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)

Kier Group plc12.2%
Arrow Global Group plc11.9%
MARKS & SPENCER GROUP PLC11.7%
PLUS500 LTD11.3%
ULTRA ELECTRONICS HLDGS PLC11.2%

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Newest additions: 53 positions disclosed on Thursday 13 December Site updated Thursday at 4:45 p.m.

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WatchCompany Fund % short Change Date changed
ULTRA ELECTRONICS HLDGS PLC Bodenholm Capital AB 1.20% -0.32% 11 Dec 2018
WOOD GROUP (JOHN) PLC AKO Capital LLP for AKO Master Fund Limited 0.74% 0.13% 12 Dec 2018
AA PLC WorldQuant, LLC 0.60% 0.09% 11 Dec 2018
BABCOCK INTL GROUP PLC Marshall Wace LLP 2.00% 0.10% 11 Dec 2018
SAINSBURY (J) PLC BNP PARIBAS SA 0.73% -0.15% 12 Dec 2018
PLUS500 LTD Carmignac Gestion 0.61% 0.0% 11 Dec 2018
B&M EUROPEAN VALUE RETAIL S.A. BlackRock Institutional Trust Company, National Association 0.50% 0.03% 11 Dec 2018
COUNTRYSIDE PROPERTIES PLC Millennium International Management LP 1.00% 0.05% 11 Dec 2018
RESTAURANT GROUP PLC TT International 0.87% -0.32% 12 Dec 2018
Interserve Plc BrightSphere Inc. 2.34% -0.11% 11 Dec 2018
SIRIUS MINERALS PLC Ennismore Fund Management Limited 0.70% 0.10% 12 Dec 2018
MAN GROUP PLC Marshall Wace LLP 0.56% -0.04% 11 Dec 2018
HUTCHISON CHINA MEDITECH LIMITED Millennium International Management LP 0.58% 0.0% 3 Dec 2018
DOMINO'S PIZZA GROUP PLC Lombard Odier Asset Management (Europe) Limited 0.51% 0.02% 11 Dec 2018
JUPITER FUND MANAGEMENT PLC Marshall Wace LLP 0.61% 0.09% 11 Dec 2018
RIGHTMOVE PLC Marshall Wace LLP 0.86% -0.10% 11 Dec 2018
WH SMITH PLC GLG Partners LP 0.60% 0.10% 12 Dec 2018
PURPLEBRICKS GROUP PLC TT International 0.62% -0.17% 12 Dec 2018
REDROW Henderson Global Investors 1.92% 0.12% 11 Dec 2018
ASOS PLC Marshall Wace LLP 1.27% 0.15% 11 Dec 2018
GRAINGER PLC QUARTYS LIMITED 1.23% 0.20% 12 Dec 2018
Saga plc BlackRock Institutional Trust Company, National Association 0.51% 0.03% 11 Dec 2018
WHITBREAD PLC BlackRock Institutional Trust Company, National Association 0.50% 0.01% 11 Dec 2018
BUNZL PLC WorldQuant, LLC 0.49% -0.01% 11 Dec 2018
BRITISH LAND CO PLC WorldQuant, LLC 0.47% -0.04% 11 Dec 2018
TalkTalk Telecom Group PLC BlackRock Institutional Trust Company, National Association 1.31% 0.11% 11 Dec 2018
PETS AT HOME GROUP PLC Engadine Partners LLP 2.56% -0.13% 12 Dec 2018
TRAVIS PERKINS PLC Marshall Wace LLP 2.58% -0.07% 11 Dec 2018
LUCECO PLC Liontrust Investment Partners LLP 0.73% 0.07% 11 Dec 2018
PETS AT HOME GROUP PLC Coltrane Asset Management, L.P. 0.88% -0.08% 11 Dec 2018
COBHAM PLC Capital Fund Management SA 0.70% 0.01% 11 Dec 2018
CAIRN ENERGY PLC WorldQuant, LLC 0.71% 0.03% 11 Dec 2018
Primary Health Properties PLC Highbridge Capital Management LLC 0.00% -1.22% 11 Dec 2018
NEWRIVER REIT PLC GLG Partners LP 0.90% 0.08% 12 Dec 2018
THOMAS COOK GROUP PLC Marshall Wace LLP 0.41% -0.13% 11 Dec 2018
WEIR GROUP PLC/THE Capital Fund Management SA 0.80% 0.03% 11 Dec 2018
AUTO TRADER GROUP PLC Portsea Asset Management LLP 0.53% 0.0% 11 Dec 2018
PETROFAC LTD RYE BAY CAPITAL LLP 0.69% 0.15% 11 Dec 2018
Royal Mail Plc BlackRock Institutional Trust Company, National Association 0.52% 0.0% 11 Dec 2018
PETROFAC LTD Marshall Wace LLP 0.60% 0.09% 11 Dec 2018
FOXTONS GROUP PLC UBS Asset Management (UK) Ltd 0.69% -0.20% 11 Dec 2018
SUPERGROUP PLC Marshall Wace LLP 1.03% 0.23% 11 Dec 2018
AGGREKO PLC GLG Partners LP 0.60% 0.09% 12 Dec 2018
MELROSE INDUSTRIES PLC AQR Capital Management, LLC 1.10% 0.09% 11 Dec 2018
NEXT PLC Pelham Long/Short Master Fund Limited 0.75% 0.10% 12 Dec 2018
Kier Group plc GLG Partners LP 1.22% -0.12% 12 Dec 2018
Marston's plc Algert Global LLC 0.49% -0.03% 12 Dec 2018
TP ICAP PLC BlackRock Institutional Trust Company, National Association 1.39% -0.09% 11 Dec 2018
IMI PLC Pictet Asset Management S.A. 0.44% -0.08% 11 Dec 2018
TED BAKER GLG Partners LP 0.51% 0.11% 12 Dec 2018
PETROFAC LTD RYE BAY CAPITAL LLP 0.80% 0.11% 12 Dec 2018
MARKS & SPENCER GROUP PLC GLG Partners LP 0.73% 0.06% 12 Dec 2018
Acacia Mining plc Marshall Wace LLP 0.59% -0.10% 11 Dec 2018