Woojung Bio vs Vertex Pharmaceuticals: Fair Value & Quality
Both stocks run through our valuation models. Here is how Woojung Bio (215380) and Vertex Pharmaceuticals (VRTX) compare, as of Aug 10, 2026.
As of Aug 10, 2026, Fair Value Calculator sees Vertex Pharmaceuticals as the less overvalued of the two: Woojung Bio trades at KRW 2,360 versus a fair value of KRW 940 (-60%), while Vertex Pharmaceuticals trades at $496 versus $279 (-44%).
Woojung Bio
215380.KQ · KRW · Energy
-60%
upside to fair value
overvalued
PriceKRW 2,360
Fair ValueKRW 940
Quality24/100
Vertex Pharmaceuticals
VRTX · USD · Health Care
-44%
upside to fair value
overvalued
Price$496
Fair Value$279
Quality79/100
Head-to-head numbers
Green value = the better side for that row (for valuation multiples: lower = cheaper).
Woojung BioVertex Pharmaceuticals
Valuation
—P/E (TTM)28.8×
—P/S (TTM)10.06×
—P/B6.59×
14.2×EV/EBITDA23.8×
—PEG1.72×
Profitability
-9%Net margin36%
4%Operating margin38%
-15%Return on equity24%
-1%Return on assets12%
Growth
33%Revenue growth (YoY)8%
-7.1%Avg. growth/yr (3Y)10.6%
0.1%Avg. growth/yr (5Y)14.2%
Balance & size
1.31×Debt / equity0.03×
$27MMarket cap$123B
weakGrowth qualityhealthy
Vertex Pharmaceuticals leads: 2 to 7 metric wins.
Dash = not meaningfully computable, for example with negative equity.
Quality in detail
The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.
Woojung Bioof which business quality 24 · market factors 49Vertex Pharmaceuticalsof which business quality 77 · market factors 65
ProfitabilityMargins and returns on capital today
9
72
Quality GrowthAre margins and returns improving?
16
65
CashflowEarnings quality: real cash, not paper profit
InvestmentDisciplined investing over empire-building
100
58
Low VolatilityCalm price path (market factor)
50
86
MomentumPrice trend over the last 3–12 months (market factor)
48
54
52W MomentumDistance to the 52-week high (market factor)
50
59
Net IssuanceBuybacks instead of dilution
40
82
What the models say
The median fair value (base case) per model family, each in the currency of its trading venue. Green = above the current price, red = below.
Woojung Bio
Asset-BasedKRW 940
1 of 1 models see the stock below the current price.
Vertex Pharmaceuticals
DCF Models$453
Earnings-Based$516
Dividend Discount$7.07
Multiples$278
Asset-Based$49.27
Growth DCF$348
Economic Profit$254
Growth Earnings$692
18 of 26 models see the stock below the current price.
Scenario ranges
From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.
Woojung Bio
Bear KRW 701Fair Value KRW 940Bull KRW 1,402
KRW 2,360 = current price (white tick)
Vertex Pharmaceuticals
Bear $210Fair Value $279Bull $900
$496 = current price (white tick)
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Ranked within their sector
Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.
Woojung Bio · Energy
Quality score24 · bottom 25%
Fair value upside-60% · bottom 25%
Vertex Pharmaceuticals · Health Care
Quality score79 · Top 25%
Fair value upside-44% · below median
Bottom line
As of Aug 10, 2026, Fair Value Calculator sees Vertex Pharmaceuticals as the less overvalued of the two: Woojung Bio trades at KRW 2,360 versus a fair value of KRW 940 (-60%), while Vertex Pharmaceuticals trades at $496 versus $279 (-44%).
Vertex Pharmaceuticals has the higher quality score (79/100).
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A model-based valuation snapshot from 21 models. Values change with price and fundamentals; the date shown above applies.
