XTB Research Director Kathleen Brooks: The current main theme is that global stock market indices have lost momentum at the end of the year. There are many reasons behind this, including impressive returns in 2025, and investors generally choose to make major trading decisions after the Christmas holidays.

XTB Research Director Kathleen Brooks: The current main theme is that global stock market indices have lost momentum at the end of the year. There are many reasons behind this, including impressive returns in 2025, and investors generally choose to make major trading decisions after the Christmas holidays.