Circular on VIOP Operation Principles dated 19/07/2015 and numbered 433 are updated with the Announcement dated 18/11/2015 and numbered 2015/109, effective starting from November 30th, 2015.

Effective starting from November 30^th, 2015 announced as the go live date of BISTECH systems;

• The figure included in the article numbered 4.2, titled “Daily Work Flow and Trading Session Hours” of the Circular is changed by removing lunch break.

• The article numbered 4.2.2, titled “The Normal Session” of the Circular is changed as below.

“4.2.2 The Normal Session”
Normal session is the session where trades are executed based on continuous auctioning trading method, according to price and time priority rule. A single session called “normal session” is held for all contracts. The last 10 minutes of the normal session is called “closing period”. …
Normal Session hours of the contracts are given in the table below:

Table 1: Normal Session Hours on Contract Basis

...”

• The article numbered 4.2.4, titled “Lunch Break” is removed.

• The “Trading Hours” section included in the articles numbered 7.1, titled “Single Stock Options Contract” and numbered 7.2, titled “Single Stock Futures Contract” is changed as below.

• The “Trading Hours” section included in the articles numbered 7.3, titled “BIST 30 Options Contract” and numbered 7.4, titled “Mini BIST30 Options Contract”  and numbered 7.5, titled “BIST 30 Futures Contract”  is changed as below.