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 Tuesday 20 October

Company Fund % short Change Date changed
DIALIGHT PLC BlackRock Investment Management (UK) Limited 2.89% -0.09% 20 Oct 2015
DIPLOMA PLC BlackRock Investment Management (UK) Limited 0.60% 0.02% 20 Oct 2015
ELEMENTIS ORD WorldQuant LLC 0.59% -0.01% 20 Oct 2015
GENEL ENERGY PLC BlueCrest Capital Management Limited 0.58% -0.11% 20 Oct 2015
HOCHSCHILD MINING PLC FIL Fund Management Limited 1.62% -0.14% 20 Oct 2015
HOME RETAIL GROUP UBS Asset Management (UK) Ltd 1.65% 0.13% 20 Oct 2015
HUNTING PLC Capital Fund Management SA 0.51% 0.02% 20 Oct 2015
HUNTING PLC Marshall Wace LLP 0.59% -0.08% 20 Oct 2015
IMAGINATION TECH GROUP PLC BlueCrest Capital Management Limited 0.68% -0.10% 20 Oct 2015
LIVANOVA PLC Millennium International Management LP 1.42% 0.06% 20 Oct 2015
Ophir Energy PLC WorldQuant LLC 1.00% 0.01% 20 Oct 2015
Pinewood Technologies Group Plc BlackRock Institutional Trust Company, National Association 0.60% 0.09% 20 Oct 2015
Premier Oil PLC Capital Fund Management SA 1.02% 0.05% 20 Oct 2015
Premier Oil PLC GSA Capital Partners LLP 0.76% -0.12% 20 Oct 2015
Randgold Resources Ltd Marshall Wace LLP 0.83% 0.04% 20 Oct 2015
Redde PLC Janus Henderson Investors UK Limited 0.61% 0.11% 20 Oct 2015
ROTORK PLC BlackRock Investment Management (UK) Limited 0.77% 0.14% 20 Oct 2015
SERCO GROUP PLC BlackRock Investment Management (UK) Limited 0.60% -0.17% 20 Oct 2015
Signature Aviation PLC CIGOGNE MANAGEMENT 0.57% 0.0% 20 Oct 2015
Signature Aviation PLC QUARTYS LIMITED 0.75% 0.0% 20 Oct 2015
TUNGSTEN CORP PLC Numeric Investors LLC 1.46% -0.09% 20 Oct 2015
WH SMITH PLC Eminence Capital, LP 1.73% 0.04% 20 Oct 2015
WH SMITH PLC FIL Investment Services (UK) Limited 1.10% -0.16% 20 Oct 2015
Wm Morrison Supermarkets PLC Discovery Capital Management, LLC 1.43% 0.10% 20 Oct 2015
Wm Morrison Supermarkets PLC Millennium International Management LP 0.49% -0.08% 20 Oct 2015