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Semilux International Ltd (SELX) Fair Value & Analysis

Information Technology · US · Market cap $14.7M

SI Semilux International Ltd logo Semilux International Ltd SELX · US
Price$0.0241
Fair Value$0.0170
Upside-29.5%
Quality24/100
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Expensive Growth
Loss-making · -119.7% net margin
High debt · negative free cash flow
Trails peers (3/9)
Narrow moat 6/100
Evidence: Low Range $0.0186 – $0.0214 Share as image

Fair value as of: Jul 31, 2026

From 1 valuation models · updated 10 days ago

Share price −67.9% over the past month.

Below-average quality, and screening another 29% overvalued on our models.

What matters now

  • The price sits above even our optimistic bull case ($0.0214). The favourable scenario is already priced in.
  • Weak quality (24/100) and above fair value at the same time, the margin of safety is missing on both counts.
  • Evidence is limited here (fewer models, shorter history), so the fair value is a rougher estimate than usual.
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Price vs Fair Value (4 years)

$11.06 $0.0241 Fair Value $0.0170 Jun 2022 Jul 2026

White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Jul 31, 2026.

How to read this chart

49‑month range $0.0241 – $11.06 · fair‑value band $0.0186 – $0.0214 · the $0.0241 price screens above the $0.0170 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Jul 31, 2026.

Full chart & analysis →

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Analysis

Semilux International Ltd (SELX) currently trades at $0.0241, while our model-based Fair Value estimate is $0.0170, implying the stock looks roughly 29.5% overvalued today. The Quality Score stands at 24/100 (below-average quality), in the Information 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: low).

Trailing-twelve-month revenue stands at $116M. Revenue declined 24.6% year over year. It earns a return on equity of -86.6%. Net debt stands at $41.8M. Fundamentals as of Jul 31, 2026

Our scenario range runs from $0.0186 (bear case) to $0.0214 (bull case); at $0.0241, the current price sits above that range. Bear and bull are the same models run on conservative and optimistic assumptions (margins, growth, valuation multiples), so a plausible valuation range, not a price target.

Fair Value models

Each model estimates fair value its own way; the Fair Value above is the evidence-weighted blend. Evidence (0–100) measures how completely this model’s inputs are available: well-fed models carry more weight in the blend. The spread across models is intentional, each one stresses a different value driver; dividend models, for instance, come out structurally low when payout is small.

Model Bear Bear = the cautious scenario: the same model computed with conservative anchors (lower growth, margins and valuation multiples). Together with Bull it frames a plausible valuation range, not a price target.BaseBull Bull = the optimistic scenario: the same model computed with favourable anchors (higher growth, margins and valuation multiples). Together with Bear it frames a plausible valuation range, not a price target. Evidence
Highest evidence
NCAV (Graham) $0.0200 $0.0200 $0.0300 50
All 1 models by family
Asset-Based
NCAV (Graham) $0.0200 $0.0200 $0.0300 50

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Key figures & financial health

Revenue (TTM) $116M
Revenue growth (YoY) -24.6%
Net margin -120%
Return on equity -86.6%
Free cash flow −$18.9M FY2025
Operating margin -403%
More key figures
EPS (TTM) $-0.1200
Net debt $41.8M FY2025

Figures from reported company fundamentals · as of Jul 31, 2026. TTM = trailing twelve months.

Quality Score breakdown

Overall quality 24/100

Of which business quality 25 · Market factors (momentum, volatility) 19

Profitability 4
Margins and returns on capital today
Quality Growth 71
Are margins and returns improving?
Cashflow 7
Earnings quality: real cash, not paper profit
Fin. Strength 25
Balance sheet, leverage, solvency risk
Investment 71
Disciplined investing over empire-building
Low Volatility 49
Calm price path (market factor)
Momentum 9
Price trend over the last 3–12 months (market factor)
52W Momentum 0
Distance to the 52-week high (market factor)
Net Issuance 0
Buybacks instead of dilution

Non-valuation factor families (profitability, growth, cashflow, financial strength, momentum …), each academically grounded. Valuation itself sits in the Fair Value and is deliberately excluded here to avoid double-counting.

About the company

Semilux International Ltd., through its subsidiaries, develops, manufactures, and sells laser module and its components. It is an optical technology company, which engages in customization design and supply of optical components.

Full company description

Semilux International Ltd., through its subsidiaries, develops, manufactures, and sells laser module and its components. It is an optical technology company, which engages in customization design and supply of optical components. It designs and produces high-precision optics and fluorescent modules; and engages in sale of artificial intelligence related products, as well as investment holding activities. It offers laser lights modules and related optical components use in commercial projectors, car lights, and optical sensors; laser lights module consists of laser diodes and fluorescent chips; color filters use in optical/laser modules; color filter wheels; fluorescent chip and wheel; and wafer level optics. The company was founded in 2009 and is based in Taichung, Taiwan.

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

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Semilux International Ltd reported revenue of $120M in FY2025 versus $126M in FY2021, a compound −1.2%/yr. Reported net income was −$121M in FY2025.

Growth Quality 21/100
The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Latest Revenue (FY 2025)
$120M
Latest YoY
+266.1%
Avg. growth/yr (3Y) Measures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump.
+5.5%
Avg. growth/yr (5Y) Measures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump.
+4.3%
Revenue −1.2%/yr
FY21 $126M
FY22 $102M
FY23 $32.8M
FY24 $32.8M
FY25 $120M
Net income
FY21 −$11.4M
FY22 $14.8M
FY23 −$50.0M
FY24 −$50.0M
FY25 −$121M

SELX screens 29% overvalued. Compare with Formpipe Software AB →

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Cite: Fair Value Calculator (2026). "Semilux International Ltd Fair Value". https://www.fairvalue-calculator.com/stock/SELX

Peer Group

Information Technology · 3403 stocks

How this stock ranks against its sector: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.

Quality Score 25 · Bottom 25%
Fair Value upside −30% · Above median
Return on assets -27% · Bottom 25%
Net margin (TTM) -120% · Bottom 25%
Revenue growth -25% · Bottom 25%
Debt / equity 1.64× · Higher than 75% of peers

Valuation Multiples vs Information Technology median · lower = cheaper

P/B 0.79× · Cheaper than median
P/S (TTM) 0.13× · Cheaper than 75% of peers

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.

VALUE 0 · sector 0
FUTURE 0 · sector 38
PAST 0 · sector 22
HEALTH 18 · sector 97
DIVIDEND 0 · sector 28

VALUE 0: the price sits above our fair-value range.

Values & ESG

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

None of the checked exposures detected

ESG scores are not available for this stock yet. Values and ESG data are contextual and can differ between providers.

Similar stocks

3 more Information Technology stocks, each showing price versus our Fair Value estimate (as of Jul 31, 2026).

Stock Price Fair Value vs Fair Value
Formpipe Software AB FPIP kr 29.80 kr 11.24 -62%
SGA Co 049470 1,460 KRW 393.17 KRW -73%
Cherry SE C3RY €1.20 €0.5300 -56%

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Frequently asked questions

Is Semilux International Ltd (SELX) overvalued or undervalued?
As of Jul 31, 2026, our model estimates a fair value of $0.0170 versus a price of $0.0241, about −29% (overvalued).
What is the fair value of SELX?
Our model-based fair value for Semilux International Ltd is $0.0170 (as of Jul 31, 2026), built from audited fundamentals. The current price is $0.0241.
What is the quality score of SELX?
Semilux International Ltd has a Quality Score of 24/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
What is the revenue of Semilux International Ltd (SELX)?
Semilux International Ltd reported trailing-twelve-month revenue of about $116M (latest available figure, as of Jul 31, 2026).
What is the net profit margin of SELX?
The net profit margin of Semilux International Ltd is about -119.7%, meaning it is currently running at a net loss. Based on the latest reported figures.

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.

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