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STOCK COMPARISON

John Mattson Fastighetsforetagen AB vs Swiss Prime Site: Fair Value & Quality

Both stocks run through our valuation models. Here is how John Mattson Fastighetsforetagen AB (JOMA) and Swiss Prime Site (SPSN) compare, as of Sep 25, 2026.

As of Sep 25, 2026, Fair Value Calculator sees John Mattson Fastighetsforetagen AB as the less overvalued of the two: John Mattson Fastighetsforetagen AB trades at SEK 56.00 versus a fair value of SEK 32.52 (-42%), while Swiss Prime Site trades at CHF 125 versus CHF 44.83 (-64%).
John Mattson Fastighetsforetagen AB
JOMA.ST · SEK · Real Estate
-42%
upside to fair value
overvalued
PriceSEK 56.00
Fair ValueSEK 32.52
Quality54/100
Swiss Prime Site
SPSN.SW · CHF · Real Estate
-64%
upside to fair value
overvalued
PriceCHF 125
Fair ValueCHF 44.83
Quality63/100
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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

John Mattson Fastighetsforetagen ABSwiss Prime Site
Valuation
7.9×P/E (TTM)26.2×
10.7×P/E ex one-offs (FY2025)35.9×
6.22×P/S (TTM)21.68×
0.67×P/B1.72×
20.1×EV/EBITDA40.2×
n/aPEG6.45×
−41.9%Fair value upside−64.1%
0.4%Dividend yield1.4%
SEK 0.25Dividend per shareCHF 1.75
Profitability
69%Operating margin75%
0.32×EBIT margin trend (5Y)1.75×
8%Return on equity6%
2%Return on assets2%
Growth
4%Revenue growth (YoY)-20%
2.7%Avg. growth/yr (3Y)-5.1%
18.0%Avg. growth/yr (5Y)-6.9%
−13.5%Value creation/yr−7.1%
Balance & size
2.3×Interest coverage (EBIT/interest)6.5×
0.76×Debt / equity0.66×
$432MMarket cap$12B
mixedGrowth qualityweak
The P/E excluding one-off items is scored: for at least one of the two companies, special items (write-downs, restructuring, litigation) move the reported P/E by 15 % or more. The trailing P/E is shown for reference.

John Mattson Fastighetsforetagen AB leads: 8 to 6 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.

John Mattson Fastighetsforetagen ABof which business quality 51 · market factors 43 Swiss Prime Siteof which business quality 60 · market factors 60
ProfitabilityMargins and returns on capital today
35
34
Quality GrowthAre margins and returns improving?
48
39
CashflowEarnings quality: real cash, not paper profit
76
80
Fin. StrengthBalance sheet, leverage, solvency risk
30
43
InvestmentDisciplined investing over empire-building
92
92
Low VolatilityCalm price path (market factor)
80
100
MomentumPrice trend over the last 3–12 months (market factor)
37
41
52W MomentumDistance to the 52-week high (market factor)
12
48
Net IssuanceShare count: buybacks or dilution?
41
88

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 familyJohn Mattson Fastighetsforetagen ABPrice SEK 56.00Swiss Prime SitePrice CHF 125
DCF Models-49%below the priceSEK 28.39-90%below the priceCHF 12.81
Dividend Discountn/a-65%below the priceCHF 44.01
Multiples+23%above the priceSEK 68.87-61%below the priceCHF 49.13
Asset-Based+2%close to the priceSEK 56.89-53%below the priceCHF 59.01
Growth DCF-66%below the priceSEK 18.97-96%below the priceCHF 4.77
Economic Profit+14%close to the priceSEK 63.93-43%below the priceCHF 70.99
Minimum-66%below the priceSEK 18.97-96%below the priceCHF 4.77
Maximum+23%above the priceSEK 68.87-43%below the priceCHF 70.99
Median+2%close to the priceSEK 56.89-63%below the priceCHF 46.57
Geometric mean-25%below the priceSEK 42.27-77%below the priceCHF 28.65

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%.

John Mattson Fastighetsforetagen AB: 7 of 13 models see the stock below the current price.

Swiss Prime Site: 12 of 12 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.

John Mattson Fastighetsforetagen AB
Price SEK 56.00
Fair Value SEK 32.52
Bear SEK 32.52Bull SEK 77.67
Swiss Prime Site
Price CHF 125
Fair Value CHF 44.83
Bear CHF 35.29Bull CHF 56.04

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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.

John Mattson Fastighetsforetagen AB · Real Estate

Quality score54 · above median
Fair value upside-42% · bottom 25%

Swiss Prime Site · Real Estate

Quality score63 · Top 25%
Fair value upside-64% · bottom 25%

Bottom line

As of Sep 25, 2026, Fair Value Calculator sees John Mattson Fastighetsforetagen AB as the less overvalued of the two: John Mattson Fastighetsforetagen AB trades at SEK 56.00 versus a fair value of SEK 32.52 (-42%), while Swiss Prime Site trades at CHF 125 versus CHF 44.83 (-64%).

Swiss Prime Site has the higher quality score (63/100).

Open John Mattson Fastighetsforetagen AB 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.