The SGX Market Insight report provides an overview of the Singapore stock market performance on February 17th. Key points include: - The Straits Times Index ended up 1.41% higher at 2644.58 points. Top gainers were DBS and SingTel. - Oil & gas stocks outperformed with Keppel Corp and Sembcorp Industries up over 3%. Healthcare stocks were flat. - The most active stocks by value were DBS, SingTel, UOB, CapitaLand, and OCBC Bank. The most active REITs were CapitaMall Trust and Ascendas ReIT. - Yangzijiang Shipbuilding was recommended as a buy based on its intraday