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.

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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 21 March

Company Fund % short Change Date changed
Severfield-Rowen Plc OLD MUTUAL GLOBAL INVESTORS (UK) LTD 0.96% -0.04% 21 Mar 2017
ACCROL GROUP HOLDINGS PLC OLD MUTUAL GLOBAL INVESTORS (UK) LTD 1.09% -0.01% 21 Mar 2017
ANGLO AMERICAN PLC Adage Capital Management L.P. 0.82% 0.06% 21 Mar 2017
ASHMORE GROUP PLC AKO Capital LLP for AKO Master Fund Limited 0.69% -0.03% 21 Mar 2017
CAIRN HOMES PLC Numeric Investors LLC 1.16% -0.08% 21 Mar 2017
CAPITA PLC Marshall Wace LLP 0.69% -0.03% 21 Mar 2017
CARILLION PLC Marshall Wace LLP 3.07% 0.13% 21 Mar 2017
CLARKSON BlackRock Investment Management (UK) Limited 0.48% -0.11% 21 Mar 2017
COBHAM PLC AQR Capital Management, LLC 1.43% 0.11% 21 Mar 2017
CREST NICHOLSON HLDGS PLC Millennium International Management LP 0.88% -0.03% 21 Mar 2017
CRODA INTERNATIONAL PLC Echo Street Capital Management LLC 0.51% 0.04% 21 Mar 2017
Dairy Crest Group Systematica Investments Limited 0.50% 0.0% 21 Mar 2017
Dairy Crest Group WorldQuant, LLC 0.58% -0.10% 21 Mar 2017
DOMINO'S PIZZA GROUP PLC WorldQuant, LLC 0.67% 0.12% 21 Mar 2017
EASYJET PLC Capital Fund Management SA 0.60% 0.10% 21 Mar 2017
EASYJET PLC OLD MUTUAL GLOBAL INVESTORS (UK) LTD 0.87% -0.04% 21 Mar 2017
ENQUEST PLC GLG Partners LP 0.96% -0.12% 21 Mar 2017
FERREXPO PLC Millennium International Management LP 0.80% 0.07% 21 Mar 2017
GB GROUP PLC BlackRock Investment Management (UK) Limited 0.60% 0.10% 21 Mar 2017
Hansteen Holdings plc CQS (UK) LLP 2.62% 0.11% 21 Mar 2017
Hansteen Holdings plc Polygon Global Partners LLP 1.56% -0.38% 21 Mar 2017
HIKMA PHARMACEUTICALS PLC AQR Capital Management, LLC 1.30% 0.01% 21 Mar 2017
JOHNSON MATTHEY PLC BlackRock Investment Management (UK) Limited 0.63% 0.10% 21 Mar 2017
LADBROKES CORAL GROUP PLC Pennant Capital Management LLC 0.69% -0.02% 21 Mar 2017
MARKS & SPENCER GROUP PLC GLG Partners LP 0.73% -0.07% 21 Mar 2017
NCC Group PLC WorldQuant, LLC 1.34% 0.14% 21 Mar 2017
PEARSON PLC GLG Partners LP 0.60% 0.0% 21 Mar 2017
PENNON GROUP PLC AKO Capital LLP for AKO Master Fund Limited 0.57% -0.03% 21 Mar 2017
PENNON GROUP PLC JPMorgan Asset Management (UK) Ltd 0.58% -0.02% 21 Mar 2017
PETROFAC LTD AQR Capital Management, LLC 1.11% 0.10% 21 Mar 2017
PREMIER OIL PLC Polygon Global Partners LLP 1.20% 0.05% 21 Mar 2017
RANDGOLD RESOURCES LTD Marshall Wace LLP 1.04% -0.06% 21 Mar 2017
Renewi Plc Oceanwood Capital Management LLP 0.51% 0.0% 21 Mar 2017
RESTAURANT GROUP PLC Marshall Wace LLP 0.77% 0.17% 21 Mar 2017
ROCKHOPPER EXPLORATION PLC GSA Capital Partners LLP 1.80% 0.09% 21 Mar 2017
SAINSBURY (J) PLC Discovery Capital Management, LLC 1.58% -0.09% 21 Mar 2017
SAINSBURY (J) PLC Marshall Wace LLP 1.10% 0.09% 21 Mar 2017
TELIT COMMUNICATIONS PLC OLD MUTUAL GLOBAL INVESTORS (UK) LTD 1.55% -0.07% 21 Mar 2017
TRAVIS PERKINS PLC WorldQuant, LLC 0.59% -0.01% 21 Mar 2017
TULLOW OIL PLC Linden Advisors LP 0.97% 0.17% 21 Mar 2017
TULLOW OIL PLC Marshall Wace LLP 1.56% -0.11% 21 Mar 2017
WM MORRISON SUPERMARKETS GLG Partners LP 0.61% 0.05% 21 Mar 2017
WOOD GROUP (JOHN) PLC Magnetar Financial (UK) LLP 0.56% 0.0% 21 Mar 2017