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. The information on this website does not represent the views or opinions of Castellain Capital LLP on any of the companies displayed. It does not constitute an offer or recommendation to sell or the solicitation of any offer to buy any securities or other investment.

The Short Interest Tracker shows details of all short positions in UK listed companies that have been disclosed under the FCA's Short Selling Regulations. We are currently tracking short positions in 385 companies held by 237 fund managers. Please ensure you read the notice above before using this site.

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Newest additions: 18 positions disclosed on Thursday, 23 April

Company Fund Manager Short % Change Date changed
AGGREKO PLC BlackRock Investment Management (UK) Limited 0.80% ↑ 0.10% 2015-04-20
Marston's plc BlackRock Investment Management (UK) Limited 1.12% ↑ 0.03% 2015-04-20
EKF DIAGNOSTICS HOLDINGS PLC BlackRock Investment Management (UK) Limited 0.44% ↓ -0.13% 2015-04-20
AVEVA GROUP PLC BlueCrest Capital Management Limited 0.58% ↓ -0.02% 2015-04-20
Hansteen Holdings plc CQS (UK) LLP 2.41% ↑ 0.06% 2015-04-17
OPTIMAL PAYMENTS PLC Ennismore Fund Management Limited 1.00% ↑ 0.19% 2015-04-21
Fidessa Group PLC Henderson Alternative Investment Advisor Limited 0.77% ↓ -0.05% 2015-04-20
Marston's plc Henderson Global Investors 2.27% ↑ 0.09% 2015-04-20
TELECITY GROUP PLC JPMorgan Asset Management (UK) Ltd 1.27% ↑ 0.18% 2015-04-20
UNILEVER PLC Lansdowne Partners (UK) LLP 0.55% ↓ -0.11% 2015-04-20
GENEL ENERGY PLC Man Investments Ltd 0.50% ↓ -0.11% 2015-04-21
Hunting PLC Marshall Wace LLP 0.48% ↓ -0.02% 2015-04-20
PETROFAC LTD Marshall Wace LLP 0.90% ↑ 0.10% 2015-04-20
FOXTONS GROUP PLC Numeric Investors LLC 0.78% ↓ -0.02% 2015-04-20
WEIR GROUP PLC/THE ODEY ASSET MANAGEMENT LLP 0.77% ↑ 0.15% 2015-04-20
DEBENHAMS PLC ODEY ASSET MANAGEMENT LLP 0.86% ↓ -0.24% 2015-04-20
Hansteen Holdings plc Polygon Global Partners LLP 1.50% ↑ 0.03% 2015-04-20
QUINDELL PORTFOLIO PLC Roble S.L 1.94% ↓ -0.20% 2015-04-20
Data last updated on Thursday, 23 April
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