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 13 December

Company Fund % short Change Date changed
AA Plc Carlson Capital UK LLP 0.48% -0.06% 13 Dec 2018
Advanced Medical Solutions Group Jupiter Investment Management Limited 0.98% 0.17% 13 Dec 2018
ASOS PLC AQR Capital Management, LLC 1.60% 0.10% 13 Dec 2018
ASOS PLC Jericho Capital Asset Management L.P. 0.72% 0.12% 13 Dec 2018
ASOS PLC Marshall Wace LLP 1.44% 0.10% 13 Dec 2018
ASOS PLC Tiger Global Management, LLC 1.01% -0.39% 13 Dec 2018
BEAZLEY PLC BlackRock Institutional Trust Company, National Association 0.70% 0.01% 13 Dec 2018
Berkeley Group Holdings PLC ODEY ASSET MANAGEMENT LLP 0.70% 0.02% 13 Dec 2018
BUNZL PLC Lansdowne Partners (UK) LLP 1.04% 0.09% 13 Dec 2018
Capricorn Energy Plc BlackRock Institutional Trust Company, National Association 1.50% 0.03% 13 Dec 2018
Capricorn Energy Plc BlackRock Investment Management, LLC 0.81% 0.02% 13 Dec 2018
COATS GROUP PLC Millennium International Management LP 0.59% -0.02% 13 Dec 2018
DCC PLC WorldQuant LLC 0.51% 0.0% 13 Dec 2018
EQUINITI GROUP PLC Lancaster Investment Management LLP 0.62% 0.12% 13 Dec 2018
FOXTONS GROUP PLC UBS Asset Management (UK) Ltd 0.55% -0.14% 13 Dec 2018
GRAINGER PLC QUARTYS LIMITED 1.48% 0.25% 13 Dec 2018
HEADLAM GROUP PLC S.W. Mitchell Capital LLP 0.74% 0.05% 13 Dec 2018
HOLLYWOOD BOWL GROUP PLC S.W. Mitchell Capital LLP 0.70% 0.06% 13 Dec 2018
Hurricane Energy Sculptor Capital Management Europe Limited 0.56% -0.09% 13 Dec 2018
IG GROUP HOLDINGS PLC ODEY ASSET MANAGEMENT LLP 1.36% -0.12% 13 Dec 2018
International Distribution Services plc GLG Partners LP 0.49% -0.08% 13 Dec 2018
Interserve Plc BrightSphere Inc. 2.28% -0.06% 13 Dec 2018
JUPITER FUND MANAGEMENT PLC Marshall Wace LLP 0.71% 0.10% 13 Dec 2018
KIER GROUP PLC GLG Partners LP 1.19% -0.03% 13 Dec 2018
KIER GROUP PLC SFM UK Management LLP 0.24% -0.42% 13 Dec 2018
MARKS & SPENCER GROUP PLC BlackRock Investment Management (UK) Limited 1.10% 0.01% 13 Dec 2018
MARKS & SPENCER GROUP PLC Pelham Long/Short Master Fund Limited 2.12% 0.11% 13 Dec 2018
NEXT PLC Pelham Long/Short Master Fund Limited 0.89% 0.14% 13 Dec 2018
PLUS500 LTD D. E. Shaw & Co. LP 0.98% -0.44% 13 Dec 2018
Premier Oil PLC Asia Research & Capital Management Ltd 9.34% 0.13% 13 Dec 2018
SERCO GROUP PLC Capital Fund Management SA 0.60% 0.01% 13 Dec 2018
SPECTRIS PLC GLG Partners LP 0.49% -0.06% 13 Dec 2018
SPIRE HEALTHCARE GROUP PLC Marshall Wace LLP 0.70% 0.08% 13 Dec 2018
SUPERDRY PLC Citadel Advisors II LLC 0.66% 0.0% 13 Dec 2018
SUPERDRY PLC GSA Capital Partners LLP 0.41% -0.29% 13 Dec 2018
The Sage Group PLC GLG Partners LP 0.42% -0.17% 13 Dec 2018
The Weir Group PLC AHL Partners LLP 0.49% -0.02% 13 Dec 2018
The Weir Group PLC Jupiter Investment Management Limited 0.80% 0.08% 13 Dec 2018
TULLOW OIL PLC Millennium International Management LP 0.71% 0.11% 13 Dec 2018
Ultra Electronics Holdings PLC Bodenholm Capital AB 0.47% -0.63% 13 Dec 2018
Ultra Electronics Holdings PLC Naya Capital Management UK Limited 1.52% 0.31% 13 Dec 2018
Vanquis Banking Group Plc Marshall Wace LLP 0.89% -0.10% 13 Dec 2018
VIRGIN MONEY UK PLC AHL Partners LLP 0.69% -0.01% 13 Dec 2018
VIRGIN MONEY UK PLC Marshall Wace LLP 1.06% -0.10% 13 Dec 2018
Wandisco BlackRock Investment Management (UK) Limited 0.94% 0.06% 13 Dec 2018
WOOD GROUP (JOHN) PLC Marshall Wace LLP 1.70% 0.07% 13 Dec 2018