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Argenx

Short position disclosed on October 20, 2026. FSMA register read on November 4, 2026.

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Evolution of the disclosed total

0%0.2%0.4%0.6%0.8%
Jan 2026Apr 2026Jul 2026Oct 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 2.19% on March 20, 2019. The shaded band matches the twelve months of the first chart.

June 27, 2018 today

Open positions

The funds disclosing a short position that is still open.
FundTwelve months% of capitalOver the yearSince
D. E. Shaw & CO., L.P.0.51%newOctober 20, 2026

In the United States ARGNF (OTC): 40,629 shares sold short on October 15, 2026. FINRA names no fund.

On the other side: the funds that hold Argenx Titelia

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History of disclosures

86 disclosures on record for this share.
DateFund% of capitalEnd of publication
October 20, 2026D. E. Shaw & CO., L.P.0.51%still open
October 15, 2026D. E. Shaw & CO., L.P.0.50%
October 14, 2026Marshall Wace LLP0.59%
October 8, 2026Marshall Wace LLP0.62%
September 24, 2026Marshall Wace LLP0.50%
May 10, 2021Citadel Advisors LLC0.50%June 1, 2021
May 7, 2021Marshall Wace LLP0.50%June 3, 2021
March 28, 2021Marshall Wace LLP0.50%March 29, 2021
March 27, 2021Marshall Wace LLP0.50%March 28, 2021
March 26, 2021Marshall Wace LLP0.50%March 27, 2021
March 24, 2021Marshall Wace LLP0.50%March 25, 2021
March 22, 2021Marshall Wace LLP0.50%March 23, 2021
January 25, 2021Marshall Wace LLP0.50%January 28, 2021
October 27, 2020Marshall Wace LLP0.58%December 29, 2020
October 22, 2020Marshall Wace LLP0.64%
October 16, 2020Citadel Advisors LLC0.58%October 27, 2020
October 15, 2020Citadel Advisors LLC0.60%October 16, 2020
October 13, 2020Citadel Advisors LLC0.59%
September 18, 2020Marshall Wace LLP0.71%
September 8, 2020Marshall Wace LLP0.60%
September 4, 2020Citadel Advisors LLC0.64%
September 2, 2020Citadel Advisors LLC0.50%
September 1, 2020Marshall Wace LLP0.50%
August 27, 2020Citadel Advisors LLC0.50%August 28, 2020
February 28, 2020Citadel Advisors LLC0.54%March 20, 2020
December 5, 2019Citadel Advisors LLC0.59%December 12, 2019
November 19, 2019Citadel Advisors LLC0.69%December 5, 2019
November 13, 2019Citadel Advisors LLC0.78%November 19, 2019
November 12, 2019Citadel Advisors LLC0.80%November 13, 2019
November 4, 2019Citadel Advisors LLC0.97%November 12, 2019
October 25, 2019Citadel Advisors LLC1.00%November 4, 2019
October 22, 2019Citadel Advisors LLC0.90%October 25, 2019
October 18, 2019Citadel Advisors LLC0.81%October 22, 2019
October 3, 2019Citadel Advisors LLC0.72%October 18, 2019
September 20, 2019Citadel Advisors LLC0.60%October 3, 2019
September 5, 2019Citadel Advisors LLC0.50%September 20, 2019
June 13, 2019Balyasny Europe Asset Management LLP0.53%July 22, 2019
June 11, 2019Citadel Advisors LLC0.59%June 25, 2019
June 10, 2019Citadel Advisors LLC0.60%June 11, 2019
May 10, 2019Millennium Internation Management LP0.50%May 15, 2019
May 8, 2019Millennium Internation Management LP0.51%May 9, 2019
April 23, 2019Citadel Advisors LLC0.58%June 10, 2019
April 18, 2019Citadel Advisors LLC0.60%April 23, 2019
April 12, 2019Marshall Wace LLP0.58%April 17, 2019
April 8, 2019Marshall Wace LLP0.69%April 12, 2019
April 3, 2019Marshall Wace LLP0.78%April 8, 2019
April 1, 2019Marshall Wace LLP0.87%April 3, 2019
March 28, 2019Marshall Wace LLP0.98%April 1, 2019
March 26, 2019Marshall Wace LLP1.07%March 28, 2019
March 26, 2019Citadel Advisors LLC0.51%April 18, 2019

Download 86 filings as CSV Columns: Date, Fund, Market, Disclosed position, Unit, End date. The other formats

Other companies sold short in Belgium

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

QuiVad, Argenx, source FSMA, data as at October 20, 2026, https://www.quivad.com/action/argenx

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