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 16 May

Company Fund % short Change Date changed
Accrol Group Holdings Jupiter Investment Management Limited 0.43% -0.36% 16 May 2017
ASOS PLC WorldQuant LLC 0.59% -0.02% 16 May 2017
BERENDSEN PLC Citadel Advisors II LLC 0.47% -0.10% 16 May 2017
Brown(N.)Group BlackRock Investment Management (UK) Limited 0.88% -0.09% 16 May 2017
Civitas Social Housing PLC Millennium International Management LP 0.68% -0.03% 16 May 2017
Clinigen Group Plc WorldQuant LLC 0.69% -0.01% 16 May 2017
Cobham PLC AQR Capital Management, LLC 1.61% 0.10% 16 May 2017
Cobham PLC Marshall Wace LLP 1.52% 0.11% 16 May 2017
Cobham PLC WorldQuant LLC 0.49% -0.02% 16 May 2017
CREST NICHOLSON HOLDINGS PLC Millennium International Management LP 0.81% 0.10% 16 May 2017
Dairy Crest Group PLC GSA Capital Partners LLP 0.60% 0.01% 16 May 2017
DOMINO'S PIZZA GROUP PLC WorldQuant LLC 0.88% -0.10% 16 May 2017
EASYJET PLC Sculptor Capital Management Europe Limited 0.32% -0.33% 16 May 2017
ESSENTRA PLC GSA Capital Partners LLP 0.59% -0.01% 16 May 2017
FIRSTGROUP PLC BlackRock Investment Management (UK) Limited 0.57% -0.05% 16 May 2017
FOXTONS GROUP PLC BlackRock Investment Management (UK) Limited 1.60% 0.10% 16 May 2017
FOXTONS GROUP PLC RYE BAY CAPITAL LLP 1.06% 0.11% 16 May 2017
HAMMERSON PLC Millennium International Management LP 0.55% 0.07% 16 May 2017
HENDERSON GROUP PLC AQR Capital Management, LLC 0.59% -0.01% 16 May 2017
IMAGINATION TECH GROUP PLC GSA Capital Partners LLP 1.25% 0.08% 16 May 2017
IMAGINATION TECH GROUP PLC WorldQuant LLC 0.99% -0.08% 16 May 2017
Inmarsat PLC AQR Capital Management, LLC 3.07% -0.05% 16 May 2017
Interserve Plc GSA Capital Partners LLP 0.81% 0.02% 16 May 2017
J. Sainsbury PLC Slate Path Capital LP 0.49% -0.01% 16 May 2017
KAZ Minerals PLC Marshall Wace LLP 0.64% -0.11% 16 May 2017
KAZ Minerals PLC Oxford Asset Management 0.50% 0.0% 16 May 2017
KAZ Minerals PLC WorldQuant LLC 0.77% -0.05% 16 May 2017
LIVANOVA PLC Millennium International Management LP 3.07% 0.15% 16 May 2017
Lonmin PLC Capital Fund Management SA 1.20% 0.09% 16 May 2017
MARKS & SPENCER GROUP PLC Lone Pine Capital LLC 1.44% 0.06% 16 May 2017
MARKS & SPENCER GROUP PLC Marshall Wace LLP 1.31% 0.10% 16 May 2017
MARSTON'S PLC BlackRock Institutional Trust Company, National Association 0.61% 0.10% 16 May 2017
MICRO FOCUS INTERNATIONAL PLC Sculptor Capital LP 0.49% -0.09% 16 May 2017
MICRO FOCUS INTERNATIONAL PLC Third Point LLC 0.56% 0.0% 16 May 2017
MITIE GROUP Marshall Wace LLP 1.60% 0.01% 16 May 2017
NCC GROUP PLC WorldQuant LLC 1.10% 0.03% 16 May 2017
OCADO GROUP PLC Marshall Wace LLP 1.71% 0.11% 16 May 2017
Ophir Energy PLC GSA Capital Partners LLP 0.49% -0.10% 16 May 2017
PAYSAFE GROUP PLC AEK (UK) Limited 1.83% -0.08% 16 May 2017
PAYSAFE GROUP PLC Public Equity Partners Management, L.P. 1.94% 0.06% 16 May 2017
PETROFAC LTD AQR Capital Management, LLC 1.81% 0.10% 16 May 2017
PETROFAC LTD Marshall Wace LLP 0.77% -0.06% 16 May 2017
PETS AT HOME GROUP PLC Marshall Wace LLP 0.51% 0.0% 16 May 2017
Rockhopper Exploration GSA Capital Partners LLP 1.89% -0.09% 16 May 2017
SERCO GROUP PLC JPMorgan Asset Management (UK) Ltd 0.59% -0.07% 16 May 2017
Signature Aviation PLC BlackRock Investment Management (UK) Limited 0.49% -0.01% 16 May 2017
TULLOW OIL PLC WorldQuant LLC 0.77% -0.11% 16 May 2017
Vistry Group PLC Millennium International Management LP 0.77% -0.11% 16 May 2017
WILLIAM HILL Marshall Wace LLP 0.46% -0.12% 16 May 2017
WILLIAM HILL Millennium International Management LP 0.68% -0.11% 16 May 2017