Tci Gene vs Vertex Pharmaceuticals: Fair Value & Quality
Both stocks run through our valuation models. Here is how Tci Gene (6879) and Vertex Pharmaceuticals (VRTX) compare, as of Aug 11, 2026.
As of Aug 11, 2026, Fair Value Calculator sees Tci Gene as the less overvalued of the two: Tci Gene trades at TWD 34.00 versus a fair value of TWD 25.85 (-24%), while Vertex Pharmaceuticals trades at $496 versus $279 (-44%).
Tci Gene
6879.TWO · TWD · Information Technology
-24%
upside to fair value
overvalued
PriceTWD 34.00
Fair ValueTWD 25.85
Quality72/100
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).
Tci GeneVertex Pharmaceuticals
Valuation
23.0×P/E (TTM)28.8×
3.39×P/S (TTM)10.06×
1.04×P/B6.59×
25.4×EV/EBITDA23.8×
—PEG1.72×
Profitability
15%Net margin36%
9%Operating margin38%
4%Return on equity24%
1%Return on assets12%
Growth
-28%Revenue growth (YoY)8%
-13.6%Avg. growth/yr (3Y)10.6%
—Avg. growth/yr (5Y)14.2%
Balance & size
—Debt / equity0.03×
$29MMarket cap$123B
weakGrowth qualityhealthy
Vertex Pharmaceuticals leads: 3 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.
Tci Geneof which business quality 72 · market factors 42Vertex Pharmaceuticalsof which business quality 77 · market factors 65
ProfitabilityMargins and returns on capital today
34
72
Quality GrowthAre margins and returns improving?
22
65
CashflowEarnings quality: real cash, not paper profit
InvestmentDisciplined investing over empire-building
100
58
Low VolatilityCalm price path (market factor)
71
86
MomentumPrice trend over the last 3–12 months (market factor)
35
54
52W MomentumDistance to the 52-week high (market factor)
21
59
Net IssuanceBuybacks instead of dilution
82
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.
Tci Gene
DCF ModelsTWD 47.41
Earnings-BasedTWD 13.70
Dividend DiscountTWD 17.63
MultiplesTWD 25.29
Asset-BasedTWD 22.55
Growth DCFTWD 54.33
Economic ProfitTWD 19.44
Growth EarningsTWD 23.24
15 of 24 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.
Tci Gene
Bear TWD 19.55Fair Value TWD 25.85Bull TWD 32.32
TWD 34.00 = 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.
Tci Gene · Information Technology
Quality score72 · Top 25%
Fair value upside-24% · above median
Vertex Pharmaceuticals · Health Care
Quality score79 · Top 25%
Fair value upside-44% · below median
Bottom line
As of Aug 11, 2026, Fair Value Calculator sees Tci Gene as the less overvalued of the two: Tci Gene trades at TWD 34.00 versus a fair value of TWD 25.85 (-24%), 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.
