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 15 August

Company Fund % short Change Date changed
BowLeven Marshall Wace LLP 0.49% -0.10% 15 Aug 2014
COMMUNISIS PLC BlackRock Investment Management (UK) Limited 1.67% -0.08% 15 Aug 2014
COSTAIN GROUP PLC BlackRock Investment Management (UK) Limited 0.69% -0.10% 15 Aug 2014
Dairy Crest Group PLC BlackRock Investment Management (UK) Limited 0.65% -0.13% 15 Aug 2014
EVRAZ PLC FIL Fund Management Limited 0.69% -0.09% 15 Aug 2014
GW PHARMACEUTICALS PLC D. E. Shaw & Co. LP 1.16% -0.07% 15 Aug 2014
HOME RETAIL GROUP Lone Pine Capital LLC 0.84% -0.15% 15 Aug 2014
IMAGINATION TECH GROUP PLC BlueCrest Capital Management Limited 0.70% 0.10% 15 Aug 2014
J. Sainsbury PLC ODEY ASSET MANAGEMENT LLP 0.88% -0.02% 15 Aug 2014
Lonmin PLC BlackRock Investment Management (UK) Limited 0.52% 0.03% 15 Aug 2014
Mecom Group Plc PSquared Asset Management AG 0.47% -0.06% 15 Aug 2014
Naked Wine BlackRock Investment Management (UK) Limited 1.40% 0.09% 15 Aug 2014
Pace PLC Tybourne Capital Management (HK) Limited 0.75% -0.08% 15 Aug 2014
PETROFAC LTD AKO Capital LLP 1.41% 0.06% 15 Aug 2014
RhythmOne plc Oxford Asset Management 0.70% 0.10% 15 Aug 2014
RS Group Plc BlackRock Investment Management (UK) Limited 0.73% 0.04% 15 Aug 2014
SDL PLC BlackRock Investment Management (UK) Limited 0.50% 0.0% 15 Aug 2014
SERCO GROUP PLC Marshall Wace LLP 0.69% -0.09% 15 Aug 2014
Synergy Health plc AlphaGen Capital Limited 1.07% -0.04% 15 Aug 2014
WILLIAM HILL BlueCrest Capital Management Limited 0.60% 0.10% 15 Aug 2014