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STOCK COMPARISON

Castellana Properties Socimi vs Simon Property Group: Fair Value & Quality

Both stocks run through our valuation models. Here is how Castellana Properties Socimi (YCPS) and Simon Property Group (SPG) compare, as of Aug 10, 2026.

As of Aug 10, 2026, Fair Value Calculator sees Castellana Properties Socimi as the less overvalued of the two: Castellana Properties Socimi trades at €9.50 versus a fair value of €7.38 (-22%), while Simon Property Group trades at $223 versus $86.11 (-61%).
Castellana Properties Socimi
YCPS.MC · EUR · Real Estate
-22%
upside to fair value
overvalued
Price€9.50
Fair Value€7.38
Quality43/100
Simon Property Group
SPG · USD · Real Estate
-61%
upside to fair value
overvalued
Price$223
Fair Value$86.11
Quality57/100

Head-to-head numbers

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

Castellana Properties SocimiSimon Property Group
Valuation
8.5×P/E (TTM)14.9×
9.43×P/S (TTM)12.26×
1.46×P/B15.65×
18.3×EV/EBITDA22.2×
—PEG8.74×
—Dividend yield4.1%
—Dividend per share$8.65
Profitability
87%Net margin71%
67%Operating margin43%
15%Return on equity114%
4%Return on assets6%
Growth
31%Revenue growth (YoY)19%
24.6%Avg. growth/yr (3Y)6.3%
23.7%Avg. growth/yr (5Y)6.7%
Balance & size
0.46×Debt / equity5.46×
$2BMarket cap$82B
healthyGrowth qualityhealthy

Castellana Properties Socimi leads: 10 to 2 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.

Castellana Properties Socimiof which business quality 46 · market factors 84 Simon Property Groupof which business quality 54 · market factors 73
ProfitabilityMargins and returns on capital today
43
59
Quality GrowthAre margins and returns improving?
54
70
CashflowEarnings quality: real cash, not paper profit
78
77
Fin. StrengthBalance sheet, leverage, solvency risk
47
9
InvestmentDisciplined investing over empire-building
33
35
Low VolatilityCalm price path (market factor)
100
62
MomentumPrice trend over the last 3–12 months (market factor)
68
69
52W MomentumDistance to the 52-week high (market factor)
94
90
Net IssuanceBuybacks instead of dilution
0
83

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.

Castellana Properties Socimi

DCF Models€12.24
Dividend Discount€6.56
Multiples€8.58
Asset-Based€5.12
Growth DCF€10.61
Economic Profit€8.02

8 of 16 models see the stock below the current price.

Simon Property Group

DCF Models$96.96
Dividend Discount$144
Multiples$128
Asset-Based$10.76
Growth DCF$77.98
Economic Profit$92.53

16 of 16 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.

Castellana Properties Socimi
Bear €5.49Fair Value €7.38Bull €14.78
€9.50 = current price (white tick)
Simon Property Group
Bear $63.23Fair Value $86.11Bull $159
$223 = 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.

Castellana Properties Socimi · Real Estate

Quality score43 · below median
Fair value upside-22% · below median

Simon Property Group · Real Estate

Quality score57 · above median
Fair value upside-61% · bottom 25%

Bottom line

As of Aug 10, 2026, Fair Value Calculator sees Castellana Properties Socimi as the less overvalued of the two: Castellana Properties Socimi trades at €9.50 versus a fair value of €7.38 (-22%), while Simon Property Group trades at $223 versus $86.11 (-61%).

Simon Property Group has the higher quality score (57/100).

See the full analysis →
Castellana Properties Socimi · Simon Property Group

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A model-based valuation snapshot from 21 models. Values change with price and fundamentals; the date shown above applies.