Turkey's benchmark stock index rose by 0.67 percent or 619.11 points to start the day at 93,006.52 points on Friday.
The BIST banking and holding sector indexes increased 0.35 and 0.64 percent, respectively.
All sector indices went up while the BIST basic metal sector index posted the best performance with a 1.8 percent rise.
On Thursday, Borsa Istanbul's BIST 100 index rose 2.42 percent to close at 92,387.41 points with a trading volume of 6.78 billion liras ($1.22 billion).
Arrest warrants were issued Friday for 50 people for their suspected links to the Fetullah Terrorist Organization (FETÖ), the group behind July 2016 defeated coup in Turkey.The Chief Public Prosecutor's Office in Istanbul issued arrest warrants for the suspects who allegedly used ByLock, an encrypted cellphone application used by coup-plotters.Teachers and lawyers were among the suspects sought with warrants.So far, twenty-seven suspects were arrested in simultaneous counter-terror operations across nine provinces.Turkish police continue operations to nab the others suspects.According to the Turkish government, the FETÖ and its U.S.-based leader Fetullah Gulen orchestrated the defeated coup of July 15, 2016, which left 251 people martyred and nearly 2,200 injured.Ankara also accuses FETÖ of being behind a long-running campaign to overthrow the state through the infiltration of Turkish institutions, particularly the military, police, and judiciary.Turkey arrests 59 ex-police officers in FETÖ probe
Turkey issues arrest warrants for 50 FETÖ suspects
The U.S. dollar/Turkish lira exchange rate slipped to 5.5050 as of 9.30 a.m. local time (0630GMT), compared with Thursday's closing rate of 5.5560.
The euro/lira rate was 6.2860, versus 6.3500 at the previous close, while one British pound traded for 7.1680 Turkish liras, and the GBP/TRY was 7.1900 at Thursday's close.
The price of Brent oil was $73.09 per barrel as of 10.00 a.m. local time (0700GMT) Friday, up from around $66 at the beginning of this year.