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Enerside Energy S.A. (ENRS) fair value: what the stock is really worth

We calculate from audited financials what Enerside Energy S.A. is really worth. The fair value tells you whether the price is too high or too low, the quality score (0 to 100) how solid the business behind it is. 26 models, 37 quality factors, updated daily.

Valuation from Jun 23, 2026. With the latest figures (losses, negative cash flow), a fair value can no longer be calculated.
  1. Fair value above price? No
  2. Good quality? No
  3. Add to watchlist

Industrials · ES · ISIN ES0105634002

EE Thin data Jun 23, 2026

Enerside Energy S.A.

ENRS · MC

Weakest SetupStrongly overvalued and low quality.

!Fair value €0.0425 · Strongly overvalued (−89%)
!Quality 21/100
!Weak Growth (revenue 5y −20.0 %/yr)
!Negative equity (buybacks among others) · negative free cash flow
!Trails peers (2/6)
!Narrow moat 28/100
!Evidence only low, so the estimate is less certain

What runs behind every stock

69 individual criteria per stock, every one traceable See the method →

Price vs Fair Value

€6.89 €0.3040 Fair Value €0.0425 Mar 2022 Sep 2026

White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Jun 23, 2026.

How to read this chart

55‑month range €0.3040 – €6.89 · fair‑value band €0.0340 – €0.0510 · the €0.3920 price screens above the €0.0425 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Jun 23, 2026.

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Company profile

Enerside Energy, S.A. engages in the development, construction, and maintenance of renewable energy projects. It is developing approximately 6.8 GW of solar photovoltaic generation projects in Europe and Latin America. The company was founded in 2007 and is headquartered in Barcelona, Spain.

Stock analysis

Enerside Energy S.A. (ENRS) currently trades at €0.3920, while our model-based Fair Value estimate is €0.0425, implying the stock looks roughly 822.5% overvalued today.

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Valuation

How firm this estimate is: it rests on 3 models at a data quality of 80/100, which puts the evidence level at low.

Scenario range: €0.0340 (bear) to €0.0510 (bull), the price of €0.3920 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 21/100 (below-average quality), in the Industrials sector.

Weak Growth: Revenue is shrinking: the last year, the last three and the last five years are all negative.

Enerside Energy S.A. reported revenue of €1.1M in FY2025 versus €8.4M in FY2021, a compound −39.3%/yr. Reported net income was −€13.6M in FY2025.

Key figures

Market cap €21.9M · P/S ratio 19.3 · EPS (TTM) €−0.3200 · Return on equity −245% · Return on assets (EBIT) −13.8% · Operating margin 151% · Revenue (TTM) €1.1M · Revenue growth (YoY) +47.8%.

Competitive moat

Our AI-assisted moat analysis scores the competitive advantage at 22 out of 100 (medium confidence).

What moves the price

The share trades about 85% below its 52-week high and 29% above its 52-week low, currently below its 200-day average.

For context, the median of 10 Industrials peers we cover trades at −31% fair-value upside, at −89%, ENRS screens richer than that median.

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Quality Score breakdown

Overall quality 21/100

Of which business quality 19 · Market factors (momentum, volatility) 24

Profitability 0
Margins and returns on capital today
Quality Growth 45
Are margins and returns improving?
Cashflow 12
Earnings quality: real cash, not paper profit
Fin. Strength 2
Balance sheet, leverage, solvency risk
Investment 67
Disciplined investing over empire-building
Low Volatility 50
Calm price path (market factor)
Momentum 18
Price trend over the last 3–12 months (market factor)
52W Momentum 3
Distance to the 52-week high (market factor)
Net Issuance 17
Share count: buybacks or dilution?

Open the full quality analysis →

Revenue & earnings trend

Growth Quality ⓘGrowth is valuable only when reinvestment earns attractive returns (Aswath Damodaran): sustainable growth depends on return on capital, reinvestment and efficiency. Basis: total company revenue over the periods shown on the cards (3Y/5Y/all years), not per share, so a merger can show up as a growth jump; per-share earnings growth is in the value-creation card. 0/100
Revenue is shrinking: the last year, the last three and the last five years are all negative.
Revenue growth 1 year
−78.3%
Revenue growth 3 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
−67.1%
Revenue growth 5 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
−20.0%
Start year 2020 (pandemic)
Revenue growth 7 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
−7.9%
Profit margin (trend) ⓘOperating margin then vs now, from reported annual statements. A falling margin after a boom year is the classic peak-earnings signal: the growth rate then leans on an inflated base.
−2.7% (2020) → −331.9% (2025)
What shareholders gained per year ⓘWe only publish this rate when it is defensible. Reason: fiscal 2025 is a loss year, no rate is defined from a loss
not computed

ENRS screens 823% overvalued. Compare with Quanta Services, Inc →

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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.Engineering & Construction · 840 stocks

Beats the industry median on 2/6 measures
Overall it trails its industry peers.
Valuation
Quality Score 23 · Bottom 25%
Fair Value upside −89% · Bottom 25%
Profitability
Return on equity (TTM) Negative equity ⓘThe company's equity is below zero, for example after large share buybacks. A ratio to negative equity has no meaning, so we show no number here and do not rank it against the peer group.
Return on assets −3% · Bottom 25%
Operating margin (TTM) 151% · Top 25%
Growth and dividend
Revenue growth 48% · Top 25%
Balance sheet
Debt / equity Negative equity ⓘThe company's equity is below zero, for example after large share buybacks. A ratio to negative equity has no meaning, so we show no number here and do not rank it against the peer group.

Valuation Multiplesvs Engineering & Construction median · lower = cheaper

P/B Negative equity ⓘThe company's equity is below zero, for example after large share buybacks. A ratio to negative equity has no meaning, so we show no number here and do not rank it against the peer group.
P/S (TTM) 21.95× · Priciest 25%

Strength profile in five axes (Snowflake)

VALUEFUTUREPASTHEALTHDIVIDEND
This stock
VALUEFUTUREPASTHEALTHDIVIDEND
Sector peers
VALUE (fair-value potential)0 · sector 29
FUTURE (revenue growth)100 · sector 11
PAST (return on equity)0 · sector 29
HEALTH (low debt)0 · sector 94
DIVIDEND (yield)0 · sector 40

VALUE 0: the price sits above our fair-value range.

PAST 0: with negative equity (buybacks among others) return on equity is not meaningfully computable.

Context: sector, industry, market

Values & ESG

Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.

None of the checked exposures detected

Similar stocks

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Vinci SA DG €110.50 €185.62 +68%
Comfort Systems USA, Inc FIX $1,626 $1,122 −31%
Larsen & Toubro Limited LT ₹3,930 ₹1,994 −49%
Ferrovial N.V FER $56.30 $24.01 −57%
Samsung C&T Corporation 028260 367,000 KRW 256,792 KRW −30%
HOCHTIEF Aktiengesellschaft HOT €397.00 €203.87 −49%
ACS, Actividades de Construcción y Servicios, S.A ACS €92.75 €75.04 −19%
EMCOR Group EME $751.80 $521.87 −31%
MasTec, Inc MTZ $217.52 $106.05 −51%

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Cite: Fair Value Calculator (2026). "Enerside Energy S.A. Fair Value". https://www.fairvalue-calculator.com/stock/ENRS

Frequently asked questions

Is Enerside Energy S.A. (ENRS) overvalued or undervalued?
As of Jun 23, 2026, our model estimates a fair value of €0.0425 versus a price of €0.3920, about −89% upside (overvalued).
What is the fair value of ENRS?
Our model-based fair value for Enerside Energy S.A. is €0.0425 (as of Jun 23, 2026), built from audited fundamentals. The current price: €0.3920.
What is the quality score of ENRS?
Enerside Energy S.A. has a Quality Score of 21/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
What is the price target for Enerside Energy S.A. (ENRS)?
Our model-based price target is the fair value of €0.0425 (as of Jun 23, 2026) from 3 valuation models. Cautious scenario €0.0340, optimistic scenario €0.0510. It is a calculation from audited fundamentals, not an analyst target.
What is the Enerside Energy S.A. stock forecast for 2026?
Our models put fair value at €0.0425, about −89% upside versus a price of €0.3920 (overvalued). Cautious scenario €0.0340, optimistic scenario €0.0510. The calculation is refreshed regularly with new filings.
What is the revenue of Enerside Energy S.A. (ENRS)?
Enerside Energy S.A. reported trailing-twelve-month revenue of about €1.1M (latest available figure, as of Jun 23, 2026).
What is the intrinsic value of Enerside Energy S.A. (ENRS)?
Intrinsic value and fair value mean the same thing: what the business is worth on its numbers, independent of the share price. For Enerside Energy S.A. it is €0.0425 per share (as of Jun 23, 2026), against a price of €0.3920. It is the blended result of 3 valuation models (cash flow, earnings, asset, dividend).
Is Enerside Energy S.A. stock overvalued or undervalued in 2026?
As of Jun 23, 2026, ENRS trades above its calculated fair value: price €0.3920, fair value €0.0425, a gap of about −89% (overvalued). The calculation is refreshed with each new quarterly report, so the verdict can change during the year.
Is fair value the same as the market price of ENRS?
No. The price is what the market pays today (€0.3920); the fair value is what the company's own numbers justify (€0.0425). For Enerside Energy S.A. the two are €0.3495 per share apart. That gap is exactly why we show both numbers side by side.
How much is Enerside Energy S.A. worth?
The market values Enerside Energy S.A. at about €21.9M (market capitalisation, as of Jun 23, 2026). Per share that is €0.3920; our models calculate a fair value of €0.0425 per share.
What do the bullish and bearish scenarios say about ENRS?
Our models span a range for Enerside Energy S.A.: cautious scenario €0.0340, base €0.0425, optimistic €0.0510 per share (as of Jun 23, 2026, price €0.3920). The range comes from different growth and margin assumptions, not from analyst opinions.
How solid is the balance sheet of Enerside Energy S.A. (ENRS)?
Balance-sheet figures for Enerside Energy S.A. (as of Jun 23, 2026): negative equity, so no return on equity and no debt-to-equity ratio. They feed the Quality Score of 21/100, which measures business quality independently of the share price.
How far is ENRS from its 52-week high?
Enerside Energy S.A. trades at €0.3920, about 85% below its 52-week high of €2.54 and 29% above the low of €0.3040 (as of Sep 24, 2026). Distance from the high says nothing about value: that is what the fair value of €0.0425 is for.
Which stocks are comparable to Enerside Energy S.A.?
From the same area (Industrials) we also value Quanta Services, Inc, Vinci SA, Comfort Systems USA, Inc, Larsen & Toubro Limited, among others. Each of them has its own fair-value calculation on this site using the same models, so the comparison is like for like.
Is Enerside Energy S.A. stock attractive at the current price?
The data as of Jun 23, 2026: price €0.3920, calculated fair value €0.0425 (−89%), Quality Score 21/100, from 3 models. Whether that fits your horizon and risk tolerance is your call. We provide the calculation, not investment advice.
How is the fair value of ENRS calculated?
We run Enerside Energy S.A. through 3 models from four families: discounted cash flow, earnings models, asset and balance-sheet models, and dividend models. Every model gets the same audited fundamentals; the result is the weighted average of €0.0425, with the spread shown as a cautious and an optimistic scenario.
Is it still worth investing in stocks now?
The global stock market currently sits 14.0 % above its aggregate fair value. Enerside Energy S.A. itself currently trades above fair value. An expensive market is no reason to stay out and no reason to buy everything at once: keep a broad savings plan running, buy single stocks only with money you can do without, and hold part of your money liquid while the market is high. The full picture including sectors is on is it worth investing now.
What is the share price of Enerside Energy S.A. (ENRS)?
The closing price on Sep 24, 2026 was €0.3920. Our model-based fair value is €0.0425, about −89% upside (overvalued). We carry closing prices from our data provider, not a live tick.
What should I pay attention to with Enerside Energy S.A. right now?
The price sits above even our optimistic bull case (€0.0510). The favourable scenario is already priced in. Weak quality (21/100) and above fair value at the same time, the margin of safety is missing on both counts. The large gap to fair value rests on thin data (low evidence): fewer applicable models and a shorter history. Read it with extra caution.

Key figures of Enerside Energy S.A.

How large is the market capitalisation of Enerside Energy S.A. (ENRS)?
The market capitalisation of Enerside Energy S.A. is €21.9M. The stock-market value of the whole company: share price times number of shares. It is what the market asks for the entire business today.
What is the P/S ratio of Enerside Energy S.A. (ENRS)?
The price-to-sales ratio of Enerside Energy S.A. is 19.3 (last twelve months). Price to sales: market value relative to yearly revenue. Useful when profit is thin or distorted.
What are the earnings per share of Enerside Energy S.A. (ENRS)?
Earnings per share at Enerside Energy S.A. are €−0.3200. Earnings per share over the last twelve months: total profit spread across every single share.
What is the return on equity of Enerside Energy S.A. (ENRS)?
The return on equity (ROE) of Enerside Energy S.A. is −245% (last twelve months). Profit relative to shareholders' equity, how efficiently the company works with its owners' money.
What is the EBIT return on assets of Enerside Energy S.A. (ENRS)?
On an EBIT basis the return on assets of Enerside Energy S.A. is −13.8% (avg 5y). Operating profit (EBIT) relative to everything the company owns, as a multi-year average. It describes the business model rather than one good or bad year.
What is the operating margin of Enerside Energy S.A. (ENRS)?
The operating margin of Enerside Energy S.A. is 151% (last twelve months). Profit from the core business (before interest and taxes) relative to revenue.
How fast is revenue growing at Enerside Energy S.A. (ENRS)?
Revenue at Enerside Energy S.A. is growing +47.8% versus a year earlier (3y avg −67.1%). How much revenue grew versus a year earlier (YoY). The 3-year average next to it puts the single year in context.
How much free cash flow does Enerside Energy S.A. (ENRS) generate?
The free cash flow of Enerside Energy S.A. is −€14.4M (fiscal year 2025). The cash truly left after running and investing in the business, this is what pays dividends and buybacks.
How much net debt does Enerside Energy S.A. (ENRS) carry?
The net debt of Enerside Energy S.A. is €53.3M (fiscal year 2025). Debt minus cash on hand. The note shows how many years of free cash flow could in theory pay it off.
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