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onesano S.A. (ONO) fair value: what the stock is really worth

As of Nov 10, 2026: fair value (intrinsic value) of onesano S.A. stock PLN 0.47, price PLN 0.72, that is 33.8% below the price, quality 47 out of 100. Rating: overvalued. The value is an estimate: none of our valuation models currently carries, it draws on revenue and assets compared with similar companies. Updated daily.

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Basic Materials PL · ISIN PLSKTAN00010

OS onesano S.A. logo Thin data Nov 10, 2026

onesano S.A.

ONO · WAR
Expensive, weak quality

Our calculation puts a fair price 34% below what the stock costs today.

Quality 47/100
Expensive Growth (revenue 5y +2.7 %/yr in PLN)
Fair value 0.4740 PLN · Overvalued
Loss-making · -34.2% net margin (TTM)
Negative free cash flow
Trails peers (0/9)
Narrow moat 10/100 · thin data
Thin data
⟳ CyclicalEstimate
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26 valuation models 8 families, DCF to NCAV 37 quality factors margins, balance sheet, cashflow, debt 6 AI factors moat, what no ratio measures 2,000+ data points verified, per stock, median

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Price vs Fair Value

2.36 PLN 0.5200 PLN Fair Value 0.4740 PLN Jul 2021 Nov 2026

White line = price, green steps = our fair value per fiscal year. As of Nov 10, 2026.

How to read this chart

60‑month range 0.5200 PLN – 2.36 PLN · fair‑value band 0.3555 PLN – 0.5925 PLN · the 0.7160 PLN price screens above the 0.4740 PLN fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). As of Nov 10, 2026.

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Company profile

onesano S.A. engages in the research and development in the areas of dietetics, animal nutrition, bioremediation, and agrotechnological processes in Poland. The company provides human dietary supplement products under the Estrovita brand.

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It also offers Yarrowia Equinox; Yarrowia Canifelox; and dietary supplements, functional foods, and cosmetic raw materials.

It sells its products through chain pharmacies, pharmaceutical wholesalers, drugstores, e-commerce, veterinary offices, zoological and veterinary wholesalers, animal feed and supplementary mixture producers, and contract manufacturers.

The company was formerly known as Skotan SA and changed its name to onesano S.A. in March 2023. onesano S.A. was founded in 1995 and is based in Chorzów, Poland.

Stock analysis

onesano S.A. (ONO) currently trades at 0.7160 PLN, while our estimate is 0.4740 PLN, 34% below the price, so the stock looks overvalued today.

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Valuation

None of our valuation models currently carries for this company, usually because of losses or heavy investment. The estimate draws on revenue and assets compared with similar companies and is less precise than a model-based fair value.

Scenario range: 0.3555 PLN (bear) to 0.5925 PLN (bull), the price of 0.7160 PLN 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 Basic Materials sector.

Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.

onesano S.A. reported revenue of 11.9M PLN in FY2025 versus 11.5M PLN in FY2021, a compound +1.0%/yr. Reported net income was −4.8M PLN in FY2025.

Key figures

Market cap 47.5M PLN (≈ $12.1M) Micro · P/S ratio 4.12 · EPS (TTM) −0.0700 PLN · Net margin −34.2% · Return on equity −86.1% · Return on assets (EBIT) −32.8% (5-year average) · Operating margin −36.4% · Revenue (TTM) 13.3M PLN.

Competitive moat

Our AI-assisted moat analysis scores the competitive advantage at 10 out of 100 (low confidence).

What moves the price

The share trades about 22% below its 52-week high and 38% above its 52-week low, currently above its 200-day average.

For context, the median of 10 Basic Materials peers we cover trades at −29% fair-value upside, at −34%, ONO screens richer than that median.

Fair Value

Bear 0.3555 PLN Fair Value 0.4740 PLN Bull 0.5925 PLN
Price 0.7160 PLN · Downside -33.8%
Estimate. None of our valuation models currently carries for this company, usually because of losses or heavy investment. The estimate draws on revenue and assets compared with similar companies and is less precise than a model-based fair value.

Quality Score breakdown

Overall quality 47/100

It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.

Profitability 38
How much profit the company makes from its sales and capital
Quality Growth 51
Are margins and returns getting better?
Cashflow 6
Do the profits arrive as real cash?
Financial strength 44
Debt, balance sheet and risk of trouble
Investment 100
Does it invest with discipline instead of growing at any price?
Low Volatility 58
How calm the share price moves, does not count
Price momentum 54
Price momentum of the last 3 to 12 months, does not count
Near the 52-week high 31
Distance to the 52-week high, does not count
New shares 82
Buys back shares or issues new ones?

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. 17/100
The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Revenue growth 1 year
+11.6%
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.
−0.5%
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.
+2.7%
Start year 2020 (pandemic)
Revenue growth 9 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.
+28.1%
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.
1.1% (2020) → −38.4% (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

ONO screens overvalued: fair value 34% below the price. Compare with BASF SE →

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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.Chemicals · 354 stocks

Beats the industry median on 0/8 measures
Overall it trails its industry peers.
Valuation
Quality Score 47 · Below median
Fair Value upside −33.8% · Below median
Profitability
Return on assets −51.7% · Bottom 25%
Net margin (12 months) −34.2% · Bottom 25%
Operating margin (12 months) −36.4% · Bottom 25%
Growth and dividend
Revenue growth (quarter YoY) 3.6% · Below median

Valuation Multiplesvs Chemicals median · lower = cheaper

P/B 9.77× · Priciest 25%
P/S (12 months) 3.58× · Priciest 25%

Strength profile in five axes (Snowflake)

VALUEFUTUREPASTHEALTHDIVIDEND
This stock
VALUEFUTUREPASTHEALTHDIVIDEND
Sector peers
VALUE (fair-value potential)0 · sector 10
FUTURE (revenue growth)18 · sector 70
PAST (return on equity)0 · sector 23
HEALTH (low debt)0 · sector 94
DIVIDEND (yield)0 · sector 31

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

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

10 more Chemicals stocks, each showing price versus our Fair Value estimate.

Stock Price Fair Value vs Fair Value Compare
LG Chem, Ltd 051910 238,000 KRW 587,755 KRW +147% vs ONO
Dow Inc DOW $30.96 $41.88 +35% vs ONO
Hengli Petrochemical Co 600346 ¥16.50 ¥19.26 +17% vs ONO
Ningxia Baofeng Energy Group 600989 ¥20.90 ¥22.31 +7% vs ONO
BASF SE BAS €54.54 €38.46 −29% vs ONO
Jiangsu Eastern Shenghong Co 000301 ¥10.16 ¥6.28 −38% vs ONO
Zhejiang Juhua Co 600160 ¥33.10 ¥19.31 −42% vs ONO
Formosa Chemicals & Fibre Corporation 1326 71.50 TWD 35.56 TWD −50% vs ONO
Rongsheng Petrochemical Co 002493 ¥11.74 ¥3.45 −71% vs ONO
Zangge Mining Company 000408 ¥66.00 ¥17.47 −74% vs ONO

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onesano S.A.: fair value per Fair Value Calculator

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

Frequently asked questions

Is onesano S.A. (ONO) overvalued or undervalued?
As of Nov 10, 2026, our estimate of fair value is 0.4740 PLN versus a price of 0.7160 PLN, about 34% lower (overvalued).
What is the fair value of ONO?
Our estimate for onesano S.A. is 0.4740 PLN (as of Nov 10, 2026), built from audited fundamentals. The current price: 0.7160 PLN.
What is the quality score of ONO?
onesano S.A. has a Quality Score of 47/100. 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 onesano S.A. (ONO)?
Our calculated price target is the estimate of 0.4740 PLN (as of Nov 10, 2026). Cautious scenario 0.3555 PLN, optimistic scenario 0.5925 PLN. It is an estimate from revenue and assets compared with similar companies, because none of our valuation models currently carries, not an analyst target.
What is the onesano S.A. stock forecast for 2026?
Our estimate puts fair value at 0.4740 PLN, about 34% lower versus a price of 0.7160 PLN (overvalued). Cautious scenario 0.3555 PLN, optimistic scenario 0.5925 PLN. The calculation is refreshed regularly with new filings.
What is the revenue of onesano S.A. (ONO)?
onesano S.A. reported trailing-twelve-month revenue of about 13.3M PLN (latest available figure, as of Nov 10, 2026).
What is the intrinsic value of onesano S.A. (ONO)?
Intrinsic value and fair value mean the same thing: what the business is worth on its numbers, independent of the share price. For onesano S.A. it is 0.4740 PLN per share (as of Nov 10, 2026), against a price of 0.7160 PLN.
Is onesano S.A. stock overvalued or undervalued in 2026?
As of Nov 10, 2026, ONO trades above its calculated fair value: price 0.7160 PLN, fair value 0.4740 PLN, a gap of about −34% (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 ONO?
No. The price is what the market pays today (0.7160 PLN); the fair value is what the company's own numbers justify (0.4740 PLN). For onesano S.A. the two are 0.2420 PLN per share apart. That gap is exactly why we show both numbers side by side.
How much is onesano S.A. worth?
The market values onesano S.A. at about 47.5M PLN (market capitalisation, as of Nov 10, 2026). Per share that is 0.7160 PLN; our models calculate a fair value of 0.4740 PLN per share.
What do the bullish and bearish scenarios say about ONO?
Our models span a range for onesano S.A.: cautious scenario 0.3555 PLN, base 0.4740 PLN, optimistic 0.5925 PLN per share (as of Nov 10, 2026, price 0.7160 PLN). The range comes from different growth and margin assumptions, not from analyst opinions.
How solid is the balance sheet of onesano S.A. (ONO)?
Balance-sheet figures for onesano S.A. (as of Nov 10, 2026): return on equity −86.1%. They feed the Quality Score of 47/100, which measures business quality independently of the share price.
How far is ONO from its 52-week high?
onesano S.A. trades at 0.7160 PLN, about 22% below its 52-week high of 0.9140 PLN and 38% above the low of 0.5200 PLN (as of Nov 10, 2026). Distance from the high says nothing about value: that is what the fair value of 0.4740 PLN is for.
Which stocks are comparable to onesano S.A.?
From the same area (Basic Materials) we also value BASF SE, Dow Inc, Ningxia Baofeng Energy Group, Rongsheng Petrochemical Co, 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 onesano S.A. stock attractive at the current price?
The data as of Nov 10, 2026: price 0.7160 PLN, calculated fair value 0.4740 PLN (−34%), Quality Score 47/100. Whether that fits your horizon and risk tolerance is your call. We provide the calculation, not investment advice.
Is it still worth investing in stocks now?
The global stock market currently sits 15.2% above its aggregate fair value. onesano 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 onesano S.A. (ONO)?
The closing price on Nov 10, 2026 was 0.7160 PLN. Our estimate is 0.4740 PLN, about 34% lower (overvalued). We carry closing prices from our data provider, not a live tick.
What should I pay attention to with onesano S.A. right now?
The price sits above even our optimistic bull case (0.5925 PLN). The favourable scenario is already priced in. Weak quality (47/100) 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 onesano S.A.

How large is the market capitalisation of onesano S.A. (ONO)?
The market capitalisation of onesano S.A. is 47.5M PLN (≈ $12.1M). 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 onesano S.A. (ONO)?
The price-to-sales ratio of onesano S.A. is 4.12 (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 onesano S.A. (ONO)?
Earnings per share at onesano S.A. are −0.0700 PLN. Earnings per share over the last twelve months: total profit spread across every single share.
What is the net margin of onesano S.A. (ONO)?
The net margin of onesano S.A. is −34.2% (last twelve months). How much of every unit of revenue ends up as profit. 10% means 10 cents of profit per dollar of sales.
What is the return on equity of onesano S.A. (ONO)?
The return on equity (ROE) of onesano S.A. is −86.1% (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 onesano S.A. (ONO)?
On an EBIT basis the return on assets of onesano S.A. is −32.8% (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 onesano S.A. (ONO)?
The operating margin of onesano S.A. is −36.4% (last twelve months). Profit from the core business (before interest and taxes) relative to revenue.
How fast is revenue growing at onesano S.A. (ONO)?
Revenue at onesano S.A. is growing +3.6% versus a year earlier (3y avg −0.5%). 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 onesano S.A. (ONO) generate?
The free cash flow of onesano S.A. is −3.8M PLN (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 onesano S.A. (ONO) carry?
The net debt of onesano S.A. is 1.1M PLN (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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