The Saudi Stock Exchange Tadawul ended unchanged at 6,453.23. Energy and utilities and insurers were the main gainers while banks and cement shares weighed on the market. Arabia Insurance Cooperative Company jumped 9.97% to close at SR20.40. The Saudi Investment Bank dipped 1.33% to finish at SR22.20. A small gain done by bellwether Sabic (up 0.28% at SR90.75), the largest petrochemical firm in the world, failed to lift the market in Riyadh.