World Bulletin / News Desk
The BIST banking index slipped 0.25 percent while the holding sector started the day up 0.21 percent.
The information technology sector index rose the most -- up 0.78 percent -- while the real estate investment trusts index showed the worst fall -- down 0.41 percent.
On Monday, Borsa Istanbul's BIST 100 index closed at 89,744.01, down 0.17 percent, with a trade volume of 7.5 billion Turkish liras ($1.5 billion).
The U.S. dollar/Turkish lira exchange rate rose to 4.8420 as of 9.30 a.m. local time (0630GMT) on Tuesday. It was 4.8390 at Monday's close.
The euro/lira exchange rate increased to 5.6770, compared to Monday's close of 5.6720 while one British pound traded for 6.4190 Turkish liras versus 6.4290 at the previous close.
The price of Brent oil was $71.52 per barrel as of 10 a.m. local time (0700GMT) Tuesday, up from $71.84 at the previous close.
Meanwhile, Turkey's industrial output in May climbed 6.4 pct year-on-year, Turkish Statistical Institute announced on Tuesday.
The "informed source" in Iran's oil ministry did not give details of the discount, but sought to downplay the move as common industry practice.
Finance Minister Siluanov terms US dollar a 'risky tool' for payments in international trade
3 banks' net profits stand at $1.95 billion in first 6 months of 2018
Two discuss 'issues on common agenda' of Turkey and Iran
BIST 100 index down 1.35 pct at open with 1,300-point drop from Wednesday's close
BIST 100 climbs 0.17 pct, while Turkish lira gains value against foreign currencies
Banks' reserve requirement limit is lowered by Central Bank
BIST 100 index goes down 0.33 pct, falling over 300 points from previous close
Agency will be formed with partnership from BRICS countries who often face sanctions from West, banker says
Industry minister says new project-based incentive system to contribute in reducing current account deficit by $1.2B
Food and Agriculture Organization food price index falls 3.7 pct in July month-on-month
Yearly increase in consumer prices at 15.85 percent in July, up from 15.39 percent in June, according to official data