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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
April 3, 2020Cpmg, INC.2.79%still open
April 2, 2020Cpmg, INC.2.97%still open
April 1, 2020Arrowstreet Capital, Limited Partnership0.50%still open
March 31, 2020Cpmg, INC.3.07%still open
March 27, 2020Cpmg, INC.3.24%still open
March 26, 2020Cpmg, INC.3.38%still open
March 24, 2020Cpmg, INC.3.49%still open
March 20, 2020Cpmg, INC.3.77%still open
March 19, 2020Cpmg, INC.4.03%still open
March 19, 2020Canada Pension Plan Investment Board2.32%still open
March 18, 2020Cpmg, INC.4.47%still open
March 17, 2020Cpmg, INC.4.83%still open
March 16, 2020Cpmg, INC.4.93%still open
March 13, 2020Cpmg, INC.5.03%still open
March 13, 2020Canada Pension Plan Investment Board2.18%still open
March 12, 2020Cpmg, INC.5.20%still open
March 12, 2020Canada Pension Plan Investment Board1.97%still open
March 11, 2020Cpmg, INC.5.65%still open
March 11, 2020AHL Partners LLP0.46%still open
March 10, 2020Cpmg, INC.5.75%still open
March 9, 2020HBK Investments L.P.0.43%still open
March 6, 2020AHL Partners LLP0.58%still open
March 4, 2020AHL Partners LLP0.66%still open
March 3, 2020Systematica Investments Limited0.46%still open
March 2, 2020HBK Investments L.P.0.59%still open
March 2, 2020Voleon Capital Management LP0.41%still open
February 28, 2020AHL Partners LLP0.79%still open
February 28, 2020HBK Investments L.P.0.63%still open
February 28, 2020Voleon Capital Management LP0.51%still open
February 6, 2020Voleon Capital Management LP0.68%still open
February 4, 2020Voleon Capital Management LP0.78%still open
February 3, 2020Voleon Capital Management LP0.87%still open
January 29, 2020Voleon Capital Management LP0.98%still open
January 27, 2020Voleon Capital Management LP1.08%still open
January 20, 2020Voleon Capital Management LP1.19%still open
January 15, 2020Voleon Capital Management LP1.20%still open
January 14, 2020Voleon Capital Management LP1.19%still open
January 14, 2020HBK Investments L.P.0.70%still open
January 13, 2020Voleon Capital Management LP1.20%still open
January 9, 2020Voleon Capital Management LP1.16%still open
January 7, 2020Voleon Capital Management LP1.00%still open
January 6, 2020Voleon Capital Management LP0.98%still open
January 3, 2020Voleon Capital Management LP1.04%still open
January 2, 2020Voleon Capital Management LP1.13%still open
December 18, 2019Canada Pension Plan Investment Board1.76%still open
December 17, 2019Voleon Capital Management LP1.20%still open
December 17, 2019AHL Partners LLP0.89%still open
December 17, 2019Canada Pension Plan Investment Board0.78%still open
December 11, 2019Voleon Capital Management LP1.11%still open
December 10, 2019HBK Investments L.P.0.69%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?page=2