Positive Start in Borsa İstanbul: Interest Rate Decision Expected!

Borsa İstanbul Starts the Day with an Upward Trend

Borsa İstanbul started the transactions dated October 23, 2025 with a positive outlook. After sharp declines experienced last week, the BIST 100 index is showing a strong recovery this week, following a buying trend. At the opening today, the BIST 100 index reached 10,584.59 points, up by 33.25 points and 0.32 percent.

Changes in Sector Indices

At the opening, the banking index rose by 0.19 percent, while the holding index gained 0.50 percent. The sector that showed the most increase was mining, which gained 1.12 percent. On the other hand, the securities investment partnership sector was the only index that declined, by 1.14 percent.

Market Reaction Expected to the Central Bank's Interest Rate Decision

Market movements will be further shaped by the interest rate decision to be announced by the Central Bank of the Republic of Turkey (TCMB) today. Analysts expect that the TCMB will cut the policy interest rate by 100 basis points to 39.50 percent. This situation could have a significant impact on the markets. Additionally, important data such as the consumer confidence index and weekly money and banking statistics in Turkey will also be monitored today.

Technical Outlook and Foreign Data Agenda

Abroad, important economic data such as the Eurozone consumer confidence index and second-hand home sales in the U.S. are expected to be announced. Analysts define the resistance levels for the BIST 100 index as 10,700 and 10,800, while the support points are set at 10,500 and 10,400.