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 18 October

Company Fund % short Change Date changed
AGGREKO PLC AKO Capital LLP 2.17% 0.25% 18 Oct 2016
AMEC PLC KGH LTD. 0.80% 0.09% 18 Oct 2016
ASOS PLC Marshall Wace LLP 0.83% 0.04% 18 Oct 2016
Cobham PLC Marshall Wace LLP 0.60% 0.01% 18 Oct 2016
Countrywide PLC Insight Investment Management (Global) Ltd 0.62% -0.10% 18 Oct 2016
EASYJET PLC Citadel Advisors LLC 0.87% 0.27% 18 Oct 2016
EASYJET PLC Citadel Europe LLP 2.00% 0.33% 18 Oct 2016
EMIS GROUP PLC BlackRock Investment Management (UK) Limited 0.80% 0.08% 18 Oct 2016
GENEL ENERGY PLC Marshall Wace LLP 0.91% 0.02% 18 Oct 2016
GREGGS PLC Threadneedle Asset Management Limited 0.51% 0.0% 18 Oct 2016
Hansteen Holdings PLC Basso Capital Management, L.P. 1.28% -0.06% 18 Oct 2016
HARGREAVES LANSDOWN PLC ODEY ASSET MANAGEMENT LLP 0.54% 0.0% 18 Oct 2016
IMI PLC GLG Partners LP 0.57% -0.09% 18 Oct 2016
Interserve Plc BlackRock Investment Management (UK) Limited 0.69% -0.09% 18 Oct 2016
KIER GROUP PLC BlackRock Investment Management (UK) Limited 0.48% -0.02% 18 Oct 2016
MARSTON'S PLC GLG Partners LP 0.52% 0.04% 18 Oct 2016
MITIE GROUP TT International 1.36% 0.18% 18 Oct 2016
Mothercare Ennismore Fund Management Limited 0.73% 0.0% 18 Oct 2016
Naked Wine BlackRock Investment Management (UK) Limited 1.50% 0.03% 18 Oct 2016
PEARSON PLC WorldQuant LLC 0.75% 0.15% 18 Oct 2016
RESTAURANT GROUP PLC BlackRock Investment Management (UK) Limited 0.53% 0.04% 18 Oct 2016
RESTAURANT GROUP PLC Marshall Wace LLP 0.77% -0.03% 18 Oct 2016
RESTAURANT GROUP PLC WorldQuant LLC 0.52% 0.03% 18 Oct 2016
ROTORK PLC AKO Capital LLP 0.91% 0.09% 18 Oct 2016
RS Group Plc Insight Investment Management (Global) Ltd 0.47% -0.04% 18 Oct 2016
SERCO GROUP PLC UBS Asset Management (UK) Ltd 2.50% -0.19% 18 Oct 2016
SHAFTESBURY CAPITAL PLC Marshall Wace LLP 0.79% -0.10% 18 Oct 2016
SIG PLC BlackRock Investment Management (UK) Limited 1.06% -0.13% 18 Oct 2016
SIRIUS MINERALS PLC Ennismore Fund Management Limited 0.64% 0.14% 18 Oct 2016
TalkTalk Telecom Group Ltd Citadel Europe LLP 0.60% 0.09% 18 Oct 2016
Telit Communications PLC Ennismore Fund Management Limited 2.56% 0.25% 18 Oct 2016
TESCO PLC Discovery Capital Management, LLC 0.48% -0.11% 18 Oct 2016
The Weir Group PLC Citadel Advisors LLC 1.15% 0.06% 18 Oct 2016
Thomas Cook Group PLC Marshall Wace LLP 1.09% -0.08% 18 Oct 2016
TP ICAP PLC York Capital Management Global Advisors, LLC 1.49% 0.16% 18 Oct 2016
UNITE GROUP PLC Basso Capital Management, L.P. 0.93% -0.11% 18 Oct 2016
Vistry Group PLC BlackRock Investment Management (UK) Limited 0.59% -0.01% 18 Oct 2016
Vistry Group PLC Millennium International Management LP 0.51% 0.03% 18 Oct 2016
Vodafone Group Plc AHL Partners LLP 0.05% -0.47% 18 Oct 2016
Wm Morrison Supermarkets PLC Lansdowne Partners (UK) LLP 2.54% -0.26% 18 Oct 2016
Wm Morrison Supermarkets PLC UBS Asset Management (UK) Ltd 0.49% -0.18% 18 Oct 2016