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 9 January

Company Fund % short Change Date changed
BABCOCK INTERNATIONAL GROUP PLC AQR Capital Management, LLC 0.50% 0.0% 9 Jan 2018
BABCOCK INTERNATIONAL GROUP PLC BlueMountain Capital Management, LLC 0.49% -0.01% 9 Jan 2018
Berkeley Group Holdings PLC Millennium International Management LP 0.93% 0.13% 9 Jan 2018
CARILLION PLC Marshall Wace LLP 0.47% -0.10% 9 Jan 2018
CONVATEC GROUP ORD AQR Capital Management, LLC 1.20% 0.10% 9 Jan 2018
CONVATEC GROUP ORD BlackRock Investment Management (UK) Limited 0.69% -0.10% 9 Jan 2018
DFS FURNITURE PLC JPMorgan Asset Management (UK) Ltd 0.80% 0.07% 9 Jan 2018
ENQUEST PLC BlackRock Investment Management (UK) Limited 0.48% -0.11% 9 Jan 2018
Entain PLC Davidson Kempner European Partners LLP 1.31% 0.11% 9 Jan 2018
Entain PLC Farallon Capital Europe LLP 1.09% 0.17% 9 Jan 2018
Greene King PLC Marshall Wace LLP 2.00% 0.01% 9 Jan 2018
Hurricane Energy Myriad Opportunities Master Fund Limited 0.50% 0.0% 9 Jan 2018
Inmarsat PLC BlackRock Investment Management (UK) Limited 0.48% -0.06% 9 Jan 2018
Inmarsat PLC Marshall Wace LLP 0.46% -0.10% 9 Jan 2018
Interserve Plc BrightSphere Inc. 1.02% 0.10% 9 Jan 2018
IQE Marshall Wace LLP 3.50% 0.10% 9 Jan 2018
J. Sainsbury PLC Citadel Europe LLP 1.40% 0.01% 9 Jan 2018
J. Sainsbury PLC Discovery Capital Management, LLC 0.72% -0.16% 9 Jan 2018
J. Sainsbury PLC GLG Partners LP 0.64% -0.21% 9 Jan 2018
J. Sainsbury PLC Marshall Wace LLP 1.26% 0.07% 9 Jan 2018
JUST GROUP PLC ODEY ASSET MANAGEMENT LLP 0.49% -0.15% 9 Jan 2018
MARKS & SPENCER GROUP PLC Citadel Europe LLP 0.42% -0.17% 9 Jan 2018
MARKS & SPENCER GROUP PLC Marshall Wace LLP 1.67% -0.12% 9 Jan 2018
MELROSE INDUSTRIES PLC WorldQuant LLC 0.77% -0.12% 9 Jan 2018
Merlin Entertainments PLC AQR Capital Management, LLC 0.60% 0.10% 9 Jan 2018
OneSavings Bank PLC Millennium International Management LP 0.51% 0.11% 9 Jan 2018
PENNON GROUP PLC AQR Capital Management, LLC 0.78% -0.10% 9 Jan 2018
PETROFAC LTD AQR Capital Management, LLC 3.10% 0.02% 9 Jan 2018
PETS AT HOME GROUP PLC Portsea Asset Management LLP 1.36% 0.23% 9 Jan 2018
Premier Oil PLC GLG Partners LP 0.76% 0.09% 9 Jan 2018
Premier Oil PLC Highbridge Capital Management LLC 3.08% 0.27% 9 Jan 2018
Premier Oil PLC TFG Asset Management UK LLP 4.48% -0.19% 9 Jan 2018
RPC Group PLC AQR Capital Management, LLC 0.59% -0.03% 9 Jan 2018
SEVERFIELD PLC Jupiter Investment Management Limited 1.07% 0.11% 9 Jan 2018
SIG PLC BlackRock Investment Management (UK) Limited 1.44% -0.14% 9 Jan 2018
SIG PLC Marshall Wace LLP 0.69% -0.10% 9 Jan 2018
Telit Communications PLC Leucadia Investment Management Limited 0.61% -0.15% 9 Jan 2018
Ultra Electronics Holdings PLC Bodenholm Capital AB 0.81% 0.13% 9 Jan 2018
Ultra Electronics Holdings PLC Thunderbird Partners LLP 1.92% 0.10% 9 Jan 2018
Vanquis Banking Group Plc Citadel Advisors II LLC 0.49% -0.10% 9 Jan 2018
WHITBREAD PLC GLG Partners LP 0.49% -0.10% 9 Jan 2018
Wm Morrison Supermarkets PLC BlackRock Investment Management (UK) Limited 1.00% 0.01% 9 Jan 2018
Wm Morrison Supermarkets PLC Citadel Europe LLP 0.24% -0.36% 9 Jan 2018
Wm Morrison Supermarkets PLC Discovery Capital Management, LLC 0.45% -0.07% 9 Jan 2018
Wm Morrison Supermarkets PLC Melvin Capital Management LP 1.49% -0.01% 9 Jan 2018