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 June

Company Fund % short Change Date changed
ANDOR TECHNOLOGY LTD JPMorgan Asset Management (UK) Ltd 0.66% 0.16% 18 Jun 2013
BALFOUR BEATTY PLC Highbridge Capital Management LLC 0.59% -0.03% 18 Jun 2013
BTG PLC BlackRock Institutional Trust Company, National Association 0.91% 0.11% 18 Jun 2013
CARILLION PLC TT International 0.20% -0.36% 18 Jun 2013
FIRSTGROUP PLC ABC Arbitrage Asset Management 0.51% 0.0% 18 Jun 2013
FIRSTGROUP PLC BLACK RIVER ASSET MANAGEMENT LLC 0.57% 0.0% 18 Jun 2013
FIRSTGROUP PLC Magnetar Financial (UK) LLP 0.87% 0.28% 18 Jun 2013
FIRSTGROUP PLC Marshall Wace LLP 0.57% -0.05% 18 Jun 2013
FIRSTGROUP PLC OVS Capital Management LLP 0.60% 0.0% 18 Jun 2013
FIRSTGROUP PLC Susquehanna International Holdings LLC 0.52% 0.0% 18 Jun 2013
FRONTERA RESOURCES CORP YA Global Master SPV, Ltd 1.96% 0.59% 18 Jun 2013
Go-Ahead Group PLC BlackRock Investment Management (UK) Limited 0.53% 0.0% 18 Jun 2013
HOME RETAIL GROUP Morton Holdings, Inc. 1.31% 0.11% 18 Jun 2013
International Consolidated Airlines Group S.A. Sculptor Capital Management Europe Limited 1.81% 0.06% 18 Jun 2013
Iofina Ennismore Fund Management Limited 1.01% 0.06% 18 Jun 2013
LANCASHIRE HOLDINGS LTD Moore Capital Management LP 0.49% -0.05% 18 Jun 2013
LANCASHIRE HOLDINGS LTD Moore Europe Capital Management LLP 0.49% -0.12% 18 Jun 2013
MITIE GROUP Artemis Investment Management LLP 1.23% 0.08% 18 Jun 2013
MITIE GROUP BlackRock Investment Management (UK) Limited 1.02% 0.03% 18 Jun 2013
MITIE GROUP TT International 0.52% -0.18% 18 Jun 2013
Petropavlovsk PLC Highbridge Capital Management LLC 0.63% 0.08% 18 Jun 2013
Petropavlovsk PLC Oxford Asset Management 1.52% 0.03% 18 Jun 2013
Petropavlovsk PLC TT International 2.33% 0.23% 18 Jun 2013
Rockhopper Exploration Oxford Asset Management 1.30% 0.01% 18 Jun 2013
Stagecoach Group PLC Elliott Investment Management, L.P 0.67% -0.09% 18 Jun 2013
TELECITY GROUP PLC UBS Asset Management (Americas) LLC 0.69% 0.17% 18 Jun 2013
Thomas Cook Group PLC Magnetar Financial (UK) LLP 0.74% 0.12% 18 Jun 2013
VESUVIUS ORD TT International 0.36% -0.19% 18 Jun 2013
Xchanging AlphaGen Capital Limited 0.61% 0.07% 18 Jun 2013