Costain Group PLC

Last updated at 01 September 2026, 09:30 UTC from FCA

Active Short

0.69%

Active Short Value

€4 million

Industry

Industrial & Commercial Services

As of 13 July 2026, the UK Financial Conduct Authority (FCA) no longer publishes individual net short position disclosures following changes to its reporting rules. Consequently, we display individual position holders prior to 13 July and the aggregated anonymous positions after this date. Read more about the changes here

Active Positions

Holder Short %
Anonymous
August 25, 2026 		0.69%
4 M€

Historic Positions

Date Holder Short
2026-08-18 Anonymous 0.70%
2026-08-14 Anonymous 0.69%
2026-07-29 Anonymous 0.79%
2026-07-09 Citadel Advisors Llc 0.78%
2026-06-15 Citadel Advisors Llc 0.81%
2026-06-10 Citadel Advisors Llc 0.72%
2026-06-02 Citadel Advisors Llc 0.60%
2026-05-21 Citadel Advisors Llc 0.50%
2025-10-15 Worldquant Llc 0.48%
2025-09-25 Worldquant Llc 0.59%
2025-09-16 Worldquant Llc 0.62%
2025-09-11 Worldquant Llc 0.53%
2020-05-29 Lombard Odier Asset Management (Europe) Limited 0.00%
2020-05-13 Lombard Odier Asset Management (Europe) Limited 0.58%
2020-03-17 Squarepoint Ops Llc 0.48%
2020-03-16 Jpmorgan Asset Management (Uk) Ltd 0.48%
2020-03-12 Squarepoint Ops Llc 0.52%
2020-01-13 Jpmorgan Asset Management (Uk) Ltd 0.50%
2019-11-26 Millennium International Management Lp 0.00%
2019-11-25 Millennium International Management Lp 0.51%
2014-09-18 Blackrock Investment Management (Uk) Limited 0.49%
2014-08-26 Blackrock Investment Management (Uk) Limited 0.58%
2014-08-15 Blackrock Investment Management (Uk) Limited 0.69%
2014-06-20 Blackrock Investment Management (Uk) Limited 0.79%
2014-06-03 Alphagen Capital Limited 0.46%
2014-05-28 Alphagen Capital Limited 0.52%
2014-05-27 Alphagen Capital Limited 0.69%
2014-05-20 Alphagen Capital Limited 0.70%
2014-05-13 Alphagen Capital Limited 0.67%
2014-05-13 Blackrock Investment Management (Uk) Limited 0.89%
2014-05-12 Alphagen Capital Limited 0.81%
2014-05-06 Blackrock Investment Management (Uk) Limited 0.96%
2014-04-29 Alphagen Capital Limited 0.73%
2014-04-15 Alphagen Capital Limited 0.61%
2014-04-07 Alphagen Capital Limited 0.51%
2014-04-04 Alphagen Capital Limited 0.47%
2014-04-01 Alphagen Capital Limited 0.64%
2014-03-31 Alphagen Capital Limited 1.13%
2014-03-27 Alphagen Capital Limited 1.08%
2014-03-26 Alphagen Capital Limited 1.10%
2014-03-21 Alphagen Capital Limited 1.09%
2014-03-19 Alphagen Capital Limited 1.19%
2014-03-18 Blackrock Investment Management (Uk) Limited 0.78%
2014-03-17 Alphagen Capital Limited 0.68%
2014-03-17 Blackrock Investment Management (Uk) Limited 0.65%
2014-03-17 Glg Partners Lp 0.00%
2014-03-13 Alphagen Capital Limited 1.20%
2014-03-13 Blackrock Investment Management (Uk) Limited 0.80%
2014-03-11 Alphagen Capital Limited 2.19%
2014-03-11 Glg Partners Lp 0.92%
2014-03-10 Glg Partners Lp 0.83%
2014-02-28 Alphagen Capital Limited 2.08%
2014-02-28 Glg Partners Lp 0.75%
2014-02-27 Blackrock Investment Management (Uk) Limited 1.53%
2014-02-11 Alphagen Capital Limited 2.20%
2014-02-06 Alphagen Capital Limited 2.14%
2014-02-06 Blackrock Investment Management (Uk) Limited 1.77%
2014-02-04 Alphagen Capital Limited 2.01%
2014-01-29 Alphagen Capital Limited 1.91%
2014-01-24 Alphagen Capital Limited 1.81%
2014-01-20 Alphagen Capital Limited 1.74%
2014-01-14 Alphagen Capital Limited 1.65%
2014-01-10 Alphagen Capital Limited 1.53%
2014-01-10 Blackrock Investment Management (Uk) Limited 1.87%
2014-01-08 Blackrock Investment Management (Uk) Limited 1.96%
2014-01-07 Alphagen Capital Limited 1.40%
2014-01-07 Blackrock Investment Management (Uk) Limited 2.04%
2014-01-06 Alphagen Capital Limited 1.32%
2014-01-02 Alphagen Capital Limited 1.20%
2013-12-31 Alphagen Capital Limited 1.13%
2013-12-30 Alphagen Capital Limited 1.07%
2013-12-24 Alphagen Capital Limited 0.92%
2013-12-19 Alphagen Capital Limited 0.85%
2013-12-17 Alphagen Capital Limited 0.72%
2013-12-16 Alphagen Capital Limited 0.65%
2013-12-12 Alphagen Capital Limited 0.50%
2012-11-01 Blackrock Investment Management (Uk) Limited 2.18%
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