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 Monday 25 April

Company Fund % short Change Date changed
ADMIRAL GROUP PLC AQR Capital Management, LLC 1.59% -0.10% 25 Apr 2016
ADMIRAL GROUP PLC Valinor Management, LP 0.49% -0.09% 25 Apr 2016
Advanced Medical Solutions Group Janus Henderson Investors UK Limited 0.75% -0.15% 25 Apr 2016
ASHMORE GROUP PLC Discovery Capital Management, LLC 1.76% -0.23% 25 Apr 2016
Berkeley Group Holdings PLC Anchorage Capital Master Offshore, Ltd. 0.46% -0.08% 25 Apr 2016
Berkeley Group Holdings PLC ODEY ASSET MANAGEMENT LLP 1.26% -0.05% 25 Apr 2016
DS Smith PLC Marshall Wace LLP 0.55% -0.06% 25 Apr 2016
FIRSTGROUP PLC BlackRock Institutional Trust Company, National Association 1.08% -0.02% 25 Apr 2016
GENEL ENERGY PLC FIL Fund Management Limited 1.94% -0.14% 25 Apr 2016
GENEL ENERGY PLC Systematica Investments Limited 0.59% -0.09% 25 Apr 2016
GW PHARMACEUTICALS PLC WorldQuant LLC 0.58% -0.04% 25 Apr 2016
Hansteen Holdings PLC Basso Capital Management, L.P. 1.29% -0.08% 25 Apr 2016
J. Sainsbury PLC Discovery Capital Management, LLC 0.67% -0.09% 25 Apr 2016
Nanoco Group Plc GSA Capital Partners LLP 1.49% -0.10% 25 Apr 2016
Nanoco Group Plc Numeric Investors LLC 0.58% 0.0% 25 Apr 2016
NCC GROUP PLC Numeric Investors LLC 0.40% 0.10% 25 Apr 2016
OCADO GROUP PLC Discovery Capital Management, LLC 3.33% 0.12% 25 Apr 2016
OCADO GROUP PLC Marshall Wace LLP 0.51% 0.02% 25 Apr 2016
PENNON GROUP PLC AQR Capital Management, LLC 0.50% 0.01% 25 Apr 2016
PETROFAC LTD BlackRock Investment Management (UK) Limited 0.70% 0.02% 25 Apr 2016
Premier Oil PLC Bogle Investment Management, L.P. 0.61% 0.0% 25 Apr 2016
Redde PLC Numeric Investors LLC 0.51% 0.0% 25 Apr 2016
RESTAURANT GROUP PLC WorldQuant LLC 0.92% 0.10% 25 Apr 2016
Rio Tinto Plc Viking Global Investors LP 0.79% 0.10% 25 Apr 2016
SCAPA GROUP PLC BlackRock Investment Management (UK) Limited 0.78% -0.11% 25 Apr 2016
SPIRAX GROUP PLC GLG Partners LP 0.59% -0.04% 25 Apr 2016
SPIRENT COMMUNICATIONS PLC Ardevora Asset Management LLP 0.00% -0.50% 25 Apr 2016
Stagecoach Group PLC BlackRock Investment Management (UK) Limited 0.63% 0.12% 25 Apr 2016
TELECOM PLUS PLC FIL Investment Services (UK) Limited 0.62% -1.04% 25 Apr 2016
Thomas Cook Group PLC Silver Point Capital, L.P. 0.80% 0.08% 25 Apr 2016
TUNGSTEN CORP PLC Numeric Investors LLC 0.91% -0.18% 25 Apr 2016
WILLIAM HILL BlackRock Investment Management (UK) Limited 0.79% -0.02% 25 Apr 2016
Wm Morrison Supermarkets PLC BlackRock Investment Management (UK) Limited 1.08% -0.08% 25 Apr 2016
Wm Morrison Supermarkets PLC Marshall Wace LLP 1.19% -0.06% 25 Apr 2016