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Castellum Aktiebolag Stock: price and insider trades · Sweden
No insider purchase over the last 90 days. The latest, by Marita Loft, was filed 04 May 2026.
Key facts
Headquarters: Gothenburg, Sweden · Founded: 1993 · 388 employees (2018)
Source: Wikidata (CC0).
Insider Decl.
198
Thresholds
n/a
Buy Volume
€68M
145 ops. · all time
Sell Volume
€689M
25 ops. · all time
Who traded when
BuySaleJoacim Sjöberg3 buys
Anna-Karin Eliasson Celsing2 buys
Henrik Käll2 buys
Leif Norburg2 buys
Marita Loft2 buys
Per Gavelin2 buys
+9 other insiders
Analyst consensus: bullish or bearish?
Analysts rate Castellum Aktiebolag Hold (neutral), based on 11 analysts. Average price target: SEK 137.36.
Fundamental score
Ranked 15,698 of 26,284 companies
45.5
score / 100
Value42
Quality49
FCF yld7.4%
Earn yld1.8%
EV/EBITDA30.9x
ROE3.5%
Gross mgn67%
Net mgn9.8%
Debt/EBITDA16.1x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
SEK 123.70
Analyst consensus
11 analystsHold
SEK 125.00Target SEK 137.36(+11%)SEK 150.00
Income statement
RevenueSEK 9.6B
Gross profitSEK 6.5B67% margin
EBITDASEK 3.6B38% margin
Net incomeSEK 938M26.9% margin
Valuation
PER (trailing)22.2x
PER (forward)13.9x
P/Book0.9x
Beta1.44
Balance sheet & cash
Market capSEK 53.3B
Total debtSEK 58.1B
Free Cash FlowSEK 3.9B
Debt / Equity75%
Profitability & ownership
ROE3.5%
ROA2.7%
% insiders31.2%
% institutions40.6%
Last declaration on 4 May 2026
Declarations198 total
1,000 shares@ SEK 116.850.0002% mcap72.1% of flowAktieISIN SE0000379190FI:A003Y107-1
Canonical exit: 2 Aug 2026 (T+90)
1,100 shares@ SEK 101.800.0002% mcap48.2% of flowAktieISIN SE0000379190FI:A003X231-1
Canonical exit: 21 Jun 2026 (T+90)
1,000 shares@ SEK 113.6035.0% of flowAktieISIN SE0000379190FI:csv-90221777cdee1affca84
Canonical exit: 1 Jun 2026 (T+90)
200 shares@ SEK 117.150.0000% mcap100.0% of flowAktieISIN SE0000379190FI:A003W630-1
Canonical exit: 31 May 2026 (T+90)
17,174 shares@ SEK 116.350.0035% mcap100.0% of flowAktieISIN SE0000379190FI:A003W538-1
Canonical exit: 27 May 2026 (T+90)
600 shares@ SEK 107.950.0001% mcap100.0% of flowAktieISIN SE0000379190FI:A003V316-1
Canonical exit: 14 Apr 2026 (T+90)
5,000 shares@ SEK 104.350.0009% mcap100.0% of flowAktieISIN SE0000379190FI:A003U554-1
Canonical exit: 9 Mar 2026 (T+90)
7,000 shares@ SEK 106.800.0013% mcap70.3% of flowAktieISIN SE0000379190FI:A003U446-1
Canonical exit: 5 Mar 2026 (T+90)
500 shares@ SEK 105.630.0001% mcap31.9% of flowAktieISIN SE0000379190FI:A003U300-1
Canonical exit: 1 Mar 2026 (T+90)
1,000 shares@ SEK 105.800.0002% mcap100.0% of flowAktieISIN SE0000379190FI:A003T846-1
Canonical exit: 15 Feb 2026 (T+90)
428 shares@ SEK 106.550.0001% mcap27.9% of flowAktieISIN SE0000379190FI:A003S367-1
Canonical exit: 16 Dec 2025 (T+90)
3,000 shares@ SEK 105.900.0005% mcap29.7% of flowAktieISIN SE0000379190FI:A003R947-2
Canonical exit: 1 Dec 2025 (T+90)
2,000 shares@ SEK 109.100.0004% mcap100.0% of flowAktieISIN SE0000379190FI:A003R841-2
Canonical exit: 26 Nov 2025 (T+90)
1,000 shares@ SEK 115.300.0002% mcap68.1% of flowAktieISIN SE0000379190FI:A003Q998-1
Canonical exit: 22 Oct 2025 (T+90)
2,760 shares@ SEK 109.000.0005% mcap100.0% of flowAktieISIN SE0000379190FI:A003N985-1
Canonical exit: 4 Aug 2025 (T+90)
1,500 shares@ SEK 107.830.0003% mcap100.0% of flowAktieISIN SE0000379190FI:A003M936-1
Canonical exit: 24 Jun 2025 (T+90)
6,500 shares@ SEK 110.755AktieISIN SE0000379190FI:csv-314f8621654af2a8930a
Canonical exit: 9 Jun 2025 (T+90)
1,075 shares@ SEK 114.700.0002% mcap51.8% of flowAktieISIN SE0000379190FI:A003M158-1
Canonical exit: 3 Jun 2025 (T+90)
1,000 shares@ SEK 117.603.4% of flowAktieISIN SE0000379190FI:csv-b76137b7ea1991aad24f
Canonical exit: 20 Mar 2025 (T+90)
1,270 shares@ SEK 122.0044.3% of flowAktieISIN SE0000379190FI:csv-9a24671b923e748efe8d
Canonical exit: 18 Mar 2025 (T+90)
500 shares@ SEK 123.7046.4% of flowAktieISIN SE0000379190FI:csv-95c7e5f371a96acee076
Canonical exit: 17 Feb 2025 (T+90)
1,650 shares@ SEK 123.455.9% of flowAktieISIN SE0000379190FI:csv-d5b3d16a7e8fefef642f
Canonical exit: 17 Feb 2025 (T+90)
14,800,000 shares@ SEK 145.0099.9% of flowAktieISIN SE0000379190FI:csv-d76c36f8f66c8bb52c72
3,633 shares@ SEK 126.9553.8% of flowAktieISIN SE0000379190FI:csv-553e8938025e2f5ff095
Canonical exit: 1 Aug 2024 (T+90)
1,200 shares@ SEK 162.640329.7% of flowAktieISIN SE0002158568FI:csv-cb02ecbfa187c15c6c9c
Canonical exit: 1 Aug 2024 (T+90)
25 of 198 declarations
About Castellum Aktiebolag
Castellum Aktiebolag is one of the most purchase-heavy records: 143 purchases against 25 sales, or 85% purchases among open-market trades, with EUR 68.1 million bought (median EUR 25,602). Between April 25 and May 10, 2022, 11 insiders bought for EUR 5,910,819. Across the full history, 103 purchase filings are classed as clustered.
The largest purchases are Leiv Synnes's, a board member (Styrelseledamot), at EUR 15,019,534 on March 24, 2023, then Rutger Arnhult's, board chair (Styrelseordförande), at EUR 5,599,107 on September 8, 2021 and EUR 5,945,923 on September 13, 2021 under the spelling Rutger Arnhhult. That name is spelled differently in the filings. The most active filers also include Joacim Sjöberg (11 filings, 9 purchases) and John Henrik Saxborn (11 filings, 11 purchases).
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Out of 196 filings published from December 14, 2016 to May 4, 2026, 2022 is the busiest year (62). This Swedish real estate company has a market capitalisation of SEK 53.3 billion, and insiders hold 31.2% of it. The last twelve months hold 9 filings, all purchases. For 143 purchases a 90-day result is stored: a median of minus 1.3%, with 47% of results positive, recorded past results and not a forecast.
