HowShorted: COSTAIN GROUP PLC short interest changes https://howshorted.com/uk/company/costain-group/ Every change in the disclosed short interest of COSTAIN GROUP PLC, from official FCA data. Figures only; not investment advice. en-gb Wed, 07 Oct 2026 00:00:00 GMT COSTAIN GROUP PLC: +0.11pp to 1.21% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-10-07 Wed, 07 Oct 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.11pp to 1.21%, position date 7 Oct 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.10pp to 1.10% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-10-01 Thu, 01 Oct 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.10pp to 1.10%, position date 1 Oct 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.20pp to 1.00% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-09-30 Wed, 30 Sep 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.20pp to 1.00%, position date 30 Sep 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.01pp to 0.80% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-09-23 Wed, 23 Sep 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.01pp to 0.80%, position date 23 Sep 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: −0.01pp to 0.79% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-09-22 Tue, 22 Sep 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest −0.01pp to 0.79%, position date 22 Sep 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.09pp to 0.80% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-09-16 Wed, 16 Sep 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.09pp to 0.80%, position date 16 Sep 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.02pp to 0.71% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-09-08 Tue, 08 Sep 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.02pp to 0.71%, position date 8 Sep 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: −0.01pp to 0.69% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-08-25 Tue, 25 Aug 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest −0.01pp to 0.69%, position date 25 Aug 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.01pp to 0.70% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-08-18 Tue, 18 Aug 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.01pp to 0.70%, position date 18 Aug 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: −0.10pp to 0.69% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-08-14 Fri, 14 Aug 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest −0.10pp to 0.69%, position date 14 Aug 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: −0.01pp to 0.79% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-07-29 Wed, 29 Jul 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest −0.01pp to 0.79%, position date 29 Jul 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: +0.02pp to 0.80% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-07-10 Fri, 10 Jul 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest +0.02pp to 0.80%, position date 10 Jul 2026. Official FCA data; not investment advice. COSTAIN GROUP PLC: first disclosed at 0.78% https://howshorted.com/uk/company/costain-group/ howshorted-uk-costain-group-2026-07-09 Thu, 09 Jul 2026 00:00:00 GMT COSTAIN GROUP PLC (United Kingdom): disclosed short interest first disclosed at 0.78%, position date 9 Jul 2026. Official FCA data; not investment advice.