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 May

Company Fund % short Change Date changed
APR ENERGY PLC ODEY ASSET MANAGEMENT LLP 2.18% 0.23% 21 May 2013
Brewin Dolphin Holdings PLC AlphaGen Capital Limited 0.50% 0.11% 21 May 2013
CARILLION PLC AKO Capital LLP 1.10% 0.11% 21 May 2013
CARILLION PLC CapeView Capital LLP 0.69% -0.03% 21 May 2013
CARNIVAL PLC BLACK RIVER ASSET MANAGEMENT LLC 0.43% -0.07% 21 May 2013
Debenhams PLC BlackRock Investment Management (UK) Limited 0.59% -0.01% 21 May 2013
HALMA PLC BlackRock Institutional Trust Company, National Association 0.57% -0.10% 21 May 2013
HAYS PLC BlackRock Investment Management (UK) Limited 0.48% -0.02% 21 May 2013
HIKMA PHARMACEUTICALS PLC BlackRock Investment Management (UK) Limited 0.59% -0.10% 21 May 2013
HOME RETAIL GROUP Blau GmBH 2.07% -0.09% 21 May 2013
IQE BlackRock Institutional Trust Company, National Association 0.90% 0.10% 21 May 2013
J. Sainsbury PLC Lansdowne Partners Limited* 1.71% 0.05% 21 May 2013
KIER GROUP PLC TFG Asset Management UK LLP 0.52% 0.0% 21 May 2013
LAMPRELL Highbridge Capital Management LLC 0.52% 0.04% 21 May 2013
OCADO GROUP PLC Blue Ridge Capital, L.L.C. 1.88% -0.11% 21 May 2013
Ophir Energy PLC Lansdowne Partners Limited* 3.00% 0.10% 21 May 2013
PETROFAC LTD AKO Capital LLP 0.52% 0.07% 21 May 2013
Petropavlovsk PLC TT International 2.20% 0.40% 21 May 2013
Petropavlovsk PLC WorldQuant LLC 1.34% 0.14% 21 May 2013
QINETIQ GROUP PLC BlackRock Investment Management (UK) Limited 0.49% -0.02% 21 May 2013
SPIRENT COMMUNICATIONS PLC BlackRock Institutional Trust Company, National Association 0.57% -0.05% 21 May 2013
Thomas Cook Group PLC Sothic Capital Management LLP 0.59% -0.10% 21 May 2013
TUI TRAVEL PLC D. E. Shaw & Co. (London), LLP 0.63% 0.07% 21 May 2013
TULLOW OIL PLC Lansdowne Partners Limited* 2.12% 0.07% 21 May 2013