2G Energy AG (2GB) fair value: what the stock is really worth
As of Nov 6, 2026: fair value (intrinsic value) of 2G Energy AG stock €8.26, price €43.96, that is 81.2% below the price, quality 47 out of 100. Rating: strongly overvalued. Calculated from audited financials with 17 of our 26 valuation models and 37 quality factors, updated daily.
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2G Energy AG
2GB · XETRAOur calculation puts a fair price 81% below what the stock costs today.
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Price vs Fair Value
White line = price, green steps = our fair value per fiscal year. As of Nov 8, 2026.
How to read this chart
60‑month range €18.52 – €74.10 · fair‑value band €7.49 – €10.35 · the €43.96 price screens above the €8.26 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). As of Nov 8, 2026.
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Company profile
2G Energy AG, together with its subsidiaries, manufactures and provides decentralized energy supply systems in Germany and internationally.
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The company offers g-box, a natural gas combined heat and power (CHP) unit with an electrical output range of 20 kW to 50 kW; aura, a CHP unit with an output range from 100 kW to 420 kW; agenitor, a CHP unit with a capacity of 75 kW to 500 kW; avus, a CHP unit with an electrical output range of 548 kW to 4,500 kW; and afilia, a large-scale heat pump for air-to-water and water-to-water units.
It also provides spare parts; maintenance and repair services; installation, energy supply for data center, digital, control, custom, and H2-ready solutions; rental services for CHP systems; and GreenCube, which are turnkey energy centers for municipal heating planning, as well as operates a training center.
In addition, the company offers accessories comprising balancing energy, partial load and zero feed-in operation, air-to-air heat exchangers, heat exchanger exploiting the calorific value, heat storage/distribution, micro gas network, and grid starting devices; temperature-oriented applications, which include steam generation, hot water, and heat exchanger for thermal oil, as well as combined cooling, heating, and power generation; emergency power and island mode operation; gas-related technology, such as gas blending, and biogas treatment and utilization; exhaust gas post treatment consisting of oxidation and SCR catalysts, and exhaust combustion system; and data interfaces.
Its products are used in various applications, such as biogas and biomethane plants, data centers, educational facilities, farming, food and beverage industry, greenhouses, health and care, hotels and resorts, landfills and wastewater treatment, manufacturing industry, pools and leisure, trade and logistics, and utilities and energy service companies. 2G Energy AG was founded in 1995 and is headquartered in Heek, Germany.
Stock analysis
2G Energy AG (2GB) currently trades at €43.96, while our model-based Fair Value estimate is €8.26, 81% below the price, so the stock looks overvalued today.
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Valuation
Bull case: the Multiples group reads highest at a median of €22.66 per share, and 0 of the 17 models we run sit above the €43.96 price.
Bear case: the Dividend Discount group reads lowest at €2.88, and 17 of the 17 models stay below the price. Data coverage for this calculation is low.
Scenario range: €7.49 (bear) to €10.35 (bull), the price of €43.96 sits above it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target.
Quality & growth
The Quality Score stands at 47/100 (below-average quality), in the Industrials sector.
Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.
2G Energy AG reported revenue of €398M in FY2025 versus €266M in FY2021, a compound +10.6%/yr. Reported net income was €16.8M in FY2025, compounding +7.4%/yr from FY2021.
Key figures
Market cap €786M Small · P/E ratio 44.4 · P/S ratio 2.16 · EPS (TTM) €0.9900 · Dividend yield 0.5% · Net margin 3.4% · Return on equity 8.2% · Return on assets (EBIT) 17.9% (5-year average).
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 37 out of 100 (low confidence).
What moves the price
The share trades about 41% below its 52-week high and 73% above its 52-week low, currently below its 200-day average.
For context, the median of 10 Industrials peers we cover trades at −46% fair-value upside, at −81%, 2GB screens richer than that median.
Fair Value models
All 17 models by family
Quality Score breakdown
It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.
Revenue & earnings trend
2GB screens overvalued: fair value 81% below the price. Compare with SIE →
Earlier news
- 2G Energy (XTRA:2GB) Is Down 6.8% After Lifting 2027–2028 Revenue Guidance
- 2G Energy Receives 275 MW Order from Energy Vault Holding Inc, (NYSE: NRGV) for U.S. AI Energy Infrastructure Solutions
- 2G Energy (ETR:2GB) shareholders have earned a 36% CAGR over the last five years
- Are Investors Undervaluing 2G Energy AG (ETR:2GB) By 36%?
Compare 2G Energy AG with another stock
Price, fair value, quality and upside side by side.
Peer GroupⓘHow this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.Specialty Industrial Machinery · 814 stocks
Valuation Multiplesvs Specialty Industrial Machinery median · lower = cheaper
Strength profile in five axes (Snowflake)
VALUE 0: the price sits above our fair-value range.
Context: sector, industry, market
- Is the Industrials sector expensive or cheap?
- P/E, EV/EBITDA and margins by industry (reference tables)
- P/S ratio by industry
- EBIT margin by industry
- Stock screener with 62 metrics
- Undervalued stocks: Industrials
- Undervalued stocks: German Stocks
- Valuation of the Germany market
Values & ESG
Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.
Similar stocks
10 more Specialty Industrial Machinery stocks, each showing price versus our Fair Value estimate.
| Stock | Price | Fair Value | vs Fair Value | Compare |
|---|---|---|---|---|
| Cummins Inc CMI | $450.07 | $359.36 | −20% | vs 2GB |
| SIE SIE | €263.65 | €149.56 | −43% | vs 2GB |
| AMETEK, Inc AME | $228.67 | $125.74 | −45% | vs 2GB |
| Illinois Tool Works Inc ITW | $280.95 | $154.30 | −45% | vs 2GB |
| Sandvik AB SAND | kr 357.40 | kr 194.33 | −46% | vs 2GB |
| Parker-Hannifin Corporation PH | $917.79 | $492.92 | −46% | vs 2GB |
| Emerson Electric Co EMR | $162.35 | $79.99 | −51% | vs 2GB |
| Eaton Corporation ETN | $341.72 | $156.90 | −54% | vs 2GB |
| Rockwell Automation, Inc ROK | $375.86 | $139.31 | −63% | vs 2GB |
| GE Vernova Inc GEV | $774.11 | $143.50 | −81% | vs 2GB |
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Key figures of 2G Energy AG
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