The Turkish benchmark stock index opened Wednesday at 9,610.01 points, decreasing 0.15% or 14.03 points from the previous close.
On Tuesday, Borsa Istanbul's BIST 100 index fell 0.78% to close the day at 9,624.04 points with a transaction volume of 77.4 billion liras ($2.27 billion).
The US dollar/Turkish lira (USD/TRY) exchange rate was 33.9855 as of 09.53 a.m. (0653GMT), the EUR/TRY rate stood at 37.5887, and the GBP/TRY rate was 44.5463
The price of one ounce of gold was $2,555.35, and the barrel price of Brent oil was around $70.19.