso's reporting — is the single most important thing to understand about the quarter. Sales were essentially flat at EUR 2,423 million (2,426), so this was not a demand story. It was a cost, mix and portfolio-restructuring story, layered on top of the accounting volatility inherent in owning nearly 8.5 billion euros of forest assets.

Where the Improvement Came From

The adjusted EBIT bridge is instructive. Prices and mix actually cost the group EUR 57 million, driven mainly by lower external wood prices in Sweden — itself a legacy of the 2025 divestment of 175,000 hectares of Swedish forest land and storm damage from late 2025 that pushed more low-grade timber onto the market. That headwind, however, was more than offset by two structural tailwinds:

• Lower variable costs (EUR -57 million impact, i.e. a EUR 57 million benefit), largely a function of moderating wood costs after several years of exceptionally tight supply.

• Volume growth of EUR 18 million, concentrated in Consumer Packaging as the new Oulu consumer-board line continues its ramp-up.

Fixed cost discipline added another EUR 17 million, reflecting the cost-out programme and lower maintenance activity in the quarter. Foreign exchange was the one genuine drag, costing EUR 29 million as the euro strengthened against the group's operating currencies (notably SEK and USD) — a reminder that roughly a third of Stora Enso's cost base sits in Sweden while a meaningful share of sales is dollar- or export-linked.

Net-net: EUR 34 million of adjusted EBIT improvement, with the Oulu ramp-up doing the heavy lifting.

Consumer Packaging was the standout. Adjusted EBIT nearly tripled year-on-year as the Oulu consumer board line's efficiency, runnability and stability all improved sequentially — a real proof point after a difficult ramp-up phase. The CEO's characterization of "faster than market growth" is borne out by the delivery data: consumer board volumes rose 4.2% YoY to 767,000 tonnes. This is the segment management is visibly building the future group around, and it is the only segment to post a genuinely strong margin expansion story this quarter.

Biomaterials was the second engine. A 15.9% adjusted EBIT margin — up from 10.4% a year ago — reflects lower wood costs, reduced fixed costs and lighter maintenance load. Importantly, management is leaning further into this segment's specialty economics: the EUR 19 million investment to expand fluff pulp capacity at Skutskär, paired with the permanent closure of a softwood pulp line (fiberline 3) on the same site in Q3, is a textbook margin-over-volume move. Commodity softwood pulp remains structurally weak; fluff pulp for hygiene products offers both better pricing and more resilient demand. This is capital discipline in action rather than growth for its own sake.

Integrated Packaging is the soft spot. Sales fell 4.2% on weaker Western European corrugated volumes, and while cost deflation (wood, recovered fibre, fixed costs) cushioned the blow, adjusted EBIT still declined 10%. Statutory operating result actually went negative (EUR -3 million) due to a EUR 27 million impairment tied to Western European operations. The subsequent divestment of the German corrugated board production units in July (post period-end) should be read as management's direct response to this underperformance — pruning the least competitive assets in a segment facing structural European demand softness rather than trying to run them through the cycle.

Other" is where the real IFRS damage sits — a EUR 54 million statutory operating loss, driven by lower Swedish wood pricing (down further after December 2025 storm damage flooded the market with salvage timber), weaker Central European wood products margins (a business now under strategic review), and a chunk of the restructuring/disposal charges tied to the planned Bergslagets Skogar demerger.

The Forestry Fair-Value Overhang

Investors need to look past the EUR 61 million of negative fair valuations this quarter to see the operating business clearly. Stora Enso's IFRS earnings are structurally noisy because roughly EUR 6.7 billion of biological assets and EUR 1.8 billion of forest land are marked to fair value each period, with swings driven by wood price assumptions, discount rates and — this quarter — the residual effects of the 2025 Swedish forest divestment. The total fair value of forest assets now stands at EUR 8.5 billion (EUR 10.80 per share), down 5.3% year-on-year, almost entirely mechanical from having sold 12.4% of the Swedish forest estate.

This matters strategically: Stora Enso is preparing to spin off its remaining Swedish forest assets into a newly listed company, Bergslagets Skogar, targeted for completion in H1 2027. Once that separation happens, the industrial group's earnings should become meaningfully less volatile quarter-to-quarter — arguably the single biggest structural catalyst for how the market re-rates (or re-understands) Stora Enso's reported earnings going forward. The Q2 report notes organisation and strategy for the demerger are already in place; execution risk from here is mostly regulatory and market-timing, not internal readiness.

Balance Sheet: Genuine Deleveraging, Not Just an Accounting Trick

This is arguably the cleanest positive in the release. Net debt fell EUR 916 million quarter-on-quarter to EUR 2,619 million, taking net debt/adjusted EBITDA (LTM) down to 2.2x from 3.1x in Q1 and 3.3x a year ago. Some of this is a hybrid bond issuance (EUR 1 billion nominal, classified as equity under IFRS since it's a perpetual, discretionary-coupon instrument) — a favourable accounting outcome, but not merely cosmetic financial engineering: the proceeds genuinely reduced cash interest-bearing debt and funded refinancing of maturing bonds at presumably tighter execution than distressed alternatives would have offered. Cash and equivalents rose to EUR 1,557 million net of overdrafts, and the group still has EUR 800 million of undrawn committed facilities.

Capex discipline reinforces the deleveraging story: full-year 2026 capex guidance is now below EUR 550 million, a EUR 200 million reduction versus 2025. Combined with lower maintenance-driven cash outflows in H1, this is a company visibly prioritising balance sheet repair and free cash flow over growth capex — sensible positioning given where we are in the packaging demand cycle.

The one working-capital wrinkle: operating working capital absorbed EUR 101 million of cash in the quarter, mainly higher trade receivables tied to stronger consumer packaging sales growth and lower trade payables — a classic "good problem" of growth outrunning collections cycles, partially offset by EUR 47 million released from inventory reduction.

Reading the Outlook Guidance

Management's Q3 guidance flags several specific, quantifiable headwinds worth modelling explicitly rather than treating as generic caution:

• Maintenance costs step up EUR 40–50 million versus Q2, spread across all segments — a normal seasonal pattern but a real sequential EBIT drag.

• Oulu ramp-up drag persists at a similar magnitude to Q2, with an extended annual shutdown planned to install efficiency equipment — encouraging for 2027 capacity economics, but another quarter of patience required.

• Swedish forest divestment annualizes at ~EUR 20 million of lost adjusted EBIT (~EUR 5 million/quarter) — a known, modelable headwind through the eventual demerger.

• EU ETS free allocation losses: emission rights income is guided down sharply, from ~EUR 72 million in 2025 to just EUR 10–20 million in 2026, as sites with >95% biogenic emissions lose free CO2 allowances under the revised ETS framework. This is a structural, not cyclical, decline in a revenue line investors may have been modelling too optimistically — worth flagging explicitly in any earnings model, as it effectively removes a EUR 50-60 million annual profit tailwind the company enjoyed as recently as last year.

The Bottom Line

Strip out the fair-value noise and Stora Enso's Q2 looks like a company successfully executing a "control what we can control" playbook in a market it does not control: wood costs, headcount, underperforming assets (German corrugated, Swedish softwood pulp fiberline) and balance sheet leverage are all being actively managed down, while capital is being reallocated toward the two segments — Consumer Packaging and specialty Biomaterials — where Stora Enso has genuine structural advantages and pricing power.

The risks are also clearly visible in the numbers rather than hidden: Integrated Packaging's European corrugated exposure remains structurally soft, the Oulu ramp-up (while progressing) is still a profitability drag rather than a contributor, EU ETS income is stepping down materially, and the pending Bergslagets Skogar separation — while strategically logical — is itself a source of near-term restructuring costs and execution risk through H1 2027.

For anyone tracking the paper and packaging sector, the read-through is that European containerboard/corrugated demand remains the weak link in the value chain, while consumer-facing fibre packaging (folding boxboard, liquid packaging board, foodservice board) continues to outperform on both volume and margin — consistent with what peers across the sector have also been signalling. Stora Enso's own portfolio actions this quarter — investing in fluff pulp, divesting German corrugated capacity, pressing ahead with the forest asset separation — are a fairly direct bet on that same read of where sector-relative value is created over the next several years.