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 17 May

Company Fund % short Change Date changed
ASOS PLC Chanos & Company L.P. 1.10% -0.10% 17 May 2013
BALFOUR BEATTY PLC Credit Suisse Securities (Europe) LTD 0.47% -0.05% 17 May 2013
BowLeven AQR Capital Management, LLC 0.66% 0.09% 17 May 2013
CARCLO PLC BlackRock Advisors (UK) Limited 0.60% 0.08% 17 May 2013
CARILLION PLC AKO Capital LLP 0.86% 0.08% 17 May 2013
DARTY PLC BlackRock Investment Management (UK) Limited 1.20% 0.01% 17 May 2013
DIXONS RETAIL PLC Fest N.V. 3.45% 0.12% 17 May 2013
International Consolidated Airlines Group S.A. Susquehanna International Holdings LLC 0.70% 0.02% 17 May 2013
IQE BlackRock Investment Management (UK) Limited 0.61% 0.11% 17 May 2013
LANCASHIRE HOLDINGS LTD Sculptor Capital Management Europe Limited 0.89% -0.01% 17 May 2013
Nanoco Group Plc GMT Capital Corp 4.20% 0.15% 17 May 2013
NEW WORLD RESOURCES PLC GLG Partners LP 0.65% 0.15% 17 May 2013
OCADO GROUP PLC BlackRock Investment Management (UK) Limited 1.09% -0.08% 17 May 2013
OCADO GROUP PLC Blue Ridge Capital, L.L.C. 2.07% -0.12% 17 May 2013
OCADO GROUP PLC Chanos & Company L.P. 3.44% -0.17% 17 May 2013
OCADO GROUP PLC Ennismore Fund Management Limited 0.54% -0.23% 17 May 2013
OCADO GROUP PLC Parvus Asset Management Europe Limited 0.44% -0.11% 17 May 2013
PETROFAC LTD Lansdowne Partners Limited* 1.97% -0.32% 17 May 2013
Petropavlovsk PLC TT International 1.80% 0.54% 17 May 2013
SPIRENT COMMUNICATIONS PLC Saemor Capital B.V. 0.63% 0.10% 17 May 2013
Synergy Health plc Janus Henderson Investors UK Limited 0.61% 0.02% 17 May 2013
The Weir Group PLC Carlson Capital UK LLP 0.47% -0.03% 17 May 2013
Thomas Cook Group PLC Sothic Capital Management LLP 0.69% -0.07% 17 May 2013
TULLOW OIL PLC Lansdowne Partners Limited* 1.99% 0.17% 17 May 2013
UBM PLC Saemor Capital B.V. 0.48% -0.04% 17 May 2013