The BIST 100 index ended the day with an increase of 152.16 points compared to the previous close, and the total trading volume was realized as 182.1 billion lira. The banking index gained 0.20%, while the holding index increased by 0.27%. Among sector indices, the communication sector was the most profitable with 2.57%, while the textile leather sector was the biggest loser with 1.40%. In global markets, ceasefire uncertainties in the Middle East increased concerns about energy supply, while the US economy's growth of 0.5% in the fourth quarter of 2025 fell below expectations. Additionally, the February PCE price index showed a monthly increase of 0.4% and an annual increase of 3.0%. Analysts state that developments between the US and Iran, as well as domestic industrial production and international inflation data, will be influential on the market in the upcoming period. Technically, resistance levels of 13,800 and 13,900 points and support levels of 13,600 and 13,500 points are being monitored on the BIST 100 index.