The BIST 100 index in Borsa Istanbul started the day with a 1.01% decrease at 9,617.01 points. At the opening, the BIST 100 index dropped to 9,617.01 points with a decrease of 98.57 points and 1.01% compared to the previous closing. The banking index lost 1.85% and the holding index lost 0.74% in value. Among sector indices, technology had the highest gain at 0.39%, while mining had the most significant loss at 2.29%. In the domestic market, the BIST 100 index, which followed a buying-dominated trend yesterday, completed the day with a 4.48% gain at 9,715.58 points. In global markets, there is a positive trend with expectations that US President Donald Trump may take a more moderate stance on tariffs and developments indicating a decrease in geopolitical tensions. On the other hand, in a written statement from the Ministry of Treasury and Finance, it was mentioned that Minister Mehmet Simsek and the Governor of the Central Bank of the Republic of Turkey (CBRT) Fatih Kara participated in a video conference with international investors, answering their questions about current developments. Simsek stated in the meeting with international investors that all necessary steps have been taken for the healthy functioning and efficiency of the markets and expected the recent developments to have temporary and limited effects on the economy, indicating that necessary measures would be taken if needed in the future. Analysts noted that technically, the BIST 100 index has support at 9,600 and 9,500 points, with resistance levels at 9,700 and 9,800.