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.

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We have changed the way we show data on this page. It now shows the date that short positions were changed rather than the date on which they were disclosed to the FCA.

Positions changed on Wednesday 13 January

Company Fund % short Change Date changed
Advanced Medical Solutions Group Janus Henderson Investors UK Limited 0.96% -0.05% 13 Jan 2016
AGGREKO PLC BlackRock Investment Management (UK) Limited 1.01% 0.08% 13 Jan 2016
AMLIN PLC ODEY ASSET MANAGEMENT LLP 0.54% -0.45% 13 Jan 2016
ANGLO AMERICAN PLC Marshall Wace LLP 0.62% 0.0% 13 Jan 2016
ANTOFAGASTA PLC BlackRock Investment Management (UK) Limited 0.51% 0.0% 13 Jan 2016
ANTOFAGASTA PLC Millennium International Management LP 0.62% 0.12% 13 Jan 2016
ASHMORE GROUP PLC ODEY ASSET MANAGEMENT LLP 6.21% 0.07% 13 Jan 2016
B&M EUROPEAN VALUE RETAIL S.A. BlackRock Investment Management (UK) Limited 0.50% 0.0% 13 Jan 2016
Berkeley Group Holdings PLC ODEY ASSET MANAGEMENT LLP 0.71% 0.16% 13 Jan 2016
BTG PLC Scopia Capital Management LLC 1.60% 0.09% 13 Jan 2016
BURBERRY GROUP PLC Jericho Capital Asset Management L.P. 1.05% 0.10% 13 Jan 2016
COCA-COLA HBC AG BlackRock Investment Management (UK) Limited 0.49% -0.01% 13 Jan 2016
DRAX GROUP PLC AQR Capital Management, LLC 2.00% 0.01% 13 Jan 2016
EASYJET PLC GLG Partners LP 0.50% 0.03% 13 Jan 2016
EMIS GROUP PLC BlackRock Investment Management (UK) Limited 0.52% 0.0% 13 Jan 2016
FRESNILLO PLC JPMorgan Asset Management (UK) Ltd 0.46% -0.04% 13 Jan 2016
G4S Janus Henderson Investors UK Limited 0.60% 0.09% 13 Jan 2016
GREENCORE GROUP PLC BlackRock Investment Management (UK) Limited 0.48% -0.02% 13 Jan 2016
HALFORDS GROUP PLC BlackRock Investment Management (UK) Limited 0.52% 0.0% 13 Jan 2016
Hansteen Holdings PLC Myriad Opportunities Master Fund Limited 0.56% -0.07% 13 Jan 2016
HAYS PLC BlackRock Investment Management (UK) Limited 0.64% -0.06% 13 Jan 2016
HOCHSCHILD MINING PLC FIL Fund Management Limited 0.71% 0.11% 13 Jan 2016
IMAGINATION TECH GROUP PLC JPMorgan Asset Management (UK) Ltd 2.04% 0.10% 13 Jan 2016
J. Sainsbury PLC BlackRock Investment Management (UK) Limited 0.67% -0.11% 13 Jan 2016
J. Sainsbury PLC ODEY ASSET MANAGEMENT LLP 0.63% -0.32% 13 Jan 2016
KAZ Minerals PLC Wellington Management Company LLP 0.72% 0.11% 13 Jan 2016
MARKS & SPENCER GROUP PLC Lone Pine Capital LLC 0.81% 0.11% 13 Jan 2016
MARSTON'S PLC BlackRock Investment Management (UK) Limited 1.55% 0.15% 13 Jan 2016
MELROSE INDUSTRIES PLC Marshall Wace LLP 0.60% 0.01% 13 Jan 2016
Merlin Entertainments PLC BlackRock Institutional Trust Company, National Association 0.50% 0.0% 13 Jan 2016
PAYSAFE GROUP PLC WorldQuant LLC 0.45% -0.10% 13 Jan 2016
Pinewood Technologies Group Plc BlackRock Institutional Trust Company, National Association 1.23% 0.05% 13 Jan 2016
RSA Insurance Group LTD AQR Capital Management, LLC 0.89% -0.02% 13 Jan 2016
SERCO GROUP PLC UBS Asset Management (UK) Ltd 1.23% 0.25% 13 Jan 2016
Shire PLC Eton Park International LLP 0.59% 0.0% 13 Jan 2016
South32 Ltd Marshall Wace LLP 0.51% 0.02% 13 Jan 2016
TELECOM PLUS PLC FIL Investment Services (UK) Limited 2.18% 0.15% 13 Jan 2016
The Weir Group PLC Millennium International Management LP 1.23% 0.07% 13 Jan 2016
TULLOW OIL PLC Oxford Asset Management 0.68% -0.02% 13 Jan 2016
TUNGSTEN CORP PLC GSA Capital Partners LLP 0.99% -0.09% 13 Jan 2016
TUNGSTEN CORP PLC Numeric Investors LLC 1.10% 0.10% 13 Jan 2016
WILLIAM HILL Citadel Europe LLP 0.71% -0.09% 13 Jan 2016