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 Wednesday 20 August

Company Fund % short Change Date changed
ASOS PLC AQR Capital Management, LLC 1.53% 0.12% 20 Aug 2014
ASOS PLC Marshall Wace LLP 0.70% 0.01% 20 Aug 2014
GULF MARINE SERVICES PLC SFM UK Management LLP 0.62% 0.08% 20 Aug 2014
GW PHARMACEUTICALS PLC Point72 Asset Management, L.P. 0.69% -0.01% 20 Aug 2014
MONITISE PLC Blau GmBH 2.10% 0.05% 20 Aug 2014
MONITISE PLC Jericho Capital Asset Management L.P. 0.83% -0.11% 20 Aug 2014
Niox Group AlphaGen Capital Limited 0.60% 0.08% 20 Aug 2014
RhythmOne plc Oxford Asset Management 0.70% 0.01% 20 Aug 2014
SERCO GROUP PLC Marshall Wace LLP 0.69% -0.01% 20 Aug 2014
WH SMITH PLC BlackRock Investment Management (UK) Limited 0.50% 0.0% 20 Aug 2014