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 Tuesday 12 December

Company Fund % short Change Date changed
AA Plc BlackRock Investment Management (UK) Limited 1.01% 0.09% 12 Dec 2017
AGGREKO PLC Marshall Wace LLP 1.14% 0.11% 12 Dec 2017
BABCOCK INTERNATIONAL GROUP PLC Jupiter Investment Management Limited 0.51% 0.0% 12 Dec 2017
BABCOCK INTERNATIONAL GROUP PLC Marshall Wace LLP 1.62% 0.11% 12 Dec 2017
Barratt Redrow plc Janus Henderson Investors UK Limited 1.29% -0.01% 12 Dec 2017
Berkeley Group Holdings PLC Pictet Asset Management S.A. 0.61% 0.06% 12 Dec 2017
Blue Prism Group plc Marshall Wace LLP 0.50% 0.0% 12 Dec 2017
Cobham PLC BlackRock Institutional Trust Company, National Association 0.80% 0.10% 12 Dec 2017
Debenhams PLC BlackRock Institutional Trust Company, National Association 1.11% 0.11% 12 Dec 2017
DOMINO'S PIZZA GROUP PLC TT International 0.25% -0.27% 12 Dec 2017
ENQUEST PLC GSA Capital Partners LLP 0.70% 0.01% 12 Dec 2017
FRASERS GROUP PLC Marshall Wace LLP 0.50% 0.02% 12 Dec 2017
GENEL ENERGY PLC Carmignac Gestion 0.72% 0.04% 12 Dec 2017
Greene King PLC WorldQuant LLC 0.61% 0.09% 12 Dec 2017
Hansteen Holdings PLC Millennium International Management LP 2.88% 0.36% 12 Dec 2017
Hansteen Holdings PLC Susquehanna International Holdings LLC 0.87% -0.17% 12 Dec 2017
Inmarsat PLC Marshall Wace LLP 1.05% -0.13% 12 Dec 2017
Intu Properties PLC Pictet Asset Management S.A. 0.51% 0.0% 12 Dec 2017
Intu Properties PLC Winton Capital Management Ltd 0.59% -0.02% 12 Dec 2017
J. Sainsbury PLC Marshall Wace LLP 1.37% -0.10% 12 Dec 2017
McCarthy & Stone PLC Marshall Wace LLP 0.69% -0.08% 12 Dec 2017
OCADO GROUP PLC Marshall Wace LLP 1.23% 0.06% 12 Dec 2017
PETRA DIAMONDS LTD Systematica Investments Limited 0.80% 0.01% 12 Dec 2017
PETS AT HOME GROUP PLC Portsea Asset Management LLP 1.13% 0.14% 12 Dec 2017
Randgold Resources Ltd Anchor Bolt Capital, LP 0.98% -0.08% 12 Dec 2017
Smart Metering Systems GSA Capital Partners LLP 0.49% -0.01% 12 Dec 2017
The Weir Group PLC WorldQuant LLC 0.60% 0.01% 12 Dec 2017
TULLOW OIL PLC KGH LTD. 1.21% 0.02% 12 Dec 2017
TULLOW OIL PLC Marshall Wace LLP 1.27% -0.10% 12 Dec 2017
TULLOW OIL PLC Oxford Asset Management 0.70% 0.01% 12 Dec 2017
UBM PLC BlackRock Institutional Trust Company, National Association 0.79% -0.01% 12 Dec 2017
Vanquis Banking Group Plc Marshall Wace LLP 1.50% 0.07% 12 Dec 2017
Vistry Group PLC Marshall Wace LLP 0.69% -0.09% 12 Dec 2017
Wm Morrison Supermarkets PLC Citadel Europe LLP 0.91% 0.09% 12 Dec 2017
Wm Morrison Supermarkets PLC Discovery Capital Management, LLC 1.19% -0.05% 12 Dec 2017
Wm Morrison Supermarkets PLC Melvin Capital Management LP 1.25% 0.23% 12 Dec 2017
WOOD GROUP (JOHN) PLC AQR Capital Management, LLC 2.11% 0.11% 12 Dec 2017