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 October

Company Fund % short Change Date changed
Acacia Mining PLC TT International 0.72% 0.09% 11 Oct 2013
AGGREKO PLC AQR Capital Management, LLC 0.91% 0.02% 11 Oct 2013
AGGREKO PLC Lansdowne Partners Limited* 2.14% -0.32% 11 Oct 2013
AGGREKO PLC Marshall Wace LLP 0.59% -0.01% 11 Oct 2013
CAPITA PLC Morton Holdings, Inc. 0.47% -0.11% 11 Oct 2013
CENTAUR MEDIA PLC BlackRock Investment Management (UK) Limited 2.73% 0.07% 11 Oct 2013
DIXONS RETAIL PLC Fest N.V. 2.49% -0.55% 11 Oct 2013
Fenner PLC FIL Investment Services (UK) Limited 1.93% 0.16% 11 Oct 2013
HALFORDS GROUP PLC GAM INVESTMENT MANAGEMENT (SWITZERLAND) LTD. ? LUGANO BRANCH. 0.28% -0.36% 11 Oct 2013
HENDERSON GROUP PLC BlackRock Investment Management (UK) Limited 0.50% 0.07% 11 Oct 2013
Ladbrokes Coral Group PLC Anchorage Capital Master Offshore, Ltd. 0.15% -0.43% 11 Oct 2013
Ladbrokes Coral Group PLC BlackRock Institutional Trust Company, National Association 2.08% 0.18% 11 Oct 2013
Ladbrokes Coral Group PLC BlueCrest Capital Management Limited 0.49% -0.01% 11 Oct 2013
Ladbrokes Coral Group PLC Morton Holdings, Inc. 0.94% -0.08% 11 Oct 2013
LONDON MINING PLC GSA Capital Partners LLP 0.90% 0.05% 11 Oct 2013
Man Group Ltd Lansdowne Partners Limited* 1.11% 0.12% 11 Oct 2013
MENZIESJOHN BlackRock Investment Management (UK) Limited 0.51% 0.0% 11 Oct 2013
Petropavlovsk PLC GSA Capital Partners LLP 0.78% -0.02% 11 Oct 2013
Petropavlovsk PLC Marshall Wace LLP 0.90% -0.08% 11 Oct 2013
Petropavlovsk PLC WorldQuant LLC 0.79% 0.13% 11 Oct 2013
SERCO GROUP PLC Morton Holdings, Inc. 0.67% -0.04% 11 Oct 2013
Synergy Health plc AlphaGen Capital Limited 0.66% -0.13% 11 Oct 2013
The Weir Group PLC ZBI Equities, L.L.C. 0.66% -0.13% 11 Oct 2013
VESUVIUS ORD BlackRock Institutional Trust Company, National Association 0.91% 0.08% 11 Oct 2013
XP POWER LTD JPMorgan Asset Management (UK) Ltd 0.56% -0.12% 11 Oct 2013