Saudi Arabia's benchmark stock index, the Tadawul All Share Index (Tasi), fell 0.20 per cent at the close in Saudi Arabia.
The index of 146 companies traded on the Saudi Stock Exchange fell 13.71 to 6,710.56. Among the stocks in the index, 53 rose, 75 fell and 18 were unchanged.
Declines in the Tadawul All Share Index were led by Al Rajhi Bank, Saudi Basic Industries (Sabic) and Banque Saudi Fransi.
"Further weakening in the US dollar is expected to lift crude prices, which bodes well for Saudi equities," said Asim Bukhtiar, an equity analyst at Riyad Capital.