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STOCK COMPARISON

Taiwan Cogeneration vs Quanta Services: Fair Value & Quality

Both stocks run through our valuation models. Here is how Taiwan Cogeneration (8926) and Quanta Services (PWR) compare, as of Sep 24, 2026.

As of Sep 24, 2026, Fair Value Calculator sees Taiwan Cogeneration as the less overvalued of the two: Taiwan Cogeneration trades at TWD 58.80 versus a fair value of TWD 46.42 (-21%), while Quanta Services trades at $635 versus $163 (-74%).
Taiwan Cogeneration
8926.TW · TWD · Utilities
-21%
upside to fair value
overvalued
PriceTWD 58.80
Fair ValueTWD 46.42
Quality59/100
Quanta Services
PWR · USD · Industrials
-74%
upside to fair value
overvalued
Price$635
Fair Value$163
Quality50/100
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Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

Taiwan CogenerationQuanta Services
Valuation
24.6×P/E (TTM)88.3×
2.80×P/S (TTM)3.24×
3.43×P/B10.91× · book value is mostly goodwill
33.3×EV/EBITDA38.5×
n/aPEG1.84×
−21.1%Fair value upside−74.3%
4.1%Dividend yield0.1%
TWD 2.41Dividend per share$0.42
Profitability
6%Operating margin4%
1.13×EBIT margin trend (5Y)1.02×
15%Return on equity14%
2%Return on assets5%
Growth
598%Revenue growth (YoY)26%
12.5%Avg. growth/yr (3Y)18.4%
4.9%Avg. growth/yr (5Y)20.4%
+12.6%Value creation/yr+16.8%
Balance & size
4.8×Interest coverage (EBIT/interest)6.3×
0.52×Debt / equity0.59×
$2BMarket cap$97B
healthyGrowth qualityhealthy
Valuation multiples (P/E, P/S, P/B, EV/EBITDA) are shown but not scored here: the two companies sit in different sectors, and multiples only compare fairly between similar business models. PEG stays scored, as it relates the P/E to growth.

Even match: 5 to 5 metric wins.

n/a = 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.

Taiwan Cogenerationof which business quality 60 · market factors 56 Quanta Servicesof which business quality 52 · market factors 61
ProfitabilityMargins and returns on capital today
41
45
Quality GrowthAre margins and returns improving?
52
44
CashflowEarnings quality: real cash, not paper profit
86
59
Fin. StrengthBalance sheet, leverage, solvency risk
59
55
InvestmentDisciplined investing over empire-building
55
36
Low VolatilityCalm price path (market factor)
64
41
MomentumPrice trend over the last 3–12 months (market factor)
53
62
52W MomentumDistance to the 52-week high (market factor)
54
81
Net IssuanceShare count: buybacks or dilution?
64
72

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyTaiwan CogenerationPrice TWD 58.80Quanta ServicesPrice $635
DCF Models-53%below the priceTWD 27.60-62%below the price$238
Earnings-Based-66%below the priceTWD 20.18-82%below the price$111
Dividend Discount-45%below the priceTWD 32.50-99%below the price$7.09
Multiples-76%below the priceTWD 14.11-79%below the price$130
Asset-Based-78%below the priceTWD 12.73-94%below the price$39.91
Growth DCF-45%below the priceTWD 32.08-61%below the price$250
Economic Profit-66%below the priceTWD 19.80-90%below the price$64.82
Growth Earnings-44%below the priceTWD 32.94-74%below the price$163
Minimum-78%below the priceTWD 12.73-99%below the price$7.09
Maximum-44%below the priceTWD 32.94-61%below the price$250
Median-59%below the priceTWD 23.89-81%below the price$121
Geometric mean-62%below the priceTWD 22.60-87%below the price$84.43

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Taiwan Cogeneration: 24 of 24 models see the stock below the current price.

Quanta Services: 26 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

Taiwan Cogeneration
Price TWD 58.80
Fair Value TWD 46.42
Bear TWD 46.12Bull TWD 67.50
Quanta Services
Price $635
Fair Value $163
Bear $108Bull $212

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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.

Taiwan Cogeneration · Utilities

Quality score59 · Top 25%
Fair value upside-21% · below median

Quanta Services · Industrials

Quality score50 · below median
Fair value upside-74% · bottom 25%

Bottom line

As of Sep 24, 2026, Fair Value Calculator sees Taiwan Cogeneration as the less overvalued of the two: Taiwan Cogeneration trades at TWD 58.80 versus a fair value of TWD 46.42 (-21%), while Quanta Services trades at $635 versus $163 (-74%).

Taiwan Cogeneration has the higher quality score (59/100).

Open Taiwan Cogeneration live analysis →

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.