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 18 December

Company Fund % short Change Date changed
ABERDEEN ASSET MGMT PLC AQR Capital Management, LLC 0.61% 0.11% 18 Dec 2014
ABERDEEN ASSET MGMT PLC BlackRock Investment Management (UK) Limited 0.48% -0.03% 18 Dec 2014
ADMIRAL GROUP PLC AQR Capital Management, LLC 1.00% 0.10% 18 Dec 2014
ADMIRAL GROUP PLC ODEY ASSET MANAGEMENT LLP 1.09% -0.04% 18 Dec 2014
AMLIN PLC ODEY ASSET MANAGEMENT LLP 1.49% -0.02% 18 Dec 2014
ASOS PLC Steadfast Capital Management LP 1.71% 0.03% 18 Dec 2014
BALFOUR BEATTY PLC Marshall Wace LLP 0.60% 0.09% 18 Dec 2014
BALFOUR BEATTY PLC WorldQuant LLC 0.53% 0.0% 18 Dec 2014
BURBERRY GROUP PLC AQR Capital Management, LLC 1.11% 0.11% 18 Dec 2014
DERWENT LONDON PLC BlueMountain Capital Management, LLC 1.58% 0.93% 18 Dec 2014
DRAX GROUP PLC Citadel Europe LLP 0.93% -0.25% 18 Dec 2014
FOXTONS GROUP PLC Altair Investment Management Limited 1.00% 0.12% 18 Dec 2014
Greene King PLC Funds managed by Cheyne Capital Management (UK) LLP 1.36% 0.38% 18 Dec 2014
GW PHARMACEUTICALS PLC D. E. Shaw & Co. LP 0.85% -0.09% 18 Dec 2014
GW PHARMACEUTICALS PLC EverPoint Asset Management, LLC 0.69% 0.10% 18 Dec 2014
Hansteen Holdings PLC CQS (UK) LLP 2.80% 0.06% 18 Dec 2014
International Distribution Services plc Marshall Wace LLP 0.49% -0.02% 18 Dec 2014
INTERTEK GROUP PLC AQR Capital Management, LLC 1.11% 0.02% 18 Dec 2014
J. Sainsbury PLC BlackRock Investment Management (UK) Limited 0.43% -0.13% 18 Dec 2014
J. Sainsbury PLC Marshall Wace LLP 1.29% -0.07% 18 Dec 2014
JKX Oil & Gas PLC Basso Capital Management, L.P. 0.98% -0.37% 18 Dec 2014
LANCASHIRE HOLDINGS LTD ODEY ASSET MANAGEMENT LLP 3.92% 0.14% 18 Dec 2014
MARKS & SPENCER GROUP PLC AQR Capital Management, LLC 0.50% 0.0% 18 Dec 2014
MONITISE PLC Blau GmBH 2.47% -0.05% 18 Dec 2014
Nostrum Oil and Gas PLC Fiera Capital (IOM) Limited 0.00% -0.50% 18 Dec 2014
Ophir Energy PLC BlueCrest Capital Management Limited 1.08% -0.02% 18 Dec 2014
PAYSAFE GROUP PLC AKO Capital LLP 1.03% 0.30% 18 Dec 2014
Petropavlovsk PLC Jane Street Group, LLC 0.76% -0.11% 18 Dec 2014
SERCO GROUP PLC BlackRock Investment Management (UK) Limited 1.03% -0.13% 18 Dec 2014
SPECTRIS PLC Insight Investment Management (Global) Ltd 0.57% 0.0% 18 Dec 2014
WH SMITH PLC Lansdowne Partners (UK) LLP 0.97% -0.12% 18 Dec 2014
Wm Morrison Supermarkets PLC AQR Capital Management, LLC 0.81% 0.02% 18 Dec 2014
Wm Morrison Supermarkets PLC Marshall Wace LLP 1.48% -0.03% 18 Dec 2014