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 Tuesday 21 February

Company Fund % short Change Date changed
AGGREKO PLC WorldQuant LLC 0.59% -0.08% 21 Feb 2017
CAPITA PLC Pictet Asset Management S.A. 0.46% -0.04% 21 Feb 2017
CARILLION PLC BlackRock Investment Management (UK) Limited 3.92% 0.09% 21 Feb 2017
CARILLION PLC Naya Capital Management UK Limited 0.97% -0.13% 21 Feb 2017
Cobham PLC WorldQuant LLC 0.49% -0.01% 21 Feb 2017
Countrywide PLC BlackRock Investment Management (UK) Limited 1.10% 0.08% 21 Feb 2017
CREST NICHOLSON HOLDINGS PLC Insight Investment Management (Global) Ltd 0.57% 0.0% 21 Feb 2017
CREST NICHOLSON HOLDINGS PLC Millennium International Management LP 0.97% -0.03% 21 Feb 2017
EASYJET PLC Citadel Europe LLP 1.63% 0.06% 21 Feb 2017
ENQUEST PLC GLG Partners LP 1.41% -0.13% 21 Feb 2017
Greene King PLC WorldQuant LLC 0.81% 0.09% 21 Feb 2017
HAMMERSON PLC Marshall Wace LLP 0.71% 0.11% 21 Feb 2017
IG GROUP HOLDINGS PLC ODEY ASSET MANAGEMENT LLP 2.02% 0.09% 21 Feb 2017
Inmarsat PLC Lone Pine Capital LLC 0.58% -0.21% 21 Feb 2017
Interserve Plc Marshall Wace LLP 0.54% 0.05% 21 Feb 2017
ITV PLC Jupiter Investment Management Limited 0.70% 0.10% 21 Feb 2017
J. Sainsbury PLC BlackRock Institutional Trust Company, National Association 0.60% 0.10% 21 Feb 2017
J. Sainsbury PLC Lansdowne Partners (UK) LLP 0.75% -0.09% 21 Feb 2017
Just Eat PLC BlackRock Investment Management (UK) Limited 0.88% -0.02% 21 Feb 2017
LIVANOVA PLC Millennium International Management LP 1.30% 0.10% 21 Feb 2017
MARKS & SPENCER GROUP PLC GLG Partners LP 1.03% 0.12% 21 Feb 2017
MARKS & SPENCER GROUP PLC Kintbury Capital LLP 0.53% 0.05% 21 Feb 2017
ME GROUP INTERNATIONAL PLC Jupiter Investment Management Limited 0.95% 0.18% 21 Feb 2017
MITIE GROUP CZ Capital LLP 0.60% 0.03% 21 Feb 2017
MITIE GROUP Janus Henderson Investors UK Limited 1.01% 0.02% 21 Feb 2017
MITIE GROUP Marshall Wace LLP 1.15% -0.07% 21 Feb 2017
PEARSON PLC GLG Partners LP 0.79% -0.04% 21 Feb 2017
PEARSON PLC Marshall Wace LLP 1.20% 0.10% 21 Feb 2017
PEARSON PLC WorldQuant LLC 0.67% -0.08% 21 Feb 2017
PETROFAC LTD BlackRock Investment Management (UK) Limited 0.62% 0.10% 21 Feb 2017
PETROFAC LTD CapeView Capital LLP 0.46% -0.05% 21 Feb 2017
SERCO GROUP PLC UBS Asset Management (UK) Ltd 1.59% -0.07% 21 Feb 2017
SHAFTESBURY CAPITAL PLC Marshall Wace LLP 0.58% -0.11% 21 Feb 2017
SOFTCAT PLC Jupiter Investment Management Limited 0.98% 0.20% 21 Feb 2017
TATE & LYLE PLC BlackRock Institutional Trust Company, National Association 0.60% 0.07% 21 Feb 2017
TESCO PLC AQR Capital Management, LLC 0.70% 0.07% 21 Feb 2017
TRAVIS PERKINS PLC BlackRock Investment Management (UK) Limited 0.70% 0.08% 21 Feb 2017
TRAVIS PERKINS PLC GLG Partners LP 1.01% -0.19% 21 Feb 2017
TULLOW OIL PLC WorldQuant LLC 0.46% -0.11% 21 Feb 2017
Vistry Group PLC Millennium International Management LP 0.52% 0.06% 21 Feb 2017
WILLIAM HILL Citadel Europe LLP 0.60% 0.02% 21 Feb 2017
WOOD GROUP (JOHN) PLC Millennium International Management LP 0.48% -0.12% 21 Feb 2017