The BIST 100 index on Borsa İstanbul started the day lower after closing the previous day at 14,405.25 points with a gain of 1.79%. The index fell 24.01 points, or 0.17%, at the opening to 14,381.24 points.
At the opening, the banking index lost 0.16% and the holding companies index declined 0.21%. Among sector indices, mining was the biggest gainer at 0.69%, while information technology was the biggest decliner at 3.03%.
Energy and artificial intelligence influence global markets
New attacks in the Middle East increased concerns over energy supplies. Optimism in the field of artificial intelligence continued to support risk appetite in global markets.
Capital Markets Board issues shareholding disclosure decision
The Capital Markets Board announced its decisions regarding the free-float ratio and shareholding. Accordingly, the threshold for the obligation to disclose shareholdings in the capital of issuers traded on the stock exchange will be 3% as of the end of trading on September 11, 2026.
The table showing individuals and legal entities with a direct stake of 3% or more, as well as the table showing individuals and legal entities with an indirect stake of 10% or more, including free funds, will be updated instantly by the Central Securities Depository.
Technical levels for the BIST 100
With the domestic and international data agenda expected to remain calm, 14,500 and 14,600 points stood out as resistance levels for the BIST 100 index, while 14,200 and 14,100 points were identified as support levels.