Woojin (105840) fair value: what the stock is really worth
As of Nov 6, 2026: fair value (intrinsic value) of Woojin stock KRW 5,963, price KRW 8,240, that is 27.6% below the price, quality 47 out of 100. Rating: overvalued. Calculated from audited financials with 16 of our 26 valuation models and 37 quality factors, updated daily.
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Woojin
105840 · KOOur calculation puts a fair price 28% below what the stock costs today.
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Price vs Fair Value
White line = price, green steps = our fair value per fiscal year. As of Nov 7, 2026.
How to read this chart
60‑month range 5,513 KRW – 30,764 KRW · fair‑value band 5,837 KRW – 6,351 KRW · the 8,240 KRW price screens above the 5,963 KRW 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. As of Nov 7, 2026.
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Company profile
Woojin Inc. engages in the developing and manufacturing of industrial measuring instruments in South Korea.
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The company offers various instruments ranging from the ICI assembly, RSPT, PI RTD, CEDM coil, integrated auto manual station, LCD type indicator, paperless recorder, TC and RTD, and pressure gauge and switch, as well as refabricated, IHA, HJTC MI, and ICI MI cable assembly for nuclear power plants; and calibration and measurement, and flow metering system.
It also provides automation equipment, such as automatic measuring device for chartering temperature at the exit of the blast furnace, main lance system, sub lance system, automatic temperature measurement and sampling device for steel making, automatic measuring device for molten steel hydrogen, top bubbling system, bottom bubbling system, injection lance, wire feeding device, molten metal surface level measurement device, molten metal surface level measurement device, continuous temperature measuring device for continuous casting, tundish flux feeder for continuous casting, mold level measurement system for continuous casting, and automatic temperature measurement and sampling device for electric furnace for steel manufacturers.
In addition, the company offers condition monitoring systems, such as sensors, condition monitors, analysis and diagnostic systems, eddy-current displacement sensors, portable devices, vibration calibration and training kits, and vibration condition monitoring and maintenance training solutions to predict and prevent unexpected equipment accidents that could occur in industrial areas; high silicon cast iron and MMO anodes; and temperature sensors, including thermocouple, resistance temperature detector, and thermowell for semiconductor, steel, petrochemical, gas, power generation, and glass industry.
Further, the company develop nuclear power plant decommissioning and decontamination technology. Woojin Inc. was founded in 1980 and is based in Hwaseong-si, South Korea.
Stock analysis
Woojin (105840) currently trades at 8,240 KRW, while our model-based Fair Value estimate is 5,963 KRW, 28% below the price, so the stock looks overvalued today.
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Valuation
Bull case: the Multiples group reads highest at a median of 10,153 KRW per share, and 5 of the 16 models we run sit above the 8,240 KRW price.
Bear case: the Dividend Discount group reads lowest at 924.38 KRW, and 11 of the 16 models stay below the price. Data coverage for this calculation is medium.
Scenario range: 5,837 KRW (bear) to 6,351 KRW (bull), the price of 8,240 KRW 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 47/100 (below-average quality), in the Technology sector.
Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Woojin reported revenue of 150B KRW in FY2025 versus 108B KRW in FY2021, a compound +8.7%/yr. Reported net income was 8.7B KRW in FY2025.
Key figures
Market cap 166B KRW (≈ $123M) Micro · P/E ratio 14.3 · P/S ratio 1.35 · EPS (TTM) 567.74 KRW · Dividend yield 3.6% · Net margin 7.3% · Return on equity 6.6% · Return on assets (EBIT) 5.2% (5-year average).
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 37 out of 100 (medium confidence).
What moves the price
The share trades about 73% below its 52-week high and at its 52-week low, currently below its 200-day average.
For context, the median of 10 Technology peers we cover trades at −45% fair-value upside, at −28%, 105840 screens cheaper than that median.
Fair Value models
All 16 models by family
Quality Score breakdown
It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.
Revenue & earnings trend
105840 screens overvalued: fair value 28% below the price. Compare with Keysight Technologies, Inc →
Compare Woojin with another stock
Price, fair value, quality and upside side by side.
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.Scientific & Technical Instruments · 160 stocks
Valuation Multiplesvs Scientific & Technical Instruments median · lower = cheaper
Strength profile in five axes (Snowflake)
VALUE 0: the price sits above our fair-value range.
Context: sector, industry, market
- Is the Information Technology sector expensive or cheap?
- P/E, EV/EBITDA and margins by industry (reference tables)
- Revenue growth by industry
- PEG ratio by industry
- Stock screener with 62 metrics
- Undervalued stocks: South Korean Stocks
- Valuation of the Korea market
Values & ESG
Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.
Similar stocks
10 more Scientific & Technical Instruments stocks, each showing price versus our Fair Value estimate.
| Stock | Price | Fair Value | vs Fair Value | Compare |
|---|---|---|---|---|
| Garmin Ltd GRMN | $285.57 | $314.13 | +10% | vs 105840 |
| Teledyne Technologies Incorporated TDY | $618.60 | $680.46 | +10% | vs 105840 |
| MKS Inc MKSI | $192.27 | $199.16 | +4% | vs 105840 |
| Cognex Corporation CGNX | $47.78 | $38.10 | −20% | vs 105840 |
| Fortive Corporation FTV | $65.37 | $35.67 | −45% | vs 105840 |
| Trimble Inc TRMB | $54.11 | $29.48 | −46% | vs 105840 |
| Chroma ATE Inc 2360 | 1,250 TWD | 607.12 TWD | −51% | vs 105840 |
| Coherent Corp COHR | $192.81 | $92.93 | −52% | vs 105840 |
| Keysight Technologies, Inc KEYS | $272.13 | $117.27 | −57% | vs 105840 |
| AVIC Chengdu Aircraft Company 302132 | ¥70.00 | ¥12.60 | −82% | vs 105840 |
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Key figures of Woojin
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