The Istanbul stock market rose almost 1 percent Monday, the day after Turkey narrowly voted to adopt a presidential system.
Read more: Turkey's Economy Will Grow Strong And Steady If Turks Vote 'Yes’: Deputy PM
The BIST 100 index climbed 0.74 percent to 90,731.33 points -- a 667.63 point rise on the market at the end of trading on Friday.
The banking and holding sector indices rose 0.75 percent and 0.69 percent respectively and the electricity sector index was the best performer with a 1.82 percent increase.
Read more: Turkey's Economy Grew Twice As Much As Europe Despite Unrest: PM
The U.S. dollar/Turkish lira exchange rate dropped to 3.6640 at 9.30 a.m. local time (0630GMT) on Monday, compared to 3.6880 at Friday's close.
Turkey voted by a margin of 2.74 percent on Sunday to accept constitutional changes proposed in an 18-article bill that will usher in an executive presidency.
By Dilara Zengin