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 21 July

Company Fund % short Change Date changed
AO WORLD PLC JPMorgan Asset Management (UK) Ltd 0.71% 0.05% 21 Jul 2015
ARM HOLDINGS PLC Greenlight Capital, Inc. 1.36% 0.13% 21 Jul 2015
BALFOUR BEATTY PLC Marshall Wace LLP 0.50% 0.01% 21 Jul 2015
Barratt Redrow plc Marshall Wace LLP 0.60% 0.09% 21 Jul 2015
CABLE & WIRELESS COMMUNICATI JPMorgan Asset Management (UK) Ltd 0.54% 0.11% 21 Jul 2015
DIGNITY PLC ODEY ASSET MANAGEMENT LLP 1.32% -0.22% 21 Jul 2015
EI Group PLC BlackRock Investment Management (UK) Limited 0.53% 0.11% 21 Jul 2015
FRASERS GROUP PLC AKO Capital LLP 0.54% -0.08% 21 Jul 2015
G4S BlackRock Institutional Trust Company, National Association 0.50% 0.0% 21 Jul 2015
HOMESERVE PLC Insight Investment Management (Global) Ltd 0.60% 0.0% 21 Jul 2015
J. Sainsbury PLC Sculptor Capital Management Europe Limited 0.49% -0.13% 21 Jul 2015
Lonmin PLC JPMorgan Asset Management (UK) Ltd 0.65% -0.05% 21 Jul 2015
Lonmin PLC Marshall Wace LLP 0.70% 0.01% 21 Jul 2015
MARSTON'S PLC GLG Partners LP 0.65% 0.0% 21 Jul 2015
Ophir Energy PLC JPMorgan Asset Management (UK) Ltd 0.55% 0.10% 21 Jul 2015
South32 Ltd Marshall Wace LLP 0.73% 0.13% 21 Jul 2015
TATE & LYLE PLC BlackRock Institutional Trust Company, National Association 0.70% 0.09% 21 Jul 2015
TELECOM PLUS PLC JPMorgan Asset Management (UK) Ltd 0.86% -0.07% 21 Jul 2015
TUNGSTEN CORP PLC Numeric Investors LLC 1.90% -0.19% 21 Jul 2015
Wm Morrison Supermarkets PLC BlackRock Investment Management (UK) Limited 0.80% 0.02% 21 Jul 2015