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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 LLC82 1066.60%August 12, 2026
Marshall Wace LLP58 1155.87%August 12, 2026
Arrowstreet Capital, Limited Partnership56 958.51%August 12, 2026
AQR Capital Management, LLC44 938.79%August 12, 2026
JPMorgan Asset Management (UK) Ltd.39 438.15%August 12, 2026
Two Sigma Investments, LP39 1132.19%August 12, 2026
Capital Fund Management SA37 429.38%August 12, 2026
Connor, Clark & Lunn Investment Management Ltd.34 822.49%August 12, 2026
PDT Partners, LLC30 727.74%August 12, 2026
Qube Research & Technologies Limited30 724.74%August 12, 2026
Squarepoint Ops LLC28 527.48%August 11, 2026
Jpmorgan Asset Management (UK) Limited26 725.52%August 12, 2026
Millennium International Management LP26 819.36%August 12, 2026
Walleye Capital LLC25 520.75%August 12, 2026
D. E. Shaw & Co., L.P.24 721.88%August 12, 2026
Blackrock Investment Management (UK) Limited23 422.86%August 12, 2026
Quadrature Capital Limited21 122.03%August 12, 2026
GSA Capital Partners LLP21 617.10%August 12, 2026
ActusRayPartners Limited20 613.48%August 7, 2026
Kintbury Capital LLP19 819.36%August 12, 2026
Bronte Capital Management Pty Ltd19 113.91%August 4, 2026
Worldquant, LLC18 514.85%August 12, 2026
Capital Fund Management18 513.47%August 11, 2026
Blackrock Advisors, LLC18 712.40%August 11, 2026
Blackrock Financial Management INC.18 612.23%August 12, 2026
Citadel Securities (Europe) Limited15 59.97%August 12, 2026
Ilex Capital Partners (UK) LLP12 715.40%August 12, 2026
AKO Capital LLP12 713.20%July 30, 2026
LMR Partners LLP11 512.37%August 5, 2026
Acadian Asset Management LLC10 57.45%August 10, 2026
AHL Partners LLP10 57.29%August 12, 2026
Tages Capital LLP10 66.96%August 11, 2026
Numeric Investors LLC9 67.92%August 6, 2026
Jupiter Asset Management Limited9 37.11%August 11, 2026
Canada Pension Plan Investment Board9 47.08%July 31, 2026
Marble Bar Asset Management LLP9 57.02%August 7, 2026
Voleon Capital Management LP9 45.84%August 12, 2026
BNP Paribas SA8 26.94%July 20, 2026
Citadel Advisors Europe Limited8 46.24%August 12, 2026
Winton Capital Management Limited8 55.57%August 7, 2026
Pertento Partners LLp7 38.36%August 4, 2026
Mirabella Financial Services LLP7 46.52%August 12, 2026
Wellington Management International Limited7 44.91%July 31, 2026
D E Shaw Co LP7 14.87%August 10, 2026
Boldhaven Management LLP6 38.33%August 3, 2026
Systematica Investments Limited6 26.60%August 4, 2026
Millennium Capital Partners LLP6 44.91%August 12, 2026
BNP Paribas S.A. Niederlassung Deutschland6 14.49%January 6, 2017
GLG Partners LP6 34.42%August 12, 2026
Davidson Kempner European Partners, LLP6 44.20%August 10, 2026
Tudor Capital Europe LLP6 43.02%August 7, 2026
Marchant MC Ltd5 35.74%July 14, 2026
SIH Partners, LLLP5 35.20%August 12, 2026
Point72 Asset Management, L.P.5 34.57%August 4, 2026
Eleva Capital S.A.S5 13.84%July 22, 2026
Whitebox Advisors LLC5 53.61%July 27, 2026
Caisse de dépôt et placement du Québec5 53.60%July 31, 2026
Millennium Capital (Difc) Limited5 43.34%August 3, 2026
Linden Advisors LP4 34.13%August 12, 2026
Fosse Capital Partners LLP4 34.01%July 27, 2026
Argonaut Capital Partners LLP4 23.98%August 13, 2026
D.E. Shaw & Co. (London), LLP4 23.85%August 6, 2026
Eleva Capital SAS4 33.78%July 28, 2026
ExodusPoint Capital Management, LP4 33.29%August 12, 2026
Capital Fund Management S.A.4 12.47%August 11, 2026
Eleva Capital4 22.44%August 4, 2026
Helikon Long Short Equity Fund Master ICAV3 13.61%May 8, 2026
Jefferies Financial Group Inc.3 23.45%August 12, 2026
Brummer Multi-Strategy AB3 13.25%August 11, 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
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
Envestra Capital LLP3 31.92%August 3, 2026
BlackRock Institutional Trust Company, National Association3 21.83%August 10, 2026
Íslandsbanki hf.3 11.63%March 6, 2025
Exane Asset Management3 11.60%December 18, 2019
Plato Investment Management Limited2 15.47%March 11, 2026