Soitec stock rises on AI photonics contracts and 2026 guidance
Published on 08/31/2026 at 22:31 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Soitec stock rises after the French chip materials group tied photonics customers to multi-year supply agreements with deposits and fixed pricing, a shift that Reuters reported on August 31, 2026. The same report says phontonics-SOI revenue for the current financial year is described as more than $200 million, up from slightly above $100 million last year.
That mix matters because the company is now treating demand as contractual rather than purely cyclical, and Reuters quoted chief executive Laurent Remont saying the $200 million level is a floor. Soitec also told investors last month that photonics-SOI revenue would more than double this financial year from slightly above $100 million, which gives the new contract language a clear numerical frame.
Contract terms sharpen the story
Reuters said more than 10 photonics customers are involved and that around 80% of the capacity reservation agreements should be signed within a week or two. The report also says customers that take the agreed volume get their deposits back, while shortfalls mean the deposit is forfeited, which makes the structure materially different from simple purchase orders.
For investors, the key number is that the company said current capacity covers this year and the next, while a new fab is not expected until around 2029. That gives the stock a near-term operating bridge and pushes the debate toward pricing power and execution rather than immediate greenfield spending.
Market move stays strong
The share price was quoted at EUR 111.80 at 12:15 p.m. in Paris on August 31, 2026, up 3.5% on the day according to Reuters, after earlier market snapshots showed EUR 117.70 and a year-to-date move of 407.55% in the same day’s trading record. The Reuters report also says the stock has almost quadrupled this year, underscoring how much of the AI optics story is already in the price.
A separate market snapshot published on August 31, 2026 showed Soitec at EUR 108.00 at the prior close, with a 52-week gain of 365.72% and a consensus target of EUR 138.95. That gap keeps valuation, not just demand, in the center of the discussion.
Photonics-SOI is the product
Photonics-SOI is Soitec's substrate platform for silicon photonics chips used in AI data center optics. Reuters said the company supplies the substrate underpinning almost all silicon photonics chips, and UBS estimates it holds a 95% share of the market.
Shares and venue
Soitec shares trade on Euronext Paris in EUR. The stock was trading at EUR 111.80 on August 31, 2026 at 12:15 p.m. Paris time.
More on Soitec
Company: Soitec SA
ISIN: FR0013227113
Ticker: SOI
Exchange: Euronext Paris
Sector / Industry: Information Technology / Semiconductors
Index membership: SBF 120
