Soitec SA (SOI) fair value: what the stock is really worth
As of Sep 25, 2026: fair value of Soitec SA €85.24, price €143, upside -40.4%, quality 48 out of 100. Calculated from audited financials with 26 valuation models and 37 quality factors, updated daily.
- Fair value above price? No
- Good quality? No
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Soitec SA
SOI · PAWeakest SetupStrongly overvalued and low quality.
What runs behind every stock
69 individual criteria per stock, every one traceable See the method →
Price vs Fair Value
White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Sep 26, 2026.
How to read this chart
60‑month range €22.95 – €241.20 · fair‑value band €65.42 – €109.80 · the €143.05 price screens above the €85.24 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Sep 26, 2026.
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Company profile
Soitec SA develops and manufactures semiconductor materials in Asia, Europe, and the United States.
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Soitec SA develops and manufactures semiconductor materials in Asia, Europe, and the United States. The company offers CONNECT Radio Frequency Silicon-on-Insulator for smartphone front-end modules; CONNECT FD SOI for engineered substrates; CONNECT Piezoelectric-on-Insulator RF filters for smartphones; and CONNECT RF gallium nitride which increases the frequency system efficiency and power density of next generation sub 6GHz and mmWave-band cellular 5G infrastructures and mobile devices. It also provides Auto Power-SOI products for the automotive and industrial markets; Auto Smartsic for cost optimization of electric vehicles and industrial applications; and Photonics SOI that integrates photonic components on a silicon-on-insulator (SOI) substrate to enhance optical communication capabilities; as well as AUTO FD-SOI for automotive radar and processors. In addition, the company offers Imager-SOI, a compact solution for high-resolution 3D images and small form factor; PD -SOI offers complex computation capabilities and functionalities in cloud computing and network equipment; FD-SOI technology which provides the optimal balance between digital performance, mixed signal/RF compatibility, and power consumption and cost; and MEMS-SOI, an insulating oxide layer, and a supporting handle layer. Its products are used to manufacture smartphones, computers, servers, industrial and medical equipment, electric and autonomous vehicles, connected objects, robots or automation systems. Soitec SA was incorporated in 1992 and is headquartered in Bernin, France.
Stock analysis
Soitec SA (SOI) currently trades at €143.05, while our model-based Fair Value estimate is €85.24, implying the stock looks roughly 67.8% overvalued today.
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Valuation
Bull case: the DCF Models group reads highest at a median of €57.64 per share, and 0 of the 10 models we run sit above the €143.05 price.
Bear case: the Asset-Based group reads lowest at €24.87, and 10 of the 10 models stay below the price. Evidence for this calculation is medium.
Scenario range: €65.42 (bear) to €109.80 (bull), the price of €143.05 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 48/100 (below-average quality), in the Technology sector.
Weak Growth: Growth has flattened: the last year, three and five years all grew more slowly than the long-term average.
Soitec SA reported revenue of €592M in FY2026 versus €863M in FY2022, a compound −9.0%/yr. Reported net income was −€220M in FY2026.
Key figures
Market cap €5.1B · P/S ratio 5.44 · EPS (TTM) €−6.23 · Net margin −37.2% · Return on equity −15.2% · Return on assets (EBIT) 6.2% · Operating margin −10.8% · Revenue (TTM) €592M.
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 47 out of 100 (low confidence).
What moves the price
The share trades about 26% below its 52-week high and 523% above its 52-week low, currently above its 200-day average.
For context, the median of 10 Technology peers we cover trades at −22% fair-value upside, at −40%, SOI screens richer than that median.
Fair Value models
All 10 models by family
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Set up alert →Quality Score breakdown
Of which business quality 51 · Market factors (momentum, volatility) 63
Revenue & earnings trend
Growth Forecast
SOI screens 68% overvalued. Compare with ASML Holding →
Recent news
- Soitec (ENXTPA:SOI) Completes €500 Million Convertible Bond Offering Due 2033
- Soitec announces the success of its offering of bonds settled in cash and/or convertible into new shares and/or exchangeable for existing sh
- Soitec launches an offering of bonds settled in cash and/or convertible into new shares and/or exchangeable for existing shares (“ORNANES”)
- SOITEC - INFORMATION RELATING TO THE TOTAL NUMBER OF VOTING RIGHTS AND SHARES FORMING THE SHARE CAPITAL
Compare Soitec SA 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.Semiconductor Equipment & Materials · 216 stocks
Valuation Multiplesvs Semiconductor Equipment & Materials 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 Information Technology sector expensive or cheap?
- P/E, EV/EBITDA and margins by industry (reference tables)
- Undervalued stocks: French Stocks
Values & ESG
Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.
Similar stocks
10 more Semiconductor Equipment & Materials stocks, each showing price versus our Fair Value estimate.
| Stock | Price | Fair Value | vs Fair Value |
|---|---|---|---|
| ASML Holding ASML | €1,503 | €1,350 | −10% |
| Lam Research Corporation LRCX | $307.16 | $250.94 | −18% |
| Applied Materials, Inc AMAT | $474.25 | $368.52 | −22% |
| KLA Corporation KLAC | $188.32 | $149.08 | −21% |
| Teradyne, Inc TER | $398.38 | $65.79 | −83% |
| Advanced Micro-Fabrication Equipment Inc 688012 | ¥339.30 | ¥110.10 | −68% |
| SJ Semiconductor Corporation 688820 | ¥133.57 | ¥13.84 | −90% |
| Hon. Precision, Inc 7769 | 5,670 TWD | 4,864 TWD | −14% |
| Piotech Inc 688072 | ¥700.90 | ¥320.60 | −54% |
| Qnity Electronics, Inc Q | $124.69 | $70.44 | −44% |
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Key figures of Soitec SA
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