Data-driven stock valuation

Sumco Corp ADR (SUOPY) fair value: what the stock is really worth

We calculate from audited financials what Sumco Corp ADR is really worth. The fair value tells you whether the price is too high or too low, the quality score (0 to 100) how solid the business behind it is. 26 models, 37 quality factors, updated daily, free.

1. Compare price with fair valuebelow fair value = cheap, above = expensive
2. Check the quality50 and up solid, 75 and up strong
3. Watch it or check another stockalert when fair value or trend changes

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Technology · US · Market cap $9.2B · ISIN US86558P1093

At a glance

What runs behind every stock

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

69 individual criteria per stock, every one traceable See the method →

What matters now

• The large discount to fair value meets weak quality (38/100). That raises the risk this is a value trap rather than a bargain.
• The price is below even our cautious bear case ($50.06). The market is more pessimistic than our downside scenario.

Price vs Fair Value (5 years)

White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Sep 8, 2026.

How to read this chart

60‑month range $9.99 – $67.00 · fair‑value band $50.06 – $89.50 · the $42.10 price screens below the $69.78 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). 1 fiscal year is left out: there the valuation rested on only a fraction of the usual models. Dashed = 300-day average. As of Sep 8, 2026.

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Analysis

Sumco Corp ADR (SUOPY) currently trades at $42.10, while our model-based Fair Value estimate is $69.78, implying the stock looks roughly 39.7% undervalued today. The Quality Score stands at 38/100 (below-average quality), in the Technology sector. Bull case: the Multiples group reads highest at a median of $66.56 per share, and 1 of the 4 models we run sit above the $42.10 price. Bear case: the Asset-Based group reads lowest at $13.75, and 3 of the 4 models stay below the price. Evidence for this calculation is medium.

Over the trailing twelve months, Sumco Corp ADR generated revenue of $409B at a net margin of −5.7%. Revenue declined 1.0% year over year. It earns a return on equity of −3.5%. Net debt stands at $287B. Fundamentals as of Sep 8, 2026

Scenario range: $50.06 (bear) to $89.50 (bull), the price of $42.10 sits below it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target. The share trades about 24% below its 52-week high and 186% above its 52-week low, currently above its 200-day average. For context, the median of 10 Technology peers we cover trades at −71% fair-value upside, at 66%, SUOPY screens cheaper than that median.

Fair Value models

Each model values the company its own way; the fair value above is the evidence-weighted blend. Evidence (0 to 100) shows how complete a model's inputs are. How we calculate →

Widest divergence: Multiples ($66.56) versus Dividend Discount ($2.76). Highest evidence: EV/EBITDA (67).

Key figures & financial health

Quality Score breakdown

About the company

Sumco Corporation engages in the manufacture and sale of silicon wafers for the semiconductor industry in Japan, the United States, China, Taiwan, South Korea, Europe, and internationally. It offers polished, annealed, epitaxial, junction isolated, silicon-on-insulator, and reclaimed polished wafers, as well as provides monocrystalline ingots.

Full company description

Sumco Corporation engages in the manufacture and sale of silicon wafers for the semiconductor industry in Japan, the United States, China, Taiwan, South Korea, Europe, and internationally. It offers polished, annealed, epitaxial, junction isolated, silicon-on-insulator, and reclaimed polished wafers, as well as provides monocrystalline ingots. The company was formerly known as Sumitomo Mitsubishi Silicon Corp. and changed its name to Sumco Corporation in August 2005. The company was incorporated in 1999 and is headquartered in Minato, Japan.

Company description, as reported by the company or data provider.

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Sumco Corp ADR reported revenue of ¥430B in FY2025 versus ¥336B in FY2021, a compound +6.4%/yr. Reported net income was −¥12.3B in FY2025.

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Peer Group

Semiconductor Equipment & Materials · 213 stocks

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.

Valuation Multiples vs Semiconductor Equipment & Materials median · lower = cheaper

Context: sector, industry, market

• Is the Information Technology sector expensive or cheap?
• P/E, EV/EBITDA and margins by industry (reference tables)
• Undervalued stocks: US Stocks
• Valuation of the USA market

Strength profile in five axes (Snowflake)

Five quick dimensions, each 0 to 100: VALUE (fair-value potential), FUTURE (revenue growth), PAST (return on equity), HEALTH (low debt), DIVIDEND (yield). Green = this stock, grey = typical sector peer.

Values & ESG

Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.

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