Sumco stock analysis
Sumco (S3X0) Stock Price & Analysis
S3X0 Stock Chart & Stats
- Day’s Range
- EUR 21.20 - EUR 21.20
- 52-Week Range
- EUR 13.20 - EUR 56.50
- Previous Close
- EUR 21.20
- Volume
- N/A
- Average Volume (3M)
- 0
- Market Cap
- EUR 3.77B
- Enterprise Value
- EUR 10.69B
- Total Cash (Recent Filing)
- EUR 111.77B
- Total Debt (Recent Filing)
- EUR 367.34B
- Price to Earnings (P/E)
- ―
- Beta
- 1.33
- Next Earnings
- Nov 11, 2026 (Est.)
- EPS Estimate
- N/A
- Next Dividend Ex-Date
- N/A
- Dividend Yield
- 0.81%
Bulls Say, Bears Say
Bulls Say
Global Wafer Supplier
SUMCO serves global IDMs and foundries with polished, epitaxial, and 300mm wafers across consumer, computing, automotive, and industrial applications. This broad customer and end-market exposure supports durable relevance as semiconductor production expands across diverse device categories.
Positive Operating Cash Flow
Positive operating cash flow indicates that the core business continues to generate internal cash despite weaker reported profitability. Combined with a stable equity base and equity remaining sizable relative to assets, this provides some resilience to fund operations through the industry cycle.
2025 Revenue Recovery And EBITDA
The return to revenue growth in 2025 and an EBITDA margin of about 27% show that SUMCO retains meaningful operating earning capacity even during a pressured period. This suggests the business can still convert demand into substantial operating profit before depreciation and financing effects.
Bears Say
Severe Margin Compression
The sharp gross-margin decline and swing to a net loss indicate that profitability has become materially less resilient. If weaker economics persist, SUMCO may have less capacity to absorb operating costs, invest in capacity, or benefit fully from any recovery in wafer demand.
Persistently Negative Free Cash Flow
Sustained negative free cash flow means operating cash has not covered capital investment during the latest three years. Although investment may support future capacity, the current cash burden reduces financial flexibility and can make recovery more dependent on improved utilization and profitability.
Rising Leverage
The increase in debt relative to equity has reduced SUMCO’s financial flexibility compared with its stronger 2021–2022 position. Higher leverage is more consequential while earnings and free cash flow are under pressure, because weaker results can constrain funding and capital-allocation choices.
Sumco News
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Sumco Stock Smart Score
Company Description
Sumco
Sumco Corporation, operating globally alongside its affiliated entities, manufactures and distributes silicon wafers that are crucial for the semiconductor industry. Its primary sales territories encompass Japan, the United States, China, Taiwan, and Korea, in addition to other international markets. The company provides a broad array of products, including monocrystalline ingots, as well as specialized wafers like polished, annealed, epitaxial, junction isolated, silicon-on-insulator (SOI), and reconditioned polished wafers. Established in 1999, the firm was previously known as Sumitomo Mitsubishi Silicon Corp. until it rebranded as Sumco Corporation in August 2005. Its corporate headquarters are situated in Tokyo, Japan.
- Sector
- Technology
- Industry
- Semiconductors
- CEO
- Jiro Ryuta
- Employees
- 9,714
- Website
- www.sumcosi.com
- Address
- Seavans North, Tokyo, TY, 105-8634, JP
Sumco (S3X0) Earnings & Revenues
S3X0 Company Deck
S3X0 Earnings Call
Earnings Call SentimentNeutral
The call presents a mixed picture: operational and cash-generation strengths (stable EBITDA, JPY 100b operating cash flow, material CapEx reduction, full-year operating profit) and clear execution/market headwinds (Q4 and full-year net losses, sharply higher depreciation, product-mix pressure, structural 200mm decline, legacy inventory overhang and near-term guidance for Q1 losses). Management is constructive on longer-term AI-driven demand and leading-edge positioning but warns of near-term inventory normalization and NAND capacity lag.
View all DE:S3X0 earnings summariesTechnical Analysis
Overall Consensus
| Indicator | Bullish | Neutral | Bearish |
|---|---|---|---|
| Overall Consensus | 6 | 1 | 15 |
| Technical Analysis | 6 | 1 | 3 |
| Moving Averages | 0 | 0 | 12 |









