Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the complete record of transactions filed by Helen Margaret Willis. Insider active across 1 company, notably COSTAIN GROUP PLC. Cumulatively, 10 filings have been published. Activity tracked since 29 October 2024. The latest transaction was disclosed on 21 April 2026 (Sale). Regulator: RNS (LSE). All data is openly available.
Companies and markets linked to Helen Margaret Willis
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
195,656 sharesOUTSIDE A TRADING VENUEISINISIN GB00B64NSP76RNS:5135903-1
10 of 10 declarations
About Helen Margaret Willis
HELEN MARGARET WILLIS is a declarant with 10 filings in total. Among the 10 most recent sampled filings for COSTAIN GROUP PLC, the reported sell volume is EUR 1717370, with no purchases, over the period from 2024-04-09 to 2026-05-22. No primary role is provided, but she is associated with COSTAIN GROUP PLC as CHIEF FINANCIAL OFFICER/PDMR.