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 Thursday 30 October

Company Fund % short Change Date changed
ADMIRAL GROUP PLC Darsana Capital Partners LP 0.83% 0.12% 30 Oct 2014
AGGREKO PLC GLG Partners LP 0.54% 0.0% 30 Oct 2014
DERWENT LONDON PLC Arrowgrass Capital Partners LLP 1.04% 0.14% 30 Oct 2014
DERWENT LONDON PLC CQS (UK) LLP 0.81% 0.06% 30 Oct 2014
FOXTONS GROUP PLC JPMorgan Asset Management (UK) Ltd 1.27% 0.13% 30 Oct 2014
G4S Marshall Wace LLP 0.81% 0.02% 30 Oct 2014
GW PHARMACEUTICALS PLC D. E. Shaw & Co. LP 0.89% -0.08% 30 Oct 2014
GW PHARMACEUTICALS PLC PDT Partners, LLC 0.58% -0.08% 30 Oct 2014
IMAGINATION TECH GROUP PLC JPMorgan Asset Management (UK) Ltd 1.26% 0.14% 30 Oct 2014
IQE BlackRock Investment Management (UK) Limited 1.38% -0.07% 30 Oct 2014
J. Sainsbury PLC BlackRock Investment Management (UK) Limited 0.79% -0.03% 30 Oct 2014
J. Sainsbury PLC Marshall Wace LLP 1.43% 0.09% 30 Oct 2014
LANCASHIRE HOLDINGS LTD ODEY ASSET MANAGEMENT LLP 3.30% 0.07% 30 Oct 2014
MONITISE PLC JPMorgan Asset Management (UK) Ltd 1.50% 0.03% 30 Oct 2014
MONITISE PLC TT International 0.84% 0.09% 30 Oct 2014
Nanoco Group Plc GSA Capital Partners LLP 0.50% 0.0% 30 Oct 2014
Ophir Energy PLC JPMorgan Asset Management (UK) Ltd 0.53% 0.0% 30 Oct 2014
PETROFAC LTD Marshall Wace LLP 0.74% 0.13% 30 Oct 2014
Rockhopper Exploration GSA Capital Partners LLP 0.80% 0.10% 30 Oct 2014
SERCO GROUP PLC BlueCrest Capital Management Limited 0.77% -0.03% 30 Oct 2014
SMITHS GROUP PLC GLG Partners LP 0.60% 0.02% 30 Oct 2014
SPECTRIS PLC BlackRock Institutional Trust Company, National Association 0.61% 0.11% 30 Oct 2014
TT ELECTRONICS PLC BlackRock Investment Management (UK) Limited 0.62% 0.03% 30 Oct 2014
TULLOW OIL PLC Marshall Wace LLP 0.47% -0.03% 30 Oct 2014
WH SMITH PLC FIL Fund Management Limited 0.61% 0.05% 30 Oct 2014