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 Friday 11 January

Company Fund % short Change Date changed
ARM HOLDINGS PLC Citadel Advisors LLC 0.49% -0.01% 11 Jan 2013
ASOS PLC Chanos & Company L.P. 2.03% 0.04% 11 Jan 2013
BowLeven Oxford Asset Management 1.25% -0.12% 11 Jan 2013
Dairy Crest Group PLC BlackRock Investment Management (UK) Limited 1.69% -0.01% 11 Jan 2013
DIXONS RETAIL PLC Fest N.V. 3.36% 0.09% 11 Jan 2013
ESKEN LIMITED GMT Capital Corp 0.85% 0.10% 11 Jan 2013
International Consolidated Airlines Group S.A. Sculptor Capital Management Europe Limited 1.41% 0.08% 11 Jan 2013
J. Sainsbury PLC Lansdowne Partners Limited* 0.78% 0.18% 11 Jan 2013
Lonmin PLC BlackRock Investment Management (UK) Limited 0.49% -0.10% 11 Jan 2013
Lonmin PLC Bocage Capital LLC 0.87% 0.17% 11 Jan 2013
Lonmin PLC Occitan Master Fund LP 0.44% -0.07% 11 Jan 2013
TCLARKE PLC BlackRock Investment Management (UK) Limited 0.00% -1.92% 11 Jan 2013
The Weir Group PLC AQR Capital Management, LLC 1.09% -0.01% 11 Jan 2013
TUI TRAVEL PLC BNP PARIBAS SA 0.71% 0.10% 11 Jan 2013
TULLOW OIL PLC Lansdowne Partners Limited* 1.78% 0.23% 11 Jan 2013
VESUVIUS ORD Highbridge Capital Management LLC 0.48% -0.02% 11 Jan 2013
WPP PLC D. E. Shaw & Co. (U.K.), Ltd. 0.72% 0.08% 11 Jan 2013