RDC Semiconductor Co Ltd (3228) fair value: what the stock is really worth
As of Sep 24, 2026: fair value of RDC Semiconductor Co Ltd TWD 96.77, price TWD 174, upside -44.4%, quality 35 out of 100. Calculated from audited financials with 26 valuation models and 37 quality factors, updated daily.
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Price vs Fair Value
White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Sep 24, 2026.
How to read this chart
60‑month range 96.70 TWD – 560.00 TWD · fair‑value band 63.98 TWD – 120.97 TWD · the 174.00 TWD price screens above the 96.77 TWD fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Sep 24, 2026.
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RDC Semiconductor Co., Ltd. designs and develops 16/32-bit microprocessors in Taiwan and internationally.
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RDC Semiconductor Co., Ltd. designs and develops 16/32-bit microprocessors in Taiwan and internationally. The company offers EmKore platform for embedded applications, such as point of sale systems, public information kiosk, human machine interfaces, thin client computer, embedded industrial computer applications, industrial automation control equipment, cloud healthcare system, smart vending machine, automated teller machine, digital signage, and in-vehicle infotainment system; and RDC IAD processor platform for fanless applications. It also provides 32-bit and 16-bit microcontrollers for various applications, including industrial control, industrial computer, POS/KIOSK, communication products, digital photo frame, information appliance peripheral products, digital signage, and thin client; and NPU for communication products, printer server NAS, home broadband router, network camera, industrial control, and VoIP phone applications. In addition, it offers Low Power SoCs for Programmable Automation Controller, Embedded Board Solutions, Data Acquisition Controller, and Industrial Automation Control; and connectivity for various applications, including multi-port communication card and gas station fuel control systems. RDC Semiconductor Co., Ltd. was founded in 1986 and is headquartered in Hsinchu City, Taiwan.
Stock analysis
RDC Semiconductor Co Ltd (3228) currently trades at 174.00 TWD, while our model-based Fair Value estimate is 96.77 TWD, implying the stock looks roughly 79.8% overvalued today.
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Valuation
How firm this estimate is: it rests on 1 models at a data quality of 95/100, which puts the evidence level at low.
Scenario range: 63.98 TWD (bear) to 120.97 TWD (bull), the price of 174.00 TWD sits above it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target.
Quality & growth
The Quality Score stands at 35/100 (below-average quality), in the Technology sector.
Weak Growth: Revenue is shrinking: the last year, the last three and the last five years are all negative.
RDC Semiconductor Co Ltd reported revenue of 309M TWD in FY2025 versus 618M TWD in FY2021, a compound −15.9%/yr. Reported net income was −144M TWD in FY2025.
Key figures
Market cap 12.4B TWD (≈ $392M) · P/S ratio 34.1 · EPS (TTM) −1.93 TWD · Net margin −46.6% · Return on equity −22.1% · Return on assets (EBIT) −1.6% · Operating margin −33.1% · Revenue (TTM) 325M TWD.
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 32 out of 100 (low confidence).
What moves the price
The share trades about 32% below its 52-week high and 48% above its 52-week low, currently above its 200-day average.
For context, the median of 10 Technology peers we cover trades at −41% fair-value upside, at −44%, 3228 screens richer than that median.
Fair Value models
Bear 63.98 TWDFair Value 96.77 TWDBull 120.97 TWD
Model ⓘEach model values the company its own way (discounted cash flow, earnings, assets, dividends). The fair value above is their evidence-weighted blend, not the output of a single 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 ⓘEvidence = how well-backed THIS model's estimate is for this stock (0–100): how complete and reliable its input data are, and how well the model fits the company. The final Fair Value is an evidence-weighted blend, so better-evidenced models count more. Green ≥70, amber 50–69, grey below 50.
Growth Quality ⓘGrowth is valuable only when reinvestment earns attractive returns (Aswath Damodaran): sustainable growth depends on return on capital, reinvestment and efficiency. Basis: total company revenue over the periods shown on the cards (3Y/5Y/all years), not per share, so a merger can show up as a growth jump; per-share earnings growth is in the value-creation card.0/100
Revenue is shrinking: the last year, the last three and the last five years are all negative.
Revenue growth 1 year
−27.2%
Revenue growth 3 years ⓘ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. Per-share growth (which does include buybacks) is in the value-creation card.
−9.4%
Revenue growth 5 years ⓘ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. Per-share growth (which does include buybacks) is in the value-creation card.
−4.0%
Start year 2020 (pandemic)
Revenue growth 8 years ⓘ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. Per-share growth (which does include buybacks) is in the value-creation card.
+2.6%
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Profit margin (trend) ⓘOperating margin then vs now, from reported annual statements. A falling margin after a boom year is the classic peak-earnings signal: the growth rate then leans on an inflated base.
18.7% (2020) → −47.7% (2025)
What shareholders gained per year ⓘWe only publish this rate when it is defensible. Reason: fiscal 2025 is a loss year, no rate is defined from a loss
Compare RDC Semiconductor Co Ltd with another stock
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Peer Groupⓘ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.Semiconductors · 338 stocks
Beats the industry median on 4/8 measures
A mixed picture versus its industry peers.
Valuation
Quality Score38 · Bottom 25%
Fair Value upside−44% · Above median
Profitability
Return on assets−12% · Bottom 25%
Net margin (TTM)−43% · Bottom 25%
Operating margin (TTM)−33% · Bottom 25%
Growth and dividend
Revenue growth19% · Above median
Valuation Multiplesvs Semiconductors median · lower = cheaper
P/B0.58× · Cheapest 25%
P/S (TTM)1.21× · Cheapest 25%
Strength profile in five axes (Snowflake)
This stockSector peers
VALUE (fair-value potential)0· sector 0
FUTURE (revenue growth)96· sector 64
PAST (return on equity)0· sector 22
HEALTH (low debt)100· sector 95
DIVIDEND (yield)0· sector 20
VALUE 0: the price sits above our fair-value range.
For bloggers, editors and developers: paste this into your site or blog (a “Custom HTML” block in WordPress), it shows the current fair value and links back here. Free, plain HTML, and welcome. Full data streams (CSV/JSON) at /developers.
Cite: Fair Value Calculator (2026). "RDC Semiconductor Co Ltd Fair Value". https://www.fairvalue-calculator.com/stock/3228
Frequently asked questions
Is RDC Semiconductor Co Ltd (3228) overvalued or undervalued?
As of Sep 24, 2026, our model estimates a fair value of 96.77 TWD versus a price of 174.00 TWD, about −44% upside (overvalued).
What is the fair value of 3228?
Our model-based fair value for RDC Semiconductor Co Ltd is 96.77 TWD (as of Sep 24, 2026), built from audited fundamentals. The current price: 174.00 TWD.
What is the quality score of 3228?
RDC Semiconductor Co Ltd has a Quality Score of 35/100. 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 price target for RDC Semiconductor Co Ltd (3228)?
Our model-based price target is the fair value of 96.77 TWD (as of Sep 24, 2026) from 1 valuation models. Cautious scenario 63.98 TWD, optimistic scenario 120.97 TWD. It is a calculation from audited fundamentals, not an analyst target.
What is the RDC Semiconductor Co Ltd stock forecast for 2026?
Our models put fair value at 96.77 TWD, about −44% upside versus a price of 174.00 TWD (overvalued). Cautious scenario 63.98 TWD, optimistic scenario 120.97 TWD. The calculation is refreshed regularly with new filings.
What is the revenue of RDC Semiconductor Co Ltd (3228)?
RDC Semiconductor Co Ltd reported trailing-twelve-month revenue of about 325M TWD (latest available figure, as of Sep 24, 2026).
What is the intrinsic value of RDC Semiconductor Co Ltd (3228)?
Intrinsic value and fair value mean the same thing: what the business is worth on its numbers, independent of the share price. For RDC Semiconductor Co Ltd it is 96.77 TWD per share (as of Sep 24, 2026), against a price of 174.00 TWD. It is the blended result of 1 valuation models (cash flow, earnings, asset, dividend).
Is RDC Semiconductor Co Ltd stock overvalued or undervalued in 2026?
As of Sep 24, 2026, 3228 trades above its calculated fair value: price 174.00 TWD, fair value 96.77 TWD, a gap of about −44% (overvalued). The calculation is refreshed with each new quarterly report, so the verdict can change during the year.
Is fair value the same as the market price of 3228?
No. The price is what the market pays today (174.00 TWD); the fair value is what the company's own numbers justify (96.77 TWD). For RDC Semiconductor Co Ltd the two are 77.23 TWD per share apart. That gap is exactly why we show both numbers side by side.
How much is RDC Semiconductor Co Ltd worth?
The market values RDC Semiconductor Co Ltd at about 12.4B TWD (market capitalisation, as of Sep 24, 2026). Per share that is 174.00 TWD; our models calculate a fair value of 96.77 TWD per share.
What do the bullish and bearish scenarios say about 3228?
Our models span a range for RDC Semiconductor Co Ltd: cautious scenario 63.98 TWD, base 96.77 TWD, optimistic 120.97 TWD per share (as of Sep 24, 2026, price 174.00 TWD). The range comes from different growth and margin assumptions, not from analyst opinions.
How solid is the balance sheet of RDC Semiconductor Co Ltd (3228)?
Balance-sheet figures for RDC Semiconductor Co Ltd (as of Sep 24, 2026): return on equity −22.1%. They feed the Quality Score of 35/100, which measures business quality independently of the share price.
How far is 3228 from its 52-week high?
RDC Semiconductor Co Ltd trades at 174.00 TWD, about 32% below its 52-week high of 257.50 TWD and 48% above the low of 117.50 TWD (as of Sep 24, 2026). Distance from the high says nothing about value: that is what the fair value of 96.77 TWD is for.
Which stocks are comparable to RDC Semiconductor Co Ltd?
From the same area (Technology) we also value NVIDIA Corporation, Taiwan Semiconductor Manufacturing Company, Broadcom Inc, Micron Technology, Inc, among others. Each of them has its own fair-value calculation on this site using the same models, so the comparison is like for like.
Is RDC Semiconductor Co Ltd stock attractive at the current price?
The data as of Sep 24, 2026: price 174.00 TWD, calculated fair value 96.77 TWD (−44%), Quality Score 35/100, from 1 models. Whether that fits your horizon and risk tolerance is your call. We provide the calculation, not investment advice.
How is the fair value of 3228 calculated?
We run RDC Semiconductor Co Ltd through 1 models from four families: discounted cash flow, earnings models, asset and balance-sheet models, and dividend models. Every model gets the same audited fundamentals; the result is the weighted average of 96.77 TWD, with the spread shown as a cautious and an optimistic scenario.
Is it still worth investing in stocks now?
The global stock market currently sits 14.0 % above its aggregate fair value. RDC Semiconductor Co Ltd itself currently trades above fair value. An expensive market is no reason to stay out and no reason to buy everything at once: keep a broad savings plan running, buy single stocks only with money you can do without, and hold part of your money liquid while the market is high. The full picture including sectors is on is it worth investing now.
What is the share price of RDC Semiconductor Co Ltd (3228)?
The closing price on Sep 24, 2026 was 174.00 TWD. Our model-based fair value is 96.77 TWD, about −44% upside (overvalued). We carry closing prices from our data provider, not a live tick.
What should I pay attention to with RDC Semiconductor Co Ltd right now?
The price sits above even our optimistic bull case (120.97 TWD). The favourable scenario is already priced in. Weak quality (35/100) and above fair value at the same time, the margin of safety is missing on both counts. The large gap to fair value rests on thin data (low evidence): fewer applicable models and a shorter history. Read it with extra caution. A fairly wide model range (63.98 TWD to 120.97 TWD) leaves room in how you read the outcome.
Key figures of RDC Semiconductor Co Ltd
How large is the market capitalisation of RDC Semiconductor Co Ltd (3228)?
The market capitalisation of RDC Semiconductor Co Ltd is 12.4B TWD (≈ $392M). The stock-market value of the whole company: share price times number of shares. It is what the market asks for the entire business today.
What is the P/S ratio of RDC Semiconductor Co Ltd (3228)?
The price-to-sales ratio of RDC Semiconductor Co Ltd is 34.1 (last twelve months). Price to sales: market value relative to yearly revenue. Useful when profit is thin or distorted.
What are the earnings per share of RDC Semiconductor Co Ltd (3228)?
Earnings per share at RDC Semiconductor Co Ltd are −1.93 TWD. Earnings per share over the last twelve months: total profit spread across every single share.
What is the net margin of RDC Semiconductor Co Ltd (3228)?
The net margin of RDC Semiconductor Co Ltd is −46.6% (fiscal year 2025). How much of every unit of revenue ends up as profit. 10% means 10 cents of profit per dollar of sales.
What is the return on equity of RDC Semiconductor Co Ltd (3228)?
The return on equity (ROE) of RDC Semiconductor Co Ltd is −22.1% (last twelve months). Profit relative to shareholders' equity, how efficiently the company works with its owners' money.
What is the EBIT return on assets of RDC Semiconductor Co Ltd (3228)?
On an EBIT basis the return on assets of RDC Semiconductor Co Ltd is −1.6% (avg 5y). Operating profit (EBIT) relative to everything the company owns, as a multi-year average. It describes the business model rather than one good or bad year.
What is the operating margin of RDC Semiconductor Co Ltd (3228)?
The operating margin of RDC Semiconductor Co Ltd is −33.1% (last twelve months). Profit from the core business (before interest and taxes) relative to revenue.
How fast is revenue growing at RDC Semiconductor Co Ltd (3228)?
Revenue at RDC Semiconductor Co Ltd is growing +19.2% versus a year earlier (3y avg −9.4%). How much revenue grew versus a year earlier (YoY). The 3-year average next to it puts the single year in context.
How fast are earnings growing at RDC Semiconductor Co Ltd (3228)?
Earnings per share at RDC Semiconductor Co Ltd are growing −89.4% versus a year earlier. How much earnings per share grew versus a year earlier.
How much free cash flow does RDC Semiconductor Co Ltd (3228) generate?
The free cash flow of RDC Semiconductor Co Ltd is −101M TWD (fiscal year 2025). The cash truly left after running and investing in the business, this is what pays dividends and buybacks.
How much net cash does RDC Semiconductor Co Ltd (3228) hold?
RDC Semiconductor Co Ltd holds more cash than debt, 19.8M TWD net (fiscal year 2023). The company holds more cash than debt, a safety cushion.
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