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 15 January

Company Fund % short Change Date changed
ABERDEEN ASSET MGMT PLC AQR Capital Management, LLC 0.70% 0.09% 15 Jan 2015
AFREN PLC Marshall Wace LLP 0.84% 0.10% 15 Jan 2015
ANGLO AMERICAN PLC Carmignac Gestion 0.50% -0.12% 15 Jan 2015
ANTOFAGASTA PLC Millennium International Management LP 0.71% 0.10% 15 Jan 2015
BALFOUR BEATTY PLC JPMorgan Asset Management (UK) Ltd 1.03% 0.12% 15 Jan 2015
CENTAMIN PLC Jane Street Group, LLC 0.81% -0.17% 15 Jan 2015
DE LA RUE PLC BlackRock Investment Management (UK) Limited 0.70% 0.01% 15 Jan 2015
Fenner PLC BlackRock Investment Management (UK) Limited 0.60% 0.09% 15 Jan 2015
Fidessa Group PLC AlphaGen Capital Limited 0.95% -0.05% 15 Jan 2015
FRASERS GROUP PLC AQR Capital Management, LLC 0.60% 0.10% 15 Jan 2015
Greene King PLC Carlson Capital UK LLP 0.92% 0.12% 15 Jan 2015
Greene King PLC HBK Investments L.P. 1.13% 0.51% 15 Jan 2015
MARSTON'S PLC BlackRock Investment Management (UK) Limited 1.01% 0.11% 15 Jan 2015
MARSTON'S PLC Insight Investment Management (Global) Ltd 0.45% -0.15% 15 Jan 2015
MONITISE PLC Marshall Wace LLP 0.99% -0.02% 15 Jan 2015
OXF INSTRUMENTS PLC BlackRock Investment Management (UK) Limited 0.80% 0.02% 15 Jan 2015
PAGEGROUP PLC BlackRock Institutional Trust Company, National Association 0.90% 0.01% 15 Jan 2015
PETROFAC LTD AQR Capital Management, LLC 1.60% 0.10% 15 Jan 2015
PETROFAC LTD BlueCrest Capital Management Limited 0.49% -0.01% 15 Jan 2015
SAVILLS PLC Arrowgrass Capital Partners LLP 0.94% 0.09% 15 Jan 2015
Sky PLC Marshall Wace LLP 0.58% -0.02% 15 Jan 2015
TT ELECTRONICS PLC JPMorgan Asset Management (UK) Ltd 0.29% -0.22% 15 Jan 2015
Wm Morrison Supermarkets PLC Marshall Wace LLP 1.67% -0.05% 15 Jan 2015