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 January

Company Fund % short Change Date changed
AA Plc Gladstone Capital Management LLP 0.63% 0.04% 18 Jan 2018
AA Plc GLG Partners LP 1.14% -0.08% 18 Jan 2018
AA Plc TT International 0.63% 0.23% 18 Jan 2018
ASHTEAD GROUP PLC CPMG, Inc. 0.55% -0.13% 18 Jan 2018
BALFOUR BEATTY PLC BlackRock Investment Management (UK) Limited 0.49% -0.10% 18 Jan 2018
CINEWORLD GROUP PLC Marshall Wace LLP 0.91% 0.05% 18 Jan 2018
CINEWORLD GROUP PLC Maverick Capital, Ltd. 1.17% 0.11% 18 Jan 2018
Countrywide PLC Engadine Partners LLP 0.94% -0.24% 18 Jan 2018
CVS Group Plc JPMorgan Asset Management (UK) Ltd 0.34% -0.23% 18 Jan 2018
DAILY MAIL AND GENERAL TRUST PLC Marshall Wace LLP 0.61% 0.11% 18 Jan 2018
ENQUEST PLC Ninety One UK Ltd 0.42% -0.11% 18 Jan 2018
Entain PLC P. Schoenfeld Asset Management LP 0.66% 0.16% 18 Jan 2018
Entain PLC Ramius Advisors LLC 1.22% 0.50% 18 Jan 2018
ESSENTRA PLC GLG Partners LP 0.81% 0.02% 18 Jan 2018
FAROE PETROLEUM PLC GSA Capital Partners LLP 0.60% 0.01% 18 Jan 2018
GREENCORE GROUP PLC BlackRock Investment Management (UK) Limited 0.62% 0.12% 18 Jan 2018
GREGGS PLC GLG Partners LP 0.70% 0.09% 18 Jan 2018
HALFORDS GROUP PLC RYE BAY CAPITAL LLP 0.92% -0.11% 18 Jan 2018
Inmarsat PLC AQR Capital Management, LLC 3.00% 0.07% 18 Jan 2018
IQE Marshall Wace LLP 3.96% 0.16% 18 Jan 2018
MARKS & SPENCER GROUP PLC Kintbury Capital LLP 0.68% 0.01% 18 Jan 2018
MELROSE INDUSTRIES PLC BlackRock Institutional Trust Company, National Association 0.79% -0.02% 18 Jan 2018
NEWRIVER REIT PLC SFM UK Management LLP 0.86% 0.0% 18 Jan 2018
NEXT PLC Marshall Wace LLP 1.18% -0.07% 18 Jan 2018
PEARSON PLC BlackRock Investment Management (UK) Limited 0.61% 0.06% 18 Jan 2018
PEARSON PLC GLG Partners LP 1.24% 0.12% 18 Jan 2018
PEARSON PLC Kintbury Capital LLP 0.57% 0.03% 18 Jan 2018
PEARSON PLC Marshall Wace LLP 1.20% 0.06% 18 Jan 2018
PETRA DIAMONDS LTD JPMorgan Asset Management (UK) Ltd 1.11% 0.02% 18 Jan 2018
Premier Oil PLC Whitebox Advisors LLC 3.03% 0.07% 18 Jan 2018
PROSPEX OIL AND GAS PLC Singer Capital Markets Securities Limited 1.11% 0.26% 18 Jan 2018
Purplebricks Group GLG Partners LP 0.86% -0.12% 18 Jan 2018
QINETIQ GROUP PLC STURGEON VENTURES LLP 0.44% -0.06% 18 Jan 2018
RESTAURANT GROUP PLC TT International 1.03% 0.09% 18 Jan 2018
RPC Group PLC Kintbury Capital LLP 0.56% 0.06% 18 Jan 2018
The British Land Co. PLC Janus Henderson Investors UK Limited 0.40% -0.10% 18 Jan 2018
The Weir Group PLC Citadel Europe LLP 0.55% 0.07% 18 Jan 2018
TULLOW OIL PLC Marshall Wace LLP 1.40% 0.05% 18 Jan 2018
Ultra Electronics Holdings PLC Marshall Wace LLP 0.50% 0.01% 18 Jan 2018
Vanquis Banking Group Plc Legg Mason, Inc. 0.73% 0.0% 18 Jan 2018
Vanquis Banking Group Plc Marshall Wace LLP 1.50% 0.02% 18 Jan 2018
Vanquis Banking Group Plc Miura Global Management, LLC 1.01% 0.07% 18 Jan 2018
Vanquis Banking Group Plc Polar Capital LLP 0.51% -0.45% 18 Jan 2018
Vanquis Banking Group Plc WorldQuant LLC 0.54% 0.09% 18 Jan 2018
Vectura Group PLC Algert Global LLC 0.50% 0.0% 18 Jan 2018
Vistry Group PLC Marshall Wace LLP 0.71% 0.02% 18 Jan 2018
WOOD GROUP (JOHN) PLC AQR Capital Management, LLC 2.29% -0.02% 18 Jan 2018
ZIGUP plc GLG Partners LP 0.73% 0.04% 18 Jan 2018