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Danish manufacturer of stone wool insulation and acoustic building products.
Danish manufacturer of stone wool insulation and acoustic building products.
Makes insulation from molten volcanic rock, a heavy and bulky product, so it runs factories close to its markets rather than exporting widely, and sells through builders' merchants and to contractors. Demand for new builds and renovations is driven by energy-saving rules.
Moat: narrow (brand, scale, process know-how). Leading global stone wool producer benefiting from energy-efficiency building codes.
Headquarters: Hedehusene, Denmark · Founded: 1937 · Employees: 12,912
Size ROCKWOOL A/S (ROCK-A.CO) is a Denmark Materials company (Construction Materials) with a market value of $6.72B, the 20th largest of 59 Denmark companies the cockpit tracks. Shares closed at DKK 221.00 on 6 Nov 2026.
Performance Over six months the shares gained 11.4%, against +4.6% for the median peer and +8.8% for the Denmark market (cap-weighted) — 5th highest of 20 in its peer set.
Growth Revenue fell 0.9% over the last twelve months (peer median +1.4%); the operating margin is 12.6% (peer median 10.9%).
Valuation It trades at 16.2× forward earnings against a peer median of 13.9× (7th most expensive of 20).
Price implies For today's price to make sense, revenue must grow about -5% a year for seven years (Req g). Recent delivered growth is +8%, so the hurdle is -13 pp: the price already allows for a slowdown.
Capital Return on invested capital runs 8.4 points above its cost of capital (5.5% WACC).
Next results Next results expected around 25 Nov 2026 (exchange calendar; dates can move).
| TTM | FY2025 | FY2024 | FY2023 | FY2022 | |
|---|---|---|---|---|---|
| Revenue | DKK 28.7B | DKK 28.9B | DKK 28.8B | DKK 27.0B | DKK 29.1B |
| Revenue growth | — | +1% | +7% | -7% | — |
| Gross profit | DKK 7.47B | DKK 8.02B | DKK 8.53B | DKK 7.00B | DKK 6.73B |
| EBITDA | DKK 5.82B | DKK 6.28B | DKK 6.88B | DKK 5.65B | DKK 4.63B |
| Net income | -DKK 1.51B | DKK 209M | DKK 4.10B | DKK 2.90B | DKK 2.03B |
| Free cash flow | n/a | DKK 1.11B | DKK 3.29B | DKK 2.88B | DKK 506M |
| Capital expenditure | n/a | DKK 3.53B | DKK 2.89B | DKK 2.43B | DKK 2.48B |
| Total debt | n/a | DKK 2.06B | DKK 910M | DKK 857M | DKK 1.73B |
The default views of Competitor Analysis ▸ Charts, drawn from the same data. Open them in the cockpit to change the axes, pin companies and read every value.
| Company | Market cap | 6M return | Revenue growth | Op. margin | Forward P/E | Req g |
|---|---|---|---|---|---|---|
| ROCKWOOL A/S ROCK-A.CO | $6.72B | +11% | -1% | 13% | 16.2× | -4.8% |
| Compagnie de Saint-Gobain SGO.PA | $40.7B | -3% | -2% | 10% | 12.1× | 5.1% |
| Owens Corning OC | $9.59B | 0% | -11% | 14% | 15.3× | 3.6% |
| Armstrong World Industries AWI | $7.16B | +6% | +9% | 19% | 18.6× | 16.2% |
Peer set: Industry: the same industry and sector in any market, nearest in size. This is the same default set the interactive Competitor Analysis opens with.
| Measure | ROCK-A.CO | Peer median | Rank in peer set |
|---|---|---|---|
| 1-month return | +17.3% | +9.5% | 5th highest of 21 |
| 6-month return | +11.4% | +4.6% | 5th highest of 20 |
| Distance from 52-week high | -9.8% | -20.2% | 3rd highest of 21 |
| Revenue growth (TTM) | -0.9% | +1.4% | 9th lowest of 21 |
| Operating margin | 12.6% | 10.9% | 9th highest of 21 |
| Forward P/E | 16.2× | 13.9× | 7th most expensive of 20 |
| Growth the price implies (Req g, 7 yrs) | -4.8% | 4.8% | 2nd least demanding of 19 |
| Growth delivered (Del g) | +8.3% | +5.4% | 5th highest of 19 |
| Hurdle (Req g minus delivered) | -13.1 pp | +1.0 pp | 2nd least demanding of 19 |
| ROIC minus cost of capital | +8.4 pp | -1.7 pp | 2nd highest of 21 |
| EV / EBITDA | 7.6× | 10.0× | 8th cheapest of 17 |
| Net debt / EBITDA | 0.2× | 2.0× | 5th least indebted of 17 |
| Company | Market | Market cap | 6M return | Revenue growth | Op. margin | Forward P/E | Req g | Delivered g |
|---|---|---|---|---|---|---|---|---|
| ROCKWOOL A/S ROCK-A.CO | Denmark | $6.72B | +11% | -1% | 13% | 16.2× | -4.8% | +8.3% |
| Huaxin Building Materials 6655.HK | Hong Kong | $6.91B | +9% | +22% | 18% | 8.1× | -7.8% | +3.0% |
| TCC 1101.TW | Taiwan | $6.09B | +11% | -6% | 8% | 29.2× | 9.1% | +7.2% |
| Eagle Materials EXP | United States | $5.71B | -12% | +2% | 22% | 16.1× | 9.7% | +7.3% |
| Buzzi BZU.MI | Italy | $8.04B | -9% | +2% | 18% | 9.3× | 2.8% | +7.0% |
| FLSmidth & Co. A/S FLS.CO | Denmark | $4.88B | +22% | -20% | 13% | 13.9× | 2.8% | -2.3% |
| Beijing New Building Materials (Group) 000786.SZ | China | $4.41B | -33% | -3% | 10% | 11.4× | -2.3% | +8.4% |
| Asia Cement 1102.TW | Taiwan | $3.92B | +5% | -10% | 10% | 11.0× | 5.6% | -1.9% |
| Tianshan Material 000877.SZ | China | $3.47B | -30% | -17% | -13% | n/a | 5.6% | -14.5% |
| United States Lime & Minerals USLM | United States | $3.39B | +7% | +4% | 41% | 19.6× | 5.1% | +18.3% |
| Vicat VCT.PA | France | $3.29B | +6% | +5% | 11% | 10.2× | 0.2% | +6.6% |
| Anhui Conch Cement 0914.HK | Hong Kong | $13.9B | -11% | -7% | 8% | 16.0× | 1.0% | -14.7% |
| Knife River KNF | United States | $3.20B | -38% | +11% | 9% | 23.1× | n/a | n/a |
| Taiheiyo Cement 5233.T | Japan | $3.03B | +19% | +1% | 8% | 7.7× | 0.8% | +0.8% |
| James Hardie Industries JHX | United States | $16.2B | +33% | +43% | 14% | 21.0× | 26.1% | +10.7% |
| China National Building Material 3323.HK | Hong Kong | $2.76B | -51% | 0% | 2% | 25.2× | 25.1% | -7.7% |
| FangDa Carbon New Material 600516.SS | China | $2.74B | -20% | +17% | -4% | 226.5× | n/a | n/a |
| Cemex SAB de CV Sponsored ADR CX | United States | $16.6B | -18% | +10% | 13% | 11.2× | 4.4% | +4.7% |
| Cementir CEM.MI | Italy | $2.70B | +5% | -2% | 13% | 12.8× | 4.3% | +6.0% |
| Cementos Molins CMO.MC | Spain | $2.70B | n/a | +14% | 12% | 13.6× | 8.9% | +12.5% |
| Imerys NK.PA | France | $2.41B | +11% | -2% | 6% | 15.4× | 7.4% | -2.3% |