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Cytosorbents Crp (CTSO) fair value: what the stock is really worth

As of Nov 10, 2026: fair value (intrinsic value) of Cytosorbents Crp stock $5.70, price $5.80, that is 1.7% below the price, quality 49 out of 100. Rating: fairly valued. 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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Healthcare US

CC Cytosorbents Crp logo Thin data Nov 10, 2026

Cytosorbents Crp

CTSO · US
Fairly valued, weak quality

The stock costs about what our calculation considers fair.

Fair value $5.70 · Fairly valued
Quality 49/100
Negative equity (buybacks among others)
Mixed vs. peers (3/7)
Insiders bought $269,332 (6M)
Weak Growth (revenue 5y −1.2 %/yr in USD)
Loss-making · -48.9% net margin (TTM)
Negative free cash flow
Narrow moat 5/100 · thin data
Thin data
Estimate
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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

$194.20 $3.06 Fair Value $5.70 Aug 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 $3.06 – $194.20 · fair‑value band $4.27 – $7.12 · the $5.80 price screens above the $5.70 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

Cytosorbents Corporation engages in the research, development, and commercialization of medical devices with its blood purification technology platform in the United States, Germany, and internationally.

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Its flagship product, CytoSorb, is an extracorporeal blood purification cartridge to reduce cytokine storms in common critical illnesses, bilirubin in liver failure, myoglobin in trauma and critical illnesses, and inflammatory mediators and blood thinners in cardiac surgery applications, as well as to remove antithrombotic drugs and inflammatory mediators in cardiothoracic surgery applications.

The company also develops DrugSorb-ATR antithrombotic removal system, an investigational device to reduce the severity of perioperative bleeding in high-risk surgery due to blood thinning drugs; ECOS-300CY to reduce cytokines and other inflammatory mediators when used in an ex vivo organ perfusion system; VetResQ, a broad-spectrum blood purification adsorber for the treatment of septic shock, toxic shock syndrome, toxin-mediated diseases, pancreatitis, trauma, liver failure, heat stroke, and lung injury in animals; and PuriFi, an advanced hemoperfusion pump for blood purification therapies.

In addition, it develops HemoDefend-BGA, a blood purification technology platform to reduce anti-A and anti-B antibodies in plasma and whole blood. The company was formerly known as MedaSorb Technologies Corporation and changed its name to Cytosorbents Corporation in May 2010.

Cytosorbents Corporation was founded in 1997 and is headquartered in Princeton, New Jersey.

Stock analysis

Cytosorbents Crp (CTSO) currently trades at $5.80, while our estimate is $5.70, so the stock looks roughly fairly valued today (gap 1.8%).

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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: $4.27 (bear) to $7.12 (bull), the price of $5.80 sits inside 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 49/100 (below-average quality), in the Healthcare sector.

Weak Growth: Growth has flattened: the last year, three and five years all grew more slowly than the long-term average.

Cytosorbents Crp reported revenue of $37.1M in FY2025 versus $40.1M in FY2021, a compound −2.0%/yr. Reported net income was −$8.2M in FY2025.

Key figures

Market cap $18.2M Micro · P/S ratio 0.39 · EPS (TTM) $−5.80 · Net margin −48.9% · Return on equity −336% · Return on assets (EBIT) −40.4% (5-year average) · Operating margin −24.6% · Revenue (TTM) $37.2M.

Competitive moat

Our AI-assisted moat analysis scores the competitive advantage at 5 out of 100 (low confidence).

What moves the price

The share trades about 65% below its 52-week high and 90% above its 52-week low, currently below its 200-day average.

For context, the median of 10 Healthcare peers we cover trades at 8% fair-value upside, at −2%, CTSO screens richer than that median.

Fair Value

Bear $4.27 Fair Value $5.70 Bull $7.12
Price $5.80 · Downside -1.7%
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 49/100

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

Profitability 32
How much profit the company makes from its sales and capital
Quality Growth 78
Are margins and returns getting better?
Cashflow 22
Do the profits arrive as real cash?
Financial strength 13
Debt, balance sheet and risk of trouble
Investment 100
Does it invest with discipline instead of growing at any price?
Low Volatility 12
How calm the share price moves, does not count
Price momentum 8
Price momentum of the last 3 to 12 months, does not count
Near the 52-week high 10
Distance to the 52-week high, does not count
New shares 100
Buys back shares or issues new ones?

Open the full quality analysis →

Insider trades

In the last 6 months, 4 officers or directors bought shares worth $269,332, most recently on Sep 15, 2026. Buying cluster

  • BuyAlan D. SobelDirector2,500 shares at $6.10$15,254Sep 15, 2026
  • BuyPhillip P. ChanChief Executive Officer, Director3× since Jun 12, 2026: 465,243 shares, avg. $0.4246$197,542Sep 15, 2026
  • BuyVincent CapponiPresident and COO2,073 shares at $6.05$12,537Sep 14, 2026
  • BuyPeter J MarianiChief Financial Officer100,000 shares at $0.4400$44,000Jun 15, 2026

Sales are often planned (taxes, diversification, 10b5-1 plans). Purchases with their own money are seen as the stronger sign. For information only: not part of the quality score or Fair Value.

Source: SEC Form 4, as of Nov 10, 2026. All filings at the SEC ↗

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
Growth has flattened: the last year, three and five years all grew more slowly than the long-term average.
Revenue growth 1 year
+4.1%
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.
+2.2%
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.
−1.2%
Start year 2020 (pandemic). Over 10 years: +24.8% a year
Revenue growth 21 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.
+47.9%
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.
−26.3% (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

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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.Medical Devices · 402 stocks

Beats the industry median on 3/7 measures
A mixed picture versus its industry peers.
Valuation
Quality Score 49 · Above median
Fair Value upside −1.7% · Above median
Profitability
Return on equity (12 months) 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 −18.6% · Below median
Net margin (12 months) −48.9% · Bottom 25%
Operating margin (12 months) −24.6% · Bottom 25%
Growth and dividend
Revenue growth (quarter YoY) 0.2% · Below median
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 Medical Devices 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 (12 months) 0.49× · Cheapest 25%

Strength profile in five axes (Snowflake)

VALUEFUTUREPASTHEALTHDIVIDEND
This stock
VALUEFUTUREPASTHEALTHDIVIDEND
Sector peers
VALUE (fair-value potential)31 · sector 17
FUTURE (revenue growth)1 · sector 44
PAST (return on equity)0 · sector 0
HEALTH (low debt)0 · sector 97
DIVIDEND (yield)0 · sector 34

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 Medical Devices stocks, each showing price versus our Fair Value estimate.

Stock Price Fair Value vs Fair Value Compare
Shenzhen Mindray Bio-Medical Electronics Co 300760 ¥178.92 ¥202.57 +13% vs CTSO
DexCom, Inc DXCM $79.92 $89.18 +12% vs CTSO
Stryker Corporation SYK $324.29 $358.30 +10% vs CTSO
STERIS plc STE $257.12 $279.53 +9% vs CTSO
Boston Scientific Corporation BSX $44.70 $48.42 +8% vs CTSO
GE HealthCare Technologies Inc GEHC $83.65 $69.92 −16% vs CTSO
Edwards Lifesciences Corporation EW $104.01 $81.94 −21% vs CTSO
Abbott Laboratories, ABT $110.46 $75.28 −32% vs CTSO
Medtronic plc MDT $101.59 $65.61 −35% vs CTSO
Koninklijke Philips N.V PHIA €27.06 €15.23 −44% vs CTSO

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Cytosorbents Crp: fair value per Fair Value Calculator

Cite: Fair Value Calculator (2026). "Cytosorbents Crp Fair Value". https://www.fairvalue-calculator.com/stock/CTSO

Frequently asked questions

Is Cytosorbents Crp (CTSO) overvalued or undervalued?
As of Nov 10, 2026, our estimate of fair value is $5.70 versus a price of $5.80, about 2% lower (fairly valued).
What is the fair value of CTSO?
Our estimate for Cytosorbents Crp is $5.70 (as of Nov 10, 2026), built from audited fundamentals. The current price: $5.80.
What is the quality score of CTSO?
Cytosorbents Crp has a Quality Score of 49/100. 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 Cytosorbents Crp (CTSO)?
Our calculated price target is the estimate of $5.70 (as of Nov 10, 2026). Cautious scenario $4.27, optimistic scenario $7.12. 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 Cytosorbents Crp stock forecast for 2026?
Our estimate puts fair value at $5.70, about 2% lower versus a price of $5.80 (fairly valued). Cautious scenario $4.27, optimistic scenario $7.12. The calculation is refreshed regularly with new filings.
What is the revenue of Cytosorbents Crp (CTSO)?
Cytosorbents Crp reported trailing-twelve-month revenue of about $37.2M (latest available figure, as of Nov 10, 2026).
What is the intrinsic value of Cytosorbents Crp (CTSO)?
Intrinsic value and fair value mean the same thing: what the business is worth on its numbers, independent of the share price. For Cytosorbents Crp it is $5.70 per share (as of Nov 10, 2026), against a price of $5.80.
Is Cytosorbents Crp stock overvalued or undervalued in 2026?
As of Nov 10, 2026, CTSO trades above its calculated fair value: price $5.80, fair value $5.70, a gap of about −2% (fairly valued). 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 CTSO?
No. The price is what the market pays today ($5.80); the fair value is what the company's own numbers justify ($5.70). For Cytosorbents Crp the two are $0.1000 per share apart. That gap is exactly why we show both numbers side by side.
How much is Cytosorbents Crp worth?
The market values Cytosorbents Crp at about $18.2M (market capitalisation, as of Nov 10, 2026). Per share that is $5.80; our models calculate a fair value of $5.70 per share.
What do the bullish and bearish scenarios say about CTSO?
Our models span a range for Cytosorbents Crp: cautious scenario $4.27, base $5.70, optimistic $7.12 per share (as of Nov 10, 2026, price $5.80). The range comes from different growth and margin assumptions, not from analyst opinions.
How solid is the balance sheet of Cytosorbents Crp (CTSO)?
Balance-sheet figures for Cytosorbents Crp (as of Nov 10, 2026): negative equity, so no return on equity and no debt-to-equity ratio. They feed the Quality Score of 49/100, which measures business quality independently of the share price.
How far is CTSO from its 52-week high?
Cytosorbents Crp trades at $5.80, about 65% below its 52-week high of $16.74 and 90% above the low of $3.06 (as of Nov 10, 2026). Distance from the high says nothing about value: that is what the fair value of $5.70 is for.
Which stocks are comparable to Cytosorbents Crp?
From the same area (Healthcare) we also value Abbott Laboratories,, Medtronic plc, Stryker Corporation, Boston Scientific Corporation, 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 Cytosorbents Crp stock attractive at the current price?
The data as of Nov 10, 2026: price $5.80, calculated fair value $5.70 (−2%), Quality Score 49/100. 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 15.1% above its aggregate fair value. Cytosorbents Crp 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 Cytosorbents Crp (CTSO)?
The closing price on Nov 10, 2026 was $5.80. Our estimate is $5.70, about 2% lower (fairly valued). We carry closing prices from our data provider, not a live tick.
What should I pay attention to with Cytosorbents Crp right now?
The price sits close to our fair value, market and models broadly agree here, little valuation tension. Evidence is limited here (fewer models, shorter history), so the fair value is a rougher estimate than usual.

Key figures of Cytosorbents Crp

How large is the market capitalisation of Cytosorbents Crp (CTSO)?
The market capitalisation of Cytosorbents Crp is $18.2M. 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 Cytosorbents Crp (CTSO)?
The price-to-sales ratio of Cytosorbents Crp is 0.39 (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 Cytosorbents Crp (CTSO)?
Earnings per share at Cytosorbents Crp are $−5.80. Earnings per share over the last twelve months: total profit spread across every single share.
What is the net margin of Cytosorbents Crp (CTSO)?
The net margin of Cytosorbents Crp is −48.9% (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 Cytosorbents Crp (CTSO)?
The return on equity (ROE) of Cytosorbents Crp is −336% (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 Cytosorbents Crp (CTSO)?
On an EBIT basis the return on assets of Cytosorbents Crp is −40.4% (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 Cytosorbents Crp (CTSO)?
The operating margin of Cytosorbents Crp is −24.6% (last twelve months). Profit from the core business (before interest and taxes) relative to revenue.
How fast is revenue growing at Cytosorbents Crp (CTSO)?
Revenue at Cytosorbents Crp is growing +0.2% versus a year earlier (3y avg +2.2%). 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 Cytosorbents Crp (CTSO) generate?
The free cash flow of Cytosorbents Crp is −$12.5M (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 Cytosorbents Crp (CTSO) carry?
The net debt of Cytosorbents Crp is $22.9M (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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