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STOCK COMPARISON

Smurfit WestRock vs Thai Plastic Industrial (1994) Public Company: Fair Value & Quality

Both stocks run through our valuation models. Here is how Smurfit WestRock (SW) and Thai Plastic Industrial (1994) Public Company (TPLAS) compare, as of Sep 25, 2026.

As of Sep 25, 2026, Fair Value Calculator sees Smurfit WestRock as the less overvalued of the two: Smurfit WestRock trades at $46.00 versus a fair value of $37.46 (-19%), while Thai Plastic Industrial (1994) Public Company trades at THB 1.14 versus THB 0.42 (-63%).
Smurfit WestRock
SW · USD · Materials
-19%
upside to fair value
overvalued
Price$46.00
Fair Value$37.46
Quality32/100
Thai Plastic Industrial (1994) Public Company
TPLAS.BK · THB · Materials
-63%
upside to fair value
overvalued
PriceTHB 1.14
Fair ValueTHB 0.42
Quality60/100
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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

Smurfit WestRockThai Plastic Industrial (1994) Public Company
Valuation
63.7×P/E (TTM)19.0×
0.78×P/S (TTM)0.67×
1.14×P/B0.98×
7.7×EV/EBITDA7.5×
0.28×PEGn/a
−18.6%Fair value upside−63.2%
3.8%Dividend yield3.5%
$1.75Dividend per shareTHB 0.04
Profitability
7%Operating margin10%
0.68×EBIT margin trend (5Y)0.13×
2%Return on equity5%
3%Return on assets3%
Growth
1%Revenue growth (YoY)8%
35.2%Avg. growth/yr (3Y)-7.0%
29.6%Avg. growth/yr (5Y)-0.8%
+0.7%Value creation/yr−21.7%
Balance & size
2.6×Interest coverage (EBIT/interest)27.9×
0.62×Debt / equity0.00×
$24BMarket cap$9M
mixedGrowth qualityweak

Even match: 7 to 7 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.

Smurfit WestRockof which business quality 34 · market factors 53 Thai Plastic Industrial (1994) Public Companyof which business quality 60 · market factors 61
ProfitabilityMargins and returns on capital today
26
40
Quality GrowthAre margins and returns improving?
74
29
CashflowEarnings quality: real cash, not paper profit
44
38
Fin. StrengthBalance sheet, leverage, solvency risk
34
90
InvestmentDisciplined investing over empire-building
24
92
Low VolatilityCalm price path (market factor)
51
66
MomentumPrice trend over the last 3–12 months (market factor)
52
51
52W MomentumDistance to the 52-week high (market factor)
58
71
Net IssuanceShare count: buybacks or dilution?
0
82

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 familySmurfit WestRockPrice $46.00Thai Plastic Industrial (1994) Public CompanyPrice THB 1.14
DCF Models-1%close to the price$45.41-60%below the priceTHB 0.46
Earnings-Based-67%below the price$15.40-75%below the priceTHB 0.29
Dividend Discount-34%below the price$30.19-64%below the priceTHB 0.41
Multiples-41%below the price$27.09-56%below the priceTHB 0.50
Asset-Based-40%below the price$27.50-32%below the priceTHB 0.78
Growth DCF+3%close to the price$47.45-70%below the priceTHB 0.34
Economic Profit-48%below the price$23.97-50%below the priceTHB 0.57
Growth Earnings-56%below the price$20.02-67%below the priceTHB 0.38
Minimum-67%below the price$15.40-75%below the priceTHB 0.29
Maximum+3%close to the price$47.45-32%below the priceTHB 0.78
Median-41%below the price$27.30-62%below the priceTHB 0.43
Geometric mean-40%below the price$27.81-61%below the priceTHB 0.44

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%.

Smurfit WestRock: 20 of 26 models see the stock below the current price.

Thai Plastic Industrial (1994) Public Company: 22 of 22 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.

Smurfit WestRock
Price $46.00
Fair Value $37.46
Bear $21.33Bull $37.46
Thai Plastic Industrial (1994) Public Company
Price THB 1.14
Fair Value THB 0.42
Bear THB 0.35Bull THB 0.50

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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.

Smurfit WestRock · Materials

Quality score32 · bottom 25%
Fair value upside-19% · above median

Thai Plastic Industrial (1994) Public Company · Materials

Quality score60 · Top 25%
Fair value upside-63% · bottom 25%

Bottom line

As of Sep 25, 2026, Fair Value Calculator sees Smurfit WestRock as the less overvalued of the two: Smurfit WestRock trades at $46.00 versus a fair value of $37.46 (-19%), while Thai Plastic Industrial (1994) Public Company trades at THB 1.14 versus THB 0.42 (-63%).

Thai Plastic Industrial (1994) Public Company has the higher quality score (60/100).

Open Smurfit WestRock 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.