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 Monday 23 January

Company Fund % short Change Date changed
AMEC PLC Millennium International Management LP 1.42% 0.03% 23 Jan 2017
ASOS PLC Marshall Wace LLP 0.49% -0.10% 23 Jan 2017
BIG YELLOW GROUP PLC FIL Investments International 2.19% -0.01% 23 Jan 2017
Boohoo Group AHL Partners LLP 0.72% 0.10% 23 Jan 2017
CARILLION PLC BlackRock Investment Management (UK) Limited 3.02% 0.12% 23 Jan 2017
CARILLION PLC KUVARI PARTNERS LLP 0.55% 0.0% 23 Jan 2017
CENTAMIN PLC D. E. Shaw & Co. LP 0.49% -0.01% 23 Jan 2017
CHEMRING GROUP PLC BlackRock Investment Management (UK) Limited 0.47% -0.11% 23 Jan 2017
Cobham PLC Marshall Wace LLP 0.51% 0.04% 23 Jan 2017
ESSENTRA PLC GSA Capital Partners LLP 0.53% 0.0% 23 Jan 2017
FRASERS GROUP PLC Marshall Wace LLP 0.60% 0.10% 23 Jan 2017
Greene King PLC Marshall Wace LLP 0.69% -0.01% 23 Jan 2017
Inmarsat PLC AKO Capital LLP 0.47% -0.03% 23 Jan 2017
Intu Properties PLC Marshall Wace LLP 0.71% 0.06% 23 Jan 2017
J. Sainsbury PLC Marshall Wace LLP 0.71% 0.11% 23 Jan 2017
Just Eat PLC Citadel Advisors LLC 0.49% -0.08% 23 Jan 2017
LANCASHIRE HOLDINGS LTD BlackRock Investment Management (UK) Limited 0.50% 0.02% 23 Jan 2017
MITIE GROUP KUVARI PARTNERS LLP 0.39% -0.12% 23 Jan 2017
MITIE GROUP Marshall Wace LLP 0.80% 0.03% 23 Jan 2017
MITIE GROUP WorldQuant LLC 1.10% 0.02% 23 Jan 2017
Naked Wine JPMorgan Asset Management (UK) Ltd 0.91% -0.27% 23 Jan 2017
Naked Wine WorldQuant LLC 0.68% -0.03% 23 Jan 2017
Nanoco Group Plc JPMorgan Asset Management (UK) Ltd 0.90% 0.05% 23 Jan 2017
NCC GROUP PLC Numeric Investors LLC 1.74% 0.11% 23 Jan 2017
PENNON GROUP PLC Crewe, Ltd. 1.13% 0.43% 23 Jan 2017
Premier Oil PLC Marshall Wace LLP 0.90% 0.08% 23 Jan 2017
TESCO PLC Delores Holdings, Ltd. 0.81% 0.11% 23 Jan 2017
The Weir Group PLC Citadel Advisors LLC 0.54% -0.11% 23 Jan 2017
TRAVIS PERKINS PLC BlackRock Investment Management (UK) Limited 0.51% 0.02% 23 Jan 2017
TULLOW OIL PLC Marshall Wace LLP 1.54% -0.06% 23 Jan 2017
Ultra Electronics Holdings PLC Thunderbird Partners LLP 0.61% 0.0% 23 Jan 2017
Vanquis Banking Group Plc Pelham Global Financials Master Fund Ltd 0.95% 0.07% 23 Jan 2017
WHITBREAD PLC WorldQuant LLC 0.47% -0.04% 23 Jan 2017
WILLIAM HILL Marshall Wace LLP 0.50% 0.01% 23 Jan 2017
Wm Morrison Supermarkets PLC Citadel Europe LLP 0.76% 0.16% 23 Jan 2017