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 Thursday 18 April

Company Fund % short Change Date changed
AMEC PLC BlackRock Investment Management (UK) Limited 0.53% 0.0% 18 Apr 2013
Barratt Redrow plc BlackRock Investment Management (UK) Limited 0.50% 0.01% 18 Apr 2013
BowLeven Numeric Investors LLC 0.98% -0.03% 18 Apr 2013
Brewin Dolphin Holdings PLC AlphaGen Capital Limited 0.55% 0.18% 18 Apr 2013
DIALIGHT PLC Ennismore Fund Management Limited 0.51% 0.0% 18 Apr 2013
Domino Printing Sciences Plc AlphaGen Capital Limited 0.58% -0.07% 18 Apr 2013
ESKEN LIMITED GMT Capital Corp 3.00% 0.17% 18 Apr 2013
GREGGS PLC BlackRock Investment Management (UK) Limited 1.80% 0.06% 18 Apr 2013
International Consolidated Airlines Group S.A. Sculptor Capital Management Europe Limited 2.61% 0.27% 18 Apr 2013
KAZ Minerals PLC ODEY ASSET MANAGEMENT LLP 0.79% -0.04% 18 Apr 2013
Lonmin PLC BlackRock Investment Management (UK) Limited 0.87% 0.09% 18 Apr 2013
MARSTON'S PLC Janus Henderson Investors UK Limited 1.99% -0.10% 18 Apr 2013
Nanoco Group Plc GMT Capital Corp 3.20% 0.09% 18 Apr 2013
Petropavlovsk PLC WorldQuant LLC 0.86% 0.16% 18 Apr 2013
SPEEDY HIRE PLC AlphaGen Capital Limited 0.50% 0.0% 18 Apr 2013
Synergy Health plc Janus Henderson Investors UK Limited 0.44% -0.16% 18 Apr 2013
The Weir Group PLC Platinum Investment Management Limited 0.80% 0.09% 18 Apr 2013
TUI TRAVEL PLC Castle Creek Arbitrage, LLC 0.12% -0.49% 18 Apr 2013
VESUVIUS ORD Citadel Europe LLP 0.81% 0.0% 18 Apr 2013
Wm Morrison Supermarkets PLC Lansdowne Partners Limited* 2.77% -0.04% 18 Apr 2013