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Aixtron SE

Short position disclosed on August 12, 2026.

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Evolution of the disclosed total

0%1%2%3%4%
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.
The whole history, peaking at 17.94% on November 22, 2012. The shaded band is the year shown above.

March 26, 2003 today

Open positions

The funds disclosing a short position that is still open.
FundTwelve months% of capitalOver the yearSince
Pennant Windward Master Fund, LP1.55%unchangedOctober 29, 2012
D.E. Shaw & Co. (London), LLP0.87%newJuly 20, 2026
Isabella Capital Management LLP0.61%newAugust 12, 2026

On the other side: the funds that hold Aixtron SE Titelia

History of disclosures

1487 disclosures on record for this share.
DateFund% of capitalEnd of publication
August 12, 2026Isabella Capital Management LLP0.61%still open
July 30, 2026Isabella Capital Management LLP0.69%still open
July 20, 2026D.E. Shaw & Co. (London), LLP0.87%still open
July 26, 2022Voleon Capital Management LP0.49%still open
July 25, 2022Canada Pension Plan Investment Board0.33%still open
July 22, 2022Canada Pension Plan Investment Board0.53%still open
July 21, 2022Canada Pension Plan Investment Board0.65%still open
July 21, 2022Voleon Capital Management LP0.50%still open
July 20, 2022Canada Pension Plan Investment Board0.72%still open
July 19, 2022Canada Pension Plan Investment Board0.84%still open
July 18, 2022Canada Pension Plan Investment Board0.96%still open
July 15, 2022Canada Pension Plan Investment Board1.13%still open
July 14, 2022Canada Pension Plan Investment Board1.22%still open
July 13, 2022Canada Pension Plan Investment Board1.37%still open
July 12, 2022Canada Pension Plan Investment Board1.47%still open
July 11, 2022Canada Pension Plan Investment Board1.56%still open
July 8, 2022Canada Pension Plan Investment Board1.64%still open
July 7, 2022Canada Pension Plan Investment Board1.74%still open
July 6, 2022Canada Pension Plan Investment Board1.84%still open
June 30, 2022Canada Pension Plan Investment Board1.97%still open
April 8, 2022Canada Pension Plan Investment Board2.07%still open
April 6, 2022Canada Pension Plan Investment Board2.19%still open
April 5, 2022Canada Pension Plan Investment Board2.33%still open
April 4, 2022Canada Pension Plan Investment Board2.44%still open
April 22, 2021Canada Pension Plan Investment Board2.57%still open
November 5, 2020Canada Pension Plan Investment Board2.60%still open
November 4, 2020Canada Pension Plan Investment Board2.53%still open
October 30, 2020Citadel Advisors LLC0.45%still open
October 29, 2020Citadel Advisors LLC0.57%still open
August 28, 2020Cpmg, INC.0.00%still open
July 31, 2020Citadel Advisors LLC0.49%still open
July 24, 2020Citadel Advisors LLC0.50%still open
July 14, 2020Canada Pension Plan Investment Board2.35%still open
May 12, 2020Canada Pension Plan Investment Board2.26%still open
May 7, 2020PDT Partners, LLC0.49%still open
May 4, 2020Cpmg, INC.0.00%still open
April 30, 2020Cpmg, INC.0.35%still open
April 29, 2020Arrowstreet Capital, Limited Partnership0.48%still open
April 29, 2020Cpmg, INC.0.45%still open
April 28, 2020Cpmg, INC.0.58%still open
April 24, 2020Cpmg, INC.0.76%still open
April 23, 2020Cpmg, INC.0.94%still open
April 22, 2020Arrowstreet Capital, Limited Partnership0.57%still open
April 21, 2020Cpmg, INC.1.09%still open
April 20, 2020Cpmg, INC.1.40%still open
April 17, 2020Cpmg, INC.1.66%still open
April 15, 2020Cpmg, INC.2.22%still open
April 14, 2020Cpmg, INC.2.39%still open
April 14, 2020Arrowstreet Capital, Limited Partnership0.60%still open
April 8, 2020Cpmg, INC.2.61%still open

Other companies sold short in Germany

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

QuiVad, Aixtron SE, source Bundesanzeiger, data as at August 12, 2026, https://www.quivad.com/action/aixtron-se