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Castellum Aktiebolag

Short position disclosed on September 22, 2026.

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Evolution of the disclosed total

0%1%2%3%
Oct 2025Jan 2026Apr 2026Jul 2026
Sum of open short positions, as % of capital. Hover or tap the curve to see which funds make it up.
Over the whole history, the total peaked at 6.36% on May 23, 2023. The shaded band matches the twelve months of the first chart.

January 7, 2015 today

Open positions

The funds disclosing a short position that is still open.
FundTwelve months% of capitalOver the yearSince
Arrowstreet Capital Limited Partnership1.07%+0.07 ptSeptember 22, 2026
Citadel Advisors LLC0.69%newAugust 6, 2026
Millennium International Management LP0.66%+0.06 ptSeptember 18, 2026

In the United States CWQXF (OTC): 4,422,325 shares sold short on August 31, 2026. FINRA names no fund.

On the other side: the funds that hold Castellum Aktiebolag Titelia

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History of disclosures

223 disclosures on record for this share.
DateFund% of capitalEnd of publication
July 13, 2023Qube Research & Technologies Limited0.78%
July 6, 2023Qube Research & Technologies Limited0.88%
July 5, 2023Qube Research & Technologies Limited0.92%
June 27, 2023Qube Research & Technologies Limited0.80%
June 26, 2023Two Creeks Capital Management LP0.82%
June 19, 2023Qube Research & Technologies Limited0.78%
June 16, 2023Two Creeks Capital Management LP0.74%
June 13, 2023Qube Research & Technologies Limited0.87%
June 12, 2023Squarepoint Ops LLC0.59%
June 9, 2023Qube Research & Technologies Limited0.97%
June 8, 2023Fosse Capital Partners LLP0.66%
June 8, 2023Squarepoint Ops LLC0.61%
June 6, 2023Arrowstreet Capital Limited Partnership0.60%
June 2, 2023Qube Research & Technologies Limited1.41%
May 31, 2023Qube Research & Technologies Limited1.33%
May 31, 2023Arrowstreet Capital Limited Partnership0.86%
May 31, 2023Squarepoint Ops LLC0.81%
May 30, 2023Qube Research & Technologies Limited1.24%
May 30, 2023Point72 Asset Management LP0.62%
May 29, 2023Qube Research & Technologies Limited1.00%
May 26, 2023Qube Research & Technologies Limited0.99%
May 24, 2023Mirabella Financial Services LLP0.84%
May 24, 2023Squarepoint Ops LLC0.72%
May 24, 2023Millennium Capital Partners LLP0.68%
May 23, 2023Qube Research & Technologies Limited1.40%
May 23, 2023Fosse Capital Partners LLP0.94%
May 23, 2023Squarepoint Ops LLC0.65%
May 23, 2023LMR Partners LLP0.52%
May 22, 2023Fosse Capital Partners LLP0.82%
May 22, 2023Millennium Capital Partners LLP0.76%
May 22, 2023Mirabella Financial Services LLP0.69%
May 22, 2023Squarepoint Ops LLC0.55%
May 19, 2023Arrowstreet Capital Limited Partnership0.73%
May 19, 2023Mirabella Financial Services LLP0.55%
May 17, 2023Qube Research & Technologies Limited1.24%
May 17, 2023Millennium Capital Partners LLP0.62%
May 16, 2023Millennium Capital Partners LLP0.57%
May 12, 2023Qube Research & Technologies Limited0.70%
May 10, 2023Qube Research & Technologies Limited0.63%
May 4, 2023Two Creeks Capital Management LP0.69%
May 2, 2023Point72 Asset Management LP0.50%
April 25, 2023Arrowstreet Capital Limited Partnership0.60%
March 31, 2023Arrowstreet Capital Limited Partnership0.50%
March 29, 2023Two Creeks Capital Management LP0.71%
March 16, 2023Fosse Capital Partners LLP0.74%
March 15, 2023Fosse Capital Partners LLP0.66%
December 8, 2022Varenne Capital Partners0.51%
November 8, 2022Two Creeks Capital Management LP0.62%
November 3, 2022Two Creeks Capital Management LP0.52%
October 28, 2022Qube Research & Technologies Limited0.58%

Download 223 filings as CSV Columns: Date, Fund, Market, Disclosed position, Unit, End date. The other formats

Other companies sold short in Sweden

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The figure comes from the regulator register, not from this site. Quoting both lets your reader check it.

QuiVad, Castellum Aktiebolag, source Finansinspektionen, data as at September 22, 2026, https://www.quivad.com/action/castellum-aktiebolag?page=3