UPDATE - Turkey's Borsa Istanbul up at weekly close

BIST 100 gains around 1.52 points, USD/TRY exchange rate stands at 7.7580

UPDATES WITH MORE DAILY FIGURES

By Aysu Bicer

ANKARA (AA) - Turkey's benchmark stock index went up 0.13% to 1,145.03 points at close on Friday.

After starting the last transaction day of the week at 1,138.91 points, the BIST 100 index rose 1.52 points from Thursday's close of 1,143.51 points.

During the day, the index hovered between 1,137.55, and 1,148.26 points.

The total market value of the BIST 100 was around 835 billion Turkish liras ($108 billion) by market close, with a daily trading volume of some 20.2 billion Turkish liras ($2.6 billion).

The highest trading volumes were posted by glass producer Sisecam, private lender Garanti, and flagship carrier Turkish Airlines.

Shares of Borusan Mannesmann, a prominent pipe manufacturer, was the best performer, with its shares up 5.98%, while stocks of conglomerate Celebi, active in airport operations dropped the most, losing 4.31%.

The price of one ounce of gold was $1,909.25 by market close, up from $1,899.80 at the previous close, according to data from Borsa Istanbul's Precious Metals and Diamond Markets.

The price of Brent crude oil was around $39.59 per barrel as of 6.15 p.m. local time (1515GMT) on Friday.