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 20 November

Company Fund % short Change Date changed
Advanced Medical Solutions Group Janus Henderson Investors UK Limited 1.00% 0.01% 20 Nov 2015
ARM HOLDINGS PLC Greenlight Capital, Inc. 0.46% -0.10% 20 Nov 2015
ASHMORE GROUP PLC ODEY ASSET MANAGEMENT LLP 6.01% 0.17% 20 Nov 2015
BODYCOTE PLC ODEY ASSET MANAGEMENT LLP 0.48% -0.11% 20 Nov 2015
Brammer plc BlackRock Investment Management (UK) Limited 1.62% 0.09% 20 Nov 2015
Cairn Homes PLC BlackRock Investment Management (UK) Limited 0.70% 0.10% 20 Nov 2015
DAILY MAIL AND GENERAL TRUST PLC Greenlight Capital, Inc. 2.50% -0.12% 20 Nov 2015
Dairy Crest Group PLC BlackRock Investment Management (UK) Limited 1.48% 0.02% 20 Nov 2015
GLENCORE PLC Viking Global Investors LP 0.60% 0.08% 20 Nov 2015
HOME RETAIL GROUP WorldQuant LLC 1.35% -0.05% 20 Nov 2015
HUNTING PLC BlackRock Investment Management (UK) Limited 0.37% -0.22% 20 Nov 2015
IMAGINATION TECH GROUP PLC GSA Capital Partners LLP 0.49% -0.04% 20 Nov 2015
IMAGINATION TECH GROUP PLC WorldQuant LLC 0.68% -0.11% 20 Nov 2015
IMI PLC BlackRock Investment Management (UK) Limited 0.60% 0.09% 20 Nov 2015
KELLER GROUP PLC BlackRock Investment Management (UK) Limited 0.70% 0.02% 20 Nov 2015
Lonmin PLC Investec Bank plc 0.51% 0.0% 20 Nov 2015
Lonmin PLC TFG Asset Management UK LLP 0.57% 0.0% 20 Nov 2015
MITIE GROUP BlackRock Investment Management (UK) Limited 1.68% -0.04% 20 Nov 2015
Nanoco Group Plc BlackRock Investment Management (UK) Limited 0.61% 0.11% 20 Nov 2015
PETROFAC LTD Marshall Wace LLP 1.01% 0.09% 20 Nov 2015
POUNDLAND GROUP PLC Threadneedle Asset Management Limited 0.27% -0.24% 20 Nov 2015
PREMIER FOODS PLC UBS O'Connor Limited 0.57% -0.09% 20 Nov 2015
Premier Oil PLC WorldQuant LLC 0.93% -0.09% 20 Nov 2015
RS Group Plc BlackRock Investment Management (UK) Limited 2.20% 0.08% 20 Nov 2015
SERCO GROUP PLC Altair Investment Management Limited 1.13% -0.14% 20 Nov 2015
SPECTRIS PLC Insight Investment Management (Global) Ltd 1.03% 0.31% 20 Nov 2015
SPIRAX GROUP PLC GLG Partners LP 0.54% -0.09% 20 Nov 2015
Wm Morrison Supermarkets PLC Marshall Wace LLP 0.89% -0.05% 20 Nov 2015
WOOD GROUP (JOHN) PLC Citadel Europe LLP 0.79% -0.02% 20 Nov 2015