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The busiest short sellers

Funds that just appeared

First public disclosure less than 90 days ago, on the registers that name funds and that we have been reading long enough to say so.

The busiest over the past three months

Ranked by number of disclosures filed, which is a different question from the size of the positions.

Every open position, by fund

Ranked by number of open short positions, across every market.

Funds disclosing at least one open short position.
FundPositionsMarketsTotal disclosedLast disclosure
Citadel Advisors LLC76 1062.28%August 6, 2026
Marshall Wace LLP61 1257.68%August 6, 2026
Arrowstreet Capital, Limited Partnership53 956.41%August 6, 2026
Qube Research & Technologies Limited50 838.52%August 6, 2026
AQR Capital Management, LLC45 1040.51%August 6, 2026
JPMorgan Asset Management (UK) Ltd.38 435.96%August 6, 2026
Two Sigma Investments, LP37 1131.59%August 7, 2026
Capital Fund Management SA36 428.60%August 6, 2026
Connor, Clark & Lunn Investment Management Ltd.33 822.09%August 6, 2026
Squarepoint Ops LLC31 629.46%August 6, 2026
PDT Partners, LLC31 628.09%August 6, 2026
Walleye Capital LLC27 622.67%August 6, 2026
Jpmorgan Asset Management (UK) Limited24 723.52%August 6, 2026
Blackrock Investment Management (UK) Limited23 423.54%August 6, 2026
D. E. Shaw & Co., L.P.22 621.11%August 6, 2026
GSA Capital Partners LLP21 618.36%August 6, 2026
Millennium International Management LP21 815.66%August 6, 2026
Quadrature Capital Limited20 121.33%August 5, 2026
Kintbury Capital LLP20 921.05%August 6, 2026
Bronte Capital Management Pty Ltd19 113.91%August 4, 2026
Worldquant LLC18 414.47%August 6, 2026
Capital Fund Management17 512.69%August 5, 2026
Blackrock Advisors, LLC17 611.90%August 5, 2026
Blackrock Financial Management INC.17 611.72%August 6, 2026
ActusRayPartners Limited17 611.29%July 31, 2026
Citadel Securities (Europe) Limited13 58.31%August 6, 2026
Ilex Capital Partners (UK) LLP12 715.11%August 6, 2026
Acadian Asset Management LLC12 58.92%July 30, 2026
LMR Partners LLP11 512.37%August 5, 2026
AKO Capital LLP11 711.99%July 30, 2026
Numeric Investors LLC9 68.03%August 6, 2026
BNP Paribas SA9 37.42%July 20, 2026
Jupiter Asset Management Limited9 37.02%August 6, 2026
AHL Partners LLP9 46.32%August 3, 2026
Canada Pension Plan Investment Board8 36.49%July 31, 2026
Marble Bar Asset Management LLP8 46.23%July 31, 2026
Tages Capital LLP8 45.61%August 6, 2026
Winton Capital Management Limited8 55.59%August 6, 2026
Voleon Capital Management LP8 45.35%July 27, 2026
Pertento Partners LLp7 38.36%August 4, 2026
Mirabella Financial Services LLP7 46.52%August 6, 2026
Citadel Advisors Europe Limited7 35.72%August 6, 2026
Wellington Management International Limited7 44.91%July 31, 2026
Boldhaven Management LLP6 38.33%August 3, 2026
Systematica Investments Limited6 26.60%August 4, 2026
BNP Paribas S.A. Niederlassung Deutschland6 14.49%January 6, 2017
D E Shaw Co LP6 14.37%August 6, 2026
Davidson Kempner European Partners, LLP6 44.29%August 3, 2026
Point72 Asset Management, L.P.5 34.57%August 4, 2026
Millennium Capital Partners LLP5 44.41%July 31, 2026
Eleva Capital S.A.S5 13.84%July 22, 2026
Exoduspoint Capital Management, LP5 33.72%August 3, 2026
Whitebox Advisors LLC5 53.61%July 27, 2026
Millennium Capital (Difc) Limited5 43.34%August 3, 2026
Tudor Capital Europe LLP5 32.59%August 4, 2026
Marchant MC Ltd4 24.74%July 8, 2026
SIH Partners, LLLP4 24.57%August 5, 2026
Argonaut Capital Partners LLP4 24.33%August 7, 2026
Fosse Capital Partners LLP4 34.01%July 27, 2026
Linden Advisors LP4 33.98%August 4, 2026
D.E. Shaw & Co. (London), LLP4 23.85%August 6, 2026
GLG Partners LP4 23.17%August 4, 2026
Caisse de dépôt et placement du Québec4 42.88%July 31, 2026
Qube Research & Technologies Ltd.4 22.51%August 4, 2026
Eleva Capital4 22.44%August 4, 2026
Capital Fund Management S.A.4 12.35%July 30, 2026
Guevoura Fund Limited3 35.23%August 6, 2026
Jefferies Financial Group Inc.3 23.63%August 4, 2026
Helikon Long Short Equity Fund Master ICAV3 13.61%May 8, 2026
Eleva Capital SAS3 23.28%July 28, 2026
Brummer Multi-Strategy AB3 13.05%August 4, 2026
Centiva Capital, LP3 13.04%November 21, 2025
UBS Global Asset Management (UK) Ltd3 12.83%May 25, 2016
State of Wisconsin Investment Board3 32.71%September 11, 2025
CQS (UK) LLP3 22.65%June 22, 2018
Polar Asset Management Partners Inc.3 12.56%July 21, 2026
Gladstone Capital Management LLP3 32.40%July 14, 2026
Elliott Investment Management, L.P3 32.08%August 5, 2026
BlackRock Institutional Trust Company, National Association3 21.88%July 29, 2026
Íslandsbanki hf.3 11.63%March 6, 2025