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Abivax

Short position disclosed on September 22, 2026.

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Evolution of the disclosed total

0%2%4%6%8%
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 6.77% on June 22, 2026. The shaded band matches the twelve months of the first chart.

June 1, 2021 today

Open positions

The funds disclosing a short position that is still open.
FundTwelve months% of capitalOver the yearSinceFiling
Arrowstreet Capital, Limited Partnership1.36%newSeptember 11, 2026
D. E. Shaw & CO., L.P.1.28%newAugust 17, 2026AMF
Capital Fund Management1.10%newSeptember 18, 2026
PDT Partners, LLC0.70%newSeptember 8, 2026
Marshall Wace LLP0.59%newSeptember 22, 2026

In the United States ABVX (Nasdaq): 6,962,029 shares sold short on August 31, 2026.AAVXF (OTC): 484,126 shares sold short on August 31, 2026. FINRA names no fund.

On the other side: the funds that hold Abivax Titelia

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History of disclosures

133 disclosures on record for this share.
DateFund% of capitalEnd of publicationFiling
September 22, 2026Marshall Wace LLP0.59%still open
September 18, 2026Capital Fund Management1.10%still open
September 15, 2026Marshall Wace LLP0.66%
September 14, 2026Capital Fund Management1.00%
September 11, 2026Arrowstreet Capital, Limited Partnership1.36%still open
September 8, 2026PDT Partners, LLC0.70%still open
September 4, 2026Marshall Wace LLP0.78%
September 3, 2026Capital Fund Management0.91%
August 28, 2026Capital Fund Management0.80%
August 27, 2026Marshall Wace LLP0.86%
August 25, 2026Capital Fund Management0.71%AMF
August 25, 2026PDT Partners, LLC0.69%AMF
August 19, 2026Capital Fund Management0.60%AMF
August 17, 2026D. E. Shaw & CO., L.P.1.28%still openAMF
August 10, 2026D. E. Shaw & CO., L.P.1.36%AMF
August 7, 2026PDT Partners, LLC0.79%AMF
August 5, 2026D. E. Shaw & CO., L.P.1.48%AMF
August 4, 2026Capital Fund Management0.50%AMF
July 28, 2026Arrowstreet Capital, Limited Partnership1.49%AMF
July 24, 2026PDT Partners, LLC0.89%AMF
July 22, 2026Marshall Wace LLP0.90%AMF
July 20, 2026PDT Partners, LLC0.91%AMF
July 17, 2026PDT Partners, LLC0.89%AMF
July 16, 2026D. E. Shaw & CO., L.P.1.57%AMF
July 16, 2026PDT Partners, LLC0.91%AMF
July 10, 2026Marshall Wace LLP0.80%AMF
July 8, 2026D. E. Shaw & CO., L.P.1.66%AMF
July 7, 2026Marshall Wace LLP0.70%AMF
July 6, 2026D. E. Shaw & CO., L.P.1.71%AMF
July 6, 2026PDT Partners, LLC0.82%AMF
July 6, 2026Marshall Wace LLP0.66%AMF
July 3, 2026Marshall Wace LLP0.71%AMF
July 2, 2026D. E. Shaw & CO., L.P.1.95%AMF
July 1, 2026D. E. Shaw & CO., L.P.2.11%AMF
July 1, 2026Marshall Wace LLP0.69%AMF
July 1, 2026Worldquant, LLC0.42%July 3, 2026AMF
June 30, 2026D. E. Shaw & CO., L.P.2.21%AMF
June 30, 2026PDT Partners, LLC0.93%AMF
June 30, 2026Marshall Wace LLP0.76%AMF
June 25, 2026PDT Partners, LLC1.09%AMF
June 25, 2026Marshall Wace LLP0.94%AMF
June 24, 2026Marshall Wace LLP0.88%AMF
June 24, 2026Worldquant, LLC0.59%July 3, 2026AMF
June 23, 2026PDT Partners, LLC1.18%AMF
June 23, 2026Worldquant, LLC0.60%July 3, 2026AMF
June 23, 2026Qube Research & Technologies Limited0.49%June 25, 2026
June 22, 2026Marshall Wace LLP0.71%AMF
June 19, 2026Marshall Wace LLP0.60%AMF
June 19, 2026Qube Research & Technologies Limited0.52%June 25, 2026
June 18, 2026Marshall Wace LLP0.57%AMF

The AMF column opens the filing the fund itself lodged, on the regulator own site.

Download 133 filings as CSV Columns: Date, Fund, Market, Disclosed position, Unit, End date. The other formats

Other companies sold short in France

Cite this page

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

QuiVad, Abivax, source AMF, data as at September 22, 2026, https://www.quivad.com/action/abivax