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Rubicon Technology, Inc (RBCN) Fair Value & Analysis

Technology · US · Market cap $53.3M

Price$5.77
Fair Value$1.68
Upside-70.9%
Quality93/100
Evidence: Medium Range $1.68 – $2.08

Fair value as of: Jun 24, 2026

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Analysis

Rubicon Technology, Inc (RBCN) currently trades at $5.77, while our model-based Fair Value estimate is $1.68 — implying the stock looks roughly 70.9% overvalued today. We read business quality at 93/100 (high quality), in the Technology sector. Bear case: priced above our estimate, the market already discounts strong expectations. Bull case: above-average quality can justify a premium — the entry price still matters most (evidence: medium).

About the company

Rubicon Technology, Inc. provides monocrystalline sapphire for applications in optical and industrial systems in North America, Asia, and internationally. The company offers optical and industrial sapphire products in various shapes and sizes, including sheets, rods, tubes, core, ingots, and prisms for a range of end markets comprising defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical, and laser applications. It serves defense subcontractors, industrial manufacturers, fabricators, and resellers. The company was incorporated in 2001 and is based in Bensenville, Illinois.

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Frequently asked questions

Is Rubicon Technology, Inc (RBCN) undervalued?
As of Jun 24, 2026, our model estimates a fair value of $1.68 versus a price of $5.77 — about −71% (overvalued). Model-based estimate, not financial advice.
What is the fair value of RBCN?
Our 21-model fair value for Rubicon Technology, Inc is $1.68 (as of Jun 24, 2026), built from audited fundamentals. The current price is $5.77.
What is the quality score of RBCN?
Rubicon Technology, Inc has a Quality Score of 93/100, measuring profitability, growth and balance-sheet strength from non-valuation factors.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data — nothing guessed.

Educational research only · not financial advice · no buy/sell recommendation. Model-based estimates are not certainties; their reliability depends on data quality and assumptions.