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Castellum ABCAST.STCompetitor analysis, valuation and peers

Sweden · SEK·Real Estate›Real Estate Development

Swedish commercial real estate company owning office, logistics and public-sector properties across the Nordics.

≈ A Swedish diversified commercial REITMomentum neutral 58
Mkt cap
$5.94B
US dollars, full cap
Free float
59%
of shares outstanding
$/day
$17.8M
20-day average traded
Fwd P/E
16.1×
forward earnings
ROIC−WACC
n/a
WACC 6.2%
Hurdle
n/a
no reverse DCF
Official | Implied
Baa2 / BB+
agencies · bond market
Next earnings
98 days
12 Feb 2027
Close · SEKSEK 135.25
1D-0.3%
1W+2.7%
1M+13.2%
3M-0.2%
6M+10.0%
YTD+27.1%
1Y+27.6%
ATR %1.8%
52w lowhigh1.5% off high

What Castellum does

Swedish commercial real estate company owning office, logistics and public-sector properties across the Nordics.

Collects rent from companies and public bodies in office, logistics and service buildings, largely on multi-year leases, run locally in Nordic cities. Sweden is the largest base. Heavy borrowing against its properties means financing costs and property values shape profit; it has sold properties to reduce debt.

In one line: A Swedish diversified commercial REIT.

Products and services

  • Office buildings
  • Logistics/warehouse properties
  • Public sector/community service properties

Customers

  • Corporate office tenants
  • Logistics/industrial tenants
  • Public sector tenants

Where it sits in the supply chain

  • Real estate
  • Real estate investment
  • Office, logistics & public-sector…

What could go right

  • Nordic office/logistics rent recovery
  • Portfolio optimization/divestments

What could go wrong

  • Interest rate sensitivity (leveraged real estate)
  • Office demand structural shifts (remote work)

Moat: narrow (installed base, scale). A large, diversified Nordic commercial property portfolio, though exposed to office demand shifts.

Headquarters: Gothenburg, Sweden · Founded: 1994 · Employees: 485

Named competitors

Castellum at a glance

Size Castellum (CAST.ST) is a Sweden Real Estate company (Real Estate Development) with a market value of $5.94B, the 43rd largest of 221 Sweden companies the cockpit tracks. Shares closed at SEK 135.25 on 6 Nov 2026.

Performance Over six months the shares gained 10.0%, against -7.1% for the median peer and +8.2% for the Sweden market (cap-weighted) — 3rd highest of 21 in its peer set.

Growth Revenue fell 2.6% over the last twelve months (peer median +9.1%); the operating margin is 66.8% (peer median 24.5%).

Valuation It trades at 16.1× forward earnings against a peer median of 14.0× (7th most expensive of 18).

Credit Castellum has 3 bonds outstanding ($2.00B), rated Baa2 by the agencies and trading like BB+ at a weighted spread of 145 bp.

Next results Next results expected around 12 Feb 2027 (exchange calendar; dates can move).

Relative performance

9010011011 May 202611 Aug 20266 Nov 2026CAST.ST 110Peer median 93
Six months, rebased to 100: Castellum against the median of its 20 peers (local-currency closes).

Castellum financials

Reported figures in SEK; fiscal year ends 2025-12-31. TTM = trailing twelve months.
TTMFY2025FY2024FY2023FY2022
RevenueSEK 9.38BSEK 9.56BSEK 9.73BSEK 9.74BSEK 8.91B
Revenue growth—-2%0%+9%—
Gross profitSEK 6.44BSEK 6.50BSEK 6.67BSEK 6.50BSEK 5.82B
EBITDAn/aSEK 6.19BSEK 6.40BSEK 6.22BSEK 5.66B
Net incomeSEK 2.76BSEK 938MSEK 2.36B-SEK 11.6BSEK 1.75B
Free cash flowSEK 3.93BSEK 3.99BSEK 4.22BSEK 4.87BSEK 4.54B
Capital expenditureSEK 15.0MSEK 12.0MSEK 22.0MSEK 93.0MSEK 85.0M
Total debtSEK 67.5BSEK 68.3BSEK 70.3BSEK 73.3BSEK 88.6B

Quarterly statements and history in the cockpit →

Castellum competitor charts

The default views of Competitor Analysis ▸ Charts, drawn from the same data. Open them in the cockpit to change the axes, pin companies and read every value.

Performance: 6-month against 1-month return

-20%-10%0%+10%+20%-20%0%+20%GODREJPROP6008953289NRPBALD-BFSV000002OBEROIRLTY0247U143231O5GC09SAGA-ADWNI600663PRESTIGECTPNVHHHCAST.ST6-month return →1-month return →
Up and to the right = strong over both horizons. Castellum is the large dot.

Fundamentals: revenue growth against valuation

0%+50%10×20×30×40×GODREJPROP6008953289NRPBALD-BFSVOBEROIRLTYU143231C09SAGA-A1878600663PRESTIGECTPNVHHHCAST.STRevenue growth (TTM) →Forward P/E →
Further right = faster growth; higher = more expensive. The dashed lines are the peer medians. Castellum is the large dot.

Castellum competitors and peer comparison

Head to head with its named competitors (CAST.ST vs BALD-B.ST vs SAGA-A.ST vs FABG.ST)
CompanyMarket cap6M returnRevenue growthOp. marginForward P/EReq g
Castellum CAST.ST$5.94B+10%-3%67%16.1×n/a
Fastighets AB Balder BALD-B.ST$6.43B-2%+4%66%12.2×n/a
AB Sagax SAGA-A.ST$6.96B+5%+5%78%15.7×n/a
Fabege FABG.ST$2.02B-16%+27%59%14.7×n/a
Wihlborgs Fastigheter WIHL.ST$2.28B-14%+7%70%10.8×n/a
Platzer Fastigheter PLAZ-B.ST$776M-12%+1%74%9.2×n/a
Hufvudstaden HUFV-A.ST$2.14B-5%-4%47%20.9×n/a
Catena CATE.ST$2.61B-11%+17%82%13.4×n/a

How Castellum compares with its peers

Peer set: Industry: the same industry and sector in any market, nearest in size. This is the same default set the interactive Competitor Analysis opens with.

Castellum against its 20 peers (data as of 6 Nov 2026)
MeasureCAST.STPeer medianRank in peer set
1-month return+13.2%+4.8%6th highest of 21
6-month return+10.0%-7.1%3rd highest of 21
Distance from 52-week high-1.5%-23.2%highest of 21
Revenue growth (TTM)-2.6%+9.1%4th lowest of 21
Operating margin66.8%24.5%3rd highest of 21
Forward P/E16.1×14.0×7th most expensive of 18
Bond spread145 bp161 bp2nd tightest of 4

Peer table

Peer set: Industry: the same industry and sector in any market, nearest in size
CompanyMarketMarket cap6M returnRevenue growthOp. marginForward P/EReq gDelivered g
Castellum CAST.STSweden$5.94B+10%-3%67%16.1×n/an/a
Godrej Properties GODREJPROP.NSIndia$5.77B-4%+17%21%24.5×n/an/a
Shanghai Zhangjiang Hi-Tech Park Development 600895.SSChina$5.71B-33%+89%26%36.4×n/an/a
Tokyu Fudosan Holdings Corporat 3289.TJapan$5.69B-7%+6%14%8.6×n/an/a
NEPI Rockcastle NRP.ASNetherlands$6.34B+9%+20%62%12.1×n/an/a
Fastighets AB Balder BALD-B.STSweden$6.43B-2%+4%66%12.2×n/an/a
FirstService FSV.TOCanada$6.46B+18%+3%6%23.6×n/an/a
China Vanke 000002.SZChina$5.36B-17%-32%-24%n/an/an/a
Oberoi Realty OBEROIRLTY.NSIndia$6.66B+4%+16%57%20.0×n/an/a
Tsim Sha Tsui Properties 0247.HKHong Kong$5.24B-20%+15%34%n/an/an/a
UOL U14.SISingapore$5.23B-23%+2%25%13.8×n/an/a
Nomura Real Estate 3231.TJapan$5.17B-12%+19%14%8.8×n/an/a
Cpi Property O5G.DEGermany$6.85B-1%-8%41%n/an/an/a
City Developments C09.SISingapore$5.13B-11%+36%14%14.1×n/an/a
AB Sagax SAGA-A.STSweden$6.96B+5%+5%78%15.7×n/an/a
Deutsche Wohnen DWNI.DEGermany$7.05B-20%0%48%11.0×n/an/a
Daito Trust Construction 1878.TJapan$7.10B-7%+6%7%9.7×n/an/a
Shanghai Lujiazui Finance & Trade Zone Development 600663.SSChina$4.81B-10%-21%21%14.0×n/an/a
Prestige Estates Projects PRESTIGE.NSIndia$7.42B+10%+66%24%38.5×n/an/a
Ctp CTPNV.ASNetherlands$7.43B-18%+12%67%13.0×n/an/a
Howard Hughes HHHUnited States$4.64B+18%+32%15%29.6×n/an/a

Castellum bonds and credit

Castellum has 3 bonds outstanding with $2.00B face value. The agencies rate it Baa2; its bonds trade like BB+. Weighted yield 4.43%, a spread of 145 bp over government bonds.

Every bond, yield and spread in the cockpit →

Questions

Who are Castellum's main competitors?
Named competitors: Fastighets AB Balder (BALD-B.ST), AB Sagax (SAGA-A.ST), Fabege (FABG.ST), Wihlborgs Fastigheter (WIHL.ST), Platzer Fastigheter (PLAZ-B.ST), Hufvudstaden (HUFV-A.ST). The cockpit's measured peer set (industry) also includes Godrej Properties (GODREJPROP.NS), Shanghai Zhangjiang Hi-Tech Park Development (600895.SS), Tokyu Fudosan Holdings Corporat (3289.T), NEPI Rockcastle (NRP.AS), Fastighets AB Balder (BALD-B.ST), FirstService (FSV.TO).
Is Castellum expensive compared with its peers?
On forward p/e it trades at 16.1× against a peer median of 14.0×, 7th most expensive of 18 in its peer set.
How has Castellum stock performed?
Over six months to 6 Nov 2026 the shares returned +10.0% against -7.1% for the median peer; over one year +27.6%.

How these numbers are made. Returns are close-to-close in local currency. Revenue growth and margins are trailing twelve months. Req g is the revenue growth that today's enterprise value requires for seven years at the company's own cost of capital; Delivered g is what it actually grew; the gap is the hurdle (honest precision about ±8 points, so read the ranking more than the decimal). No fair values, price targets or analyst ratings are shown, by design. Method and validation.