Notice: The Short Interest Tracker is based on data sourced wholly from the FCA's daily short positions report. The information on this website is provided for information only. We don't provide any warranty as to the accuracy of the information on this site and it should not be relied upon in any way. The information on this website does not represent the views or opinions of Castellain Capital LLP on any of the companies displayed. It does not constitute an offer or recommendation to sell or the solicitation of any offer to buy any securities or other investment.

The Short Interest Tracker shows details of all short positions in UK listed companies that have been disclosed under the FCA's Short Selling Regulations. We are currently tracking short positions in 617 companies held by 442 fund managers. Please ensure you read the notice above before using this site.

Top 5 most shorted (see all)

Arrow Global Group plc12%
MARKS & SPENCER GROUP PLC11.6%
PLUS500 LTD11.1%
Kier Group plc10.9%
ULTRA ELECTRONICS HLDGS PLC10.3%

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Newest additions: 48 positions disclosed on Tuesday 18 December Site updated Tuesday at 3:45 p.m.

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WatchCompany Fund % short Change Date changed
GREENE KING PLC AQR Capital Management, LLC 1.19% -0.10% 14 Dec 2018
RESTAURANT GROUP PLC QUARTYS LIMITED 0.00% -0.93% 14 Dec 2018
AA PLC WorldQuant, LLC 0.45% -0.10% 14 Dec 2018
PETS AT HOME GROUP PLC Pelham Long/Short Small Cap Master Fund Ltd 1.26% -0.06% 14 Dec 2018
ASOS PLC Marshall Wace LLP 1.73% 0.29% 14 Dec 2018
PREMIER OIL PLC AHL Partners LLP 1.86% 0.07% 17 Dec 2018
NEXT PLC Pelham Long/Short Master Fund Limited 0.94% 0.05% 14 Dec 2018
DUNELM GROUP PLC GLG Partners LP 0.70% 0.06% 17 Dec 2018
TED BAKER GLG Partners LP 0.65% 0.14% 17 Dec 2018
ENQUEST PLC Marshall Wace LLP 1.24% 0.05% 14 Dec 2018
CARD FACTORY PLC GLG Partners LP 1.41% 0.02% 17 Dec 2018
BOOHOO.COM PLC Marshall Wace LLP 0.66% 0.14% 17 Dec 2018
PETS AT HOME GROUP PLC Pelham Long/Short Small Cap Master Fund Ltd 1.11% -0.15% 17 Dec 2018
PENDRAGON PLC GLG Partners LP 1.12% 0.07% 17 Dec 2018
WOOD GROUP (JOHN) PLC AQR Capital Management, LLC 2.80% 0.10% 14 Dec 2018
HOLLYWOOD BOWL GROUP PLC S.W. Mitchell Capital LLP 0.69% -0.01% 17 Dec 2018
AGGREKO PLC GLG Partners LP 0.76% 0.16% 17 Dec 2018
RESTAURANT GROUP PLC Marshall Wace LLP 0.44% -0.17% 14 Dec 2018
AA PLC TT International 0.96% 0.14% 17 Dec 2018
CREST NICHOLSON HLDGS PLC Canada Pension Plan Investment Board 0.71% 0.08% 14 Dec 2018
Kier Group plc Marshall Wace LLP 3.00% 0.03% 14 Dec 2018
ASOS PLC Polar Capital LLP 0.72% 0.09% 14 Dec 2018
ESSENTRA PLC JPMorgan Asset Management (UK) Ltd 0.88% -0.11% 14 Dec 2018
Arrow Global Group plc Marshall Wace LLP 1.00% 0.10% 17 Dec 2018
SERCO GROUP PLC Systematica Investments Limited 0.48% -0.11% 14 Dec 2018
MARKS & SPENCER GROUP PLC Marshall Wace LLP 2.74% -0.13% 14 Dec 2018
ASOS PLC Marshall Wace LLP 1.81% 0.08% 17 Dec 2018
PEARSON PLC Marshall Wace LLP 2.19% -0.09% 17 Dec 2018
DRAX GROUP PLC BlackRock Institutional Trust Company, National Association 0.82% 0.05% 14 Dec 2018
WILLIAM HILL PLC GLG Partners LP 0.48% -0.08% 17 Dec 2018
SUPERGROUP PLC Marshall Wace LLP 1.73% 0.11% 14 Dec 2018
METRO BANK PLC Marshall Wace LLP 1.52% 0.12% 14 Dec 2018
TELIT COMMUNICATIONS PLC Ennismore Fund Management Limited 2.28% -0.41% 17 Dec 2018
AO WORLD PLC ORD TT International 1.08% -0.03% 17 Dec 2018
Go-Ahead Group PLC Polar Capital LLP 0.48% -0.29% 14 Dec 2018
BOOHOO.COM PLC Marshall Wace LLP 0.52% 0.04% 14 Dec 2018
MAN GROUP PLC Marshall Wace LLP 0.60% 0.04% 14 Dec 2018
RIGHTMOVE PLC Marshall Wace LLP 0.76% -0.10% 14 Dec 2018
DAILY MAIL&GENERAL TST-A NV BlackRock Institutional Trust Company, National Association 1.24% 0.08% 14 Dec 2018
HURRICANE ENERGY PLC Och-Ziff Management Europe Ltd. 0.48% -0.08% 17 Dec 2018
AGGREKO PLC Marshall Wace LLP 1.08% -0.02% 14 Dec 2018
RESTAURANT GROUP PLC BlackRock Investment Management (UK) Limited 0.70% 0.36% 14 Dec 2018
CAPITAL & COUNTIES PROPERTIES BlackRock Institutional Trust Company, National Association 0.51% 0.03% 14 Dec 2018
MERLIN ENTERTAINMENTS PLC BlackRock Institutional Trust Company, National Association 0.59% -0.01% 14 Dec 2018
F&C COMMERCIAL PROPERTY TRUST LD Clearance capital Ltd 1.02% -0.32% 14 Dec 2018
PETS AT HOME GROUP PLC Coltrane Asset Management, L.P. 0.67% -0.11% 14 Dec 2018
AA PLC AQR Capital Management, LLC 1.99% -0.07% 14 Dec 2018
JUST EAT PLC Marshall Wace LLP 0.91% 0.10% 14 Dec 2018