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An update from Costain ( (GB:COST) ) is now available.
Costain Group PLC announced the appointment of Fiona MacAulay as a Non-Executive Director of Rosebank Industries plc, effective 14 November 2025. This strategic move highlights Costain’s commitment to strengthening its governance and industry influence, as MacAulay will also chair Rosebank’s Remuneration Committee and join their Nomination and Audit Committees, potentially enhancing collaboration between the companies.
The most recent analyst rating on (GB:COST) stock is a Buy with a £170.00 price target. To see the full list of analyst forecasts on Costain stock, see the GB:COST Stock Forecast page.
Spark’s Take on GB:COST Stock
According to Spark, TipRanks’ AI Analyst, GB:COST is a Outperform.
Costain’s overall stock score is driven by its stable financial performance and positive technical indicators. The company’s strong balance sheet and effective debt management are significant strengths. However, modest margins and declining cash flow generation are areas for improvement. The stock’s valuation is fair, with potential for moderate returns.
To see Spark’s full report on GB:COST stock, click here.
More about Costain
Costain Group PLC is a prominent player in the engineering and construction industry, offering a range of services including infrastructure development and consultancy. The company focuses on delivering integrated solutions to enhance the UK’s infrastructure, catering to sectors such as transportation, energy, and water.
Average Trading Volume: 1,480,687
Technical Sentiment Signal: Buy
Current Market Cap: £416.1M
See more data about COST stock on TipRanks’ Stock Analysis page.

