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STOCK COMPARISON

Valterra Platinum vs PT Amman Mineral Internasional: Fair Value & Quality

Both stocks run through our valuation models. Here is how Valterra Platinum (VALT) and PT Amman Mineral Internasional (AMMN) compare, as of Aug 25, 2026.

As of Aug 25, 2026, Fair Value Calculator sees Valterra Platinum as the less overvalued of the two: Valterra Platinum trades at £66.40 versus a fair value of £41.61 (-37%), while PT Amman Mineral Internasional trades at IDR 4,500 versus IDR 1,021 (-77%).
Valterra Platinum
VALT.LSE · GBX · Materials
-37%
upside to fair value
overvalued
Price£66.40
Fair Value£41.61
Quality72/100
PT Amman Mineral Internasional
AMMN.JK · IDR · Materials
-77%
upside to fair value
overvalued
PriceIDR 4,500
Fair ValueIDR 1,021
Quality26/100
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Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

Valterra PlatinumPT Amman Mineral Internasional
Valuation
18.6×P/E (TTM)24.0×
P/S (TTM)9.58×
P/B4.76×
EV/EBITDA20.7×
0.5%Dividend yield
£25.00Dividend per share
Profitability
13%Net margin21%
29%Operating margin39%
16%Return on equity10%
9%Return on assets5%
Growth
30%Revenue growth (YoY)379%
-11.0%Avg. growth/yr (3Y)-13.6%
1.5%Avg. growth/yr (5Y)12.7%
Balance & size
Debt / equity1.10×
$18BMarket cap$25B
weakGrowth qualityexpensive

Even match: 4 to 4 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.

Valterra Platinumof which business quality 67 · market factors 60 PT Amman Mineral Internasionalof which business quality 25 · market factors 33
ProfitabilityMargins and returns on capital today
51
25
Quality GrowthAre margins and returns improving?
82
5
CashflowEarnings quality: real cash, not paper profit
61
0
Fin. StrengthBalance sheet, leverage, solvency risk
67
46
InvestmentDisciplined investing over empire-building
76
9
Low VolatilityCalm price path (market factor)
32
50
MomentumPrice trend over the last 3–12 months (market factor)
65
33
52W MomentumDistance to the 52-week high (market factor)
83
14
Net IssuanceBuybacks instead of dilution
81
65

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.

Valterra Platinum

DCF Models£888
Earnings-Based£622
Dividend Discount£1,102
Multiples£987
Asset-Based£249
Growth DCF£787
Economic Profit£723
Growth Earnings£910

0 of 26 models see the stock below the current price.

PT Amman Mineral Internasional

Earnings-BasedIDR 511
MultiplesIDR 1,021
Asset-BasedIDR 851
Economic ProfitIDR 766
Growth EarningsIDR 681

11 of 11 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.

Valterra Platinum
Bear £25.77Fair Value £41.61Bull £56.38
£66.40 = current price (white tick)
PT Amman Mineral Internasional
Bear IDR 766Fair Value IDR 1,021Bull IDR 1,277
IDR 4,500 = 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.

Valterra Platinum · Materials

Quality score72 · Top 25%
Fair value upside-37% · below median

PT Amman Mineral Internasional · Materials

Quality score26 · bottom 25%
Fair value upside-77% · bottom 25%

Bottom line

As of Aug 25, 2026, Fair Value Calculator sees Valterra Platinum as the less overvalued of the two: Valterra Platinum trades at £66.40 versus a fair value of £41.61 (-37%), while PT Amman Mineral Internasional trades at IDR 4,500 versus IDR 1,021 (-77%).

Valterra Platinum has the higher quality score (72/100).

See the full analysis →

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