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 Friday 31 August

Company Fund % short Change Date changed
AGGREKO PLC Marshall Wace LLP 1.79% -0.09% 31 Aug 2018
AGGREKO PLC SFM UK Management LLP 0.73% 0.11% 31 Aug 2018
ANGLO AMERICAN PLC BNP PARIBAS SA 3.97% -0.11% 31 Aug 2018
ASOS PLC Systematica Investments Limited 0.60% 0.10% 31 Aug 2018
BALFOUR BEATTY PLC AQR Capital Management, LLC 0.69% -0.10% 31 Aug 2018
BCA Marketplace PLC CZ Capital LLP 0.46% -0.08% 31 Aug 2018
Berkeley Group Holdings PLC Millennium International Management LP 0.67% -0.11% 31 Aug 2018
Brown(N.)Group Wellington Management International Ltd 0.49% -0.09% 31 Aug 2018
DOMINO'S PIZZA GROUP PLC GLG Partners LP 0.81% 0.03% 31 Aug 2018
Greene King PLC AHL Partners LLP 0.60% 0.09% 31 Aug 2018
GREGGS PLC Jupiter Investment Management Limited 0.75% 0.28% 31 Aug 2018
GULF KEYSTONE PETROLEUM ORD Marshall Wace LLP 0.73% 0.06% 31 Aug 2018
Inmarsat PLC WorldQuant LLC 0.61% 0.09% 31 Aug 2018
International Consolidated Airlines Group S.A. Citadel Europe LLP 0.50% 0.0% 31 Aug 2018
Intu Properties PLC Marshall Wace LLP 1.28% -0.11% 31 Aug 2018
MARKS & SPENCER GROUP PLC Engadine Partners LLP 0.50% 0.0% 31 Aug 2018
PENNON GROUP PLC AQR Capital Management, LLC 0.79% -0.10% 31 Aug 2018
PETRA DIAMONDS LTD Marshall Wace LLP 0.58% -0.11% 31 Aug 2018
PETRA DIAMONDS LTD Systematica Investments Limited 1.30% 0.01% 31 Aug 2018
PETROFAC LTD AQR Capital Management, LLC 1.23% 0.05% 31 Aug 2018
PETROFAC LTD Balyasny Asset Management (UK) LLP 1.09% -0.02% 31 Aug 2018
PLUS500 LTD Philadelphia Financial Management of San Francisco, LLC 0.77% 0.14% 31 Aug 2018
PLUS500 LTD Senvest Management, LLC 0.90% 0.10% 31 Aug 2018
Premier Oil PLC Marshall Wace LLP 0.48% -0.06% 31 Aug 2018
Premier Oil PLC WorldQuant LLC 1.08% -0.02% 31 Aug 2018
RESTAURANT GROUP PLC Engadine Partners LLP 2.06% 0.18% 31 Aug 2018
RESTAURANT GROUP PLC Marshall Wace LLP 0.58% 0.09% 31 Aug 2018
RESTAURANT GROUP PLC RYE BAY CAPITAL LLP 2.12% -0.15% 31 Aug 2018
RESTAURANT GROUP PLC TT International 1.22% -0.16% 31 Aug 2018
RIGHTMOVE PLC Marshall Wace LLP 0.49% -0.02% 31 Aug 2018
SAVILLS PLC Marshall Wace LLP 0.60% 0.08% 31 Aug 2018
SERCO GROUP PLC GLG Partners LP 0.94% 0.11% 31 Aug 2018
SIG PLC Marshall Wace LLP 0.67% -0.12% 31 Aug 2018
SIG PLC SFM UK Management LLP 0.81% 0.07% 31 Aug 2018
Signature Aviation PLC BlackRock Institutional Trust Company, National Association 0.49% -0.01% 31 Aug 2018
SPIRE HEALTHCARE GROUP PLC Marshall Wace LLP 0.60% 0.07% 31 Aug 2018
SPIRE HEALTHCARE GROUP PLC WorldQuant LLC 0.69% -0.01% 31 Aug 2018
TATE & LYLE PLC Citadel Europe LLP 0.79% -0.07% 31 Aug 2018
TESCO PLC AQR Capital Management, LLC 0.49% -0.10% 31 Aug 2018
Thomas Cook Group PLC Marshall Wace LLP 0.60% 0.10% 31 Aug 2018
TP ICAP PLC Connor, Clark & Lunn Investment Management Ltd 0.50% 0.0% 31 Aug 2018
TRAVIS PERKINS PLC BlueMountain Capital Management, LLC 0.50% 0.01% 31 Aug 2018
TRAVIS PERKINS PLC Marshall Wace LLP 2.31% 0.10% 31 Aug 2018
Ultra Electronics Holdings PLC SFM UK Management LLP 0.60% 0.07% 31 Aug 2018
Vanquis Banking Group Plc Numeric Investors LLC 0.57% -0.10% 31 Aug 2018
WOOD GROUP (JOHN) PLC AQR Capital Management, LLC 3.28% -0.10% 31 Aug 2018
WOOD GROUP (JOHN) PLC Jupiter Investment Management Limited 0.78% -0.03% 31 Aug 2018
WPP PLC Lone Pine Capital LLC 0.49% -0.05% 31 Aug 2018