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 Thursday 23 February

Company Fund % short Change Date changed
AGGREKO PLC AQR Capital Management, LLC 2.60% 0.10% 23 Feb 2017
AMEC PLC GLG Partners LP 0.63% 0.14% 23 Feb 2017
AMEC PLC Millennium International Management LP 1.38% -0.11% 23 Feb 2017
ASHTEAD GROUP PLC CPMG, Inc. 1.28% -0.17% 23 Feb 2017
BTG PLC Scopia Capital Management LLC 0.78% -0.11% 23 Feb 2017
CARILLION PLC AKO Capital LLP 0.87% -0.19% 23 Feb 2017
CARILLION PLC BlackRock Investment Management (UK) Limited 4.01% 0.09% 23 Feb 2017
Cobham PLC AQR Capital Management, LLC 1.02% 0.11% 23 Feb 2017
Cobham PLC BlackRock Investment Management (UK) Limited 0.60% 0.09% 23 Feb 2017
Cobham PLC JPMorgan Asset Management (UK) Ltd 1.04% 0.21% 23 Feb 2017
Cobham PLC Systematica Investments Limited 0.50% 0.0% 23 Feb 2017
Conviviality PLC WorldQuant LLC 0.62% 0.12% 23 Feb 2017
CREST NICHOLSON HOLDINGS PLC Millennium International Management LP 1.03% 0.06% 23 Feb 2017
Dairy Crest Group PLC GLG Partners LP 1.28% -0.08% 23 Feb 2017
Dairy Crest Group PLC Jupiter Investment Management Limited 0.80% 0.10% 23 Feb 2017
ESSENTRA PLC AQR Capital Management, LLC 1.62% 0.11% 23 Feb 2017
ESSENTRA PLC BlackRock Institutional Trust Company, National Association 0.53% 0.0% 23 Feb 2017
ESSENTRA PLC JPMorgan Asset Management (UK) Ltd 1.05% -0.09% 23 Feb 2017
G4S BlackRock Investment Management (UK) Limited 0.49% -0.10% 23 Feb 2017
HALFORDS GROUP PLC BlackRock Investment Management (UK) Limited 0.64% -0.15% 23 Feb 2017
HIKMA PHARMACEUTICALS PLC HealthCor Management, L.P. 0.54% 0.0% 23 Feb 2017
IG GROUP HOLDINGS PLC ODEY ASSET MANAGEMENT LLP 2.22% 0.06% 23 Feb 2017
IMAGINATION TECH GROUP PLC GSA Capital Partners LLP 0.63% 0.13% 23 Feb 2017
Inmarsat PLC AQR Capital Management, LLC 2.52% 0.12% 23 Feb 2017
Interserve Plc Marshall Wace LLP 0.60% 0.06% 23 Feb 2017
J. Sainsbury PLC Lansdowne Partners (UK) LLP 0.57% -0.09% 23 Feb 2017
J. Sainsbury PLC Marshall Wace LLP 1.00% 0.10% 23 Feb 2017
KINGFISHER PLC GLG Partners LP 0.74% 0.14% 23 Feb 2017
Lonmin PLC WorldQuant LLC 0.69% -0.01% 23 Feb 2017
MICRO FOCUS INTERNATIONAL PLC Sculptor Capital LP 0.59% -0.03% 23 Feb 2017
MITIE GROUP JPMorgan Asset Management (UK) Ltd 0.98% 0.32% 23 Feb 2017
MITIE GROUP Marshall Wace LLP 1.12% 0.03% 23 Feb 2017
Naked Wine Jupiter Investment Management Limited 0.90% 0.08% 23 Feb 2017
NCC GROUP PLC GSA Capital Partners LLP 1.09% -0.02% 23 Feb 2017
NCC GROUP PLC Numeric Investors LLC 1.76% -0.04% 23 Feb 2017
OCADO GROUP PLC JPMorgan Asset Management (UK) Ltd 1.16% 0.25% 23 Feb 2017
PAGEGROUP PLC CZ Capital LLP 0.53% 0.09% 23 Feb 2017
PEARSON PLC GLG Partners LP 0.62% -0.17% 23 Feb 2017
PEARSON PLC Marshall Wace LLP 1.18% -0.02% 23 Feb 2017
PEARSON PLC WorldQuant LLC 0.57% -0.10% 23 Feb 2017
PENNON GROUP PLC Crewe, Ltd. 0.63% -0.07% 23 Feb 2017
PETROFAC LTD AKO Capital LLP 1.84% 0.13% 23 Feb 2017
PETROFAC LTD CapeView Capital LLP 0.55% 0.09% 23 Feb 2017
PETS AT HOME GROUP PLC Polar Capital LLP 0.89% -0.02% 23 Feb 2017
Premier Oil PLC Systematica Investments Limited 1.30% 0.01% 23 Feb 2017
RESTAURANT GROUP PLC Marshall Wace LLP 0.50% 0.01% 23 Feb 2017
RESTAURANT GROUP PLC WorldQuant LLC 0.59% -0.08% 23 Feb 2017
Sound Energy Numeric Investors LLC 0.41% -0.03% 23 Feb 2017
TalkTalk Telecom Group Ltd WorldQuant LLC 0.48% -0.02% 23 Feb 2017
TELECOM PLUS PLC BlackRock Investment Management (UK) Limited 0.60% 0.01% 23 Feb 2017
Telit Communications PLC City Financial Investment Company Limited 2.13% 0.11% 23 Feb 2017
TRAVIS PERKINS PLC GLG Partners LP 1.15% 0.16% 23 Feb 2017
Ultra Electronics Holdings PLC Coltrane Asset Management, L.P. 0.51% 0.0% 23 Feb 2017
Vistry Group PLC Clinton Group Inc 0.50% 0.0% 23 Feb 2017
WHITBREAD PLC GLG Partners LP 0.85% 0.15% 23 Feb 2017
WILLIAM HILL Citadel Europe LLP 0.57% -0.03% 23 Feb 2017
Wm Morrison Supermarkets PLC Marshall Wace LLP 1.30% 0.02% 23 Feb 2017
Wm Morrison Supermarkets PLC Millennium International Management LP 0.81% 0.11% 23 Feb 2017