BIST Sustainability Themed Debt Securities Indices Periodic Review

Periodic review for the BIST Sustainability Themed Debt Securities Indices regarding BIST Sustainability Themed Debt Securities Methodology has been finalized.

It has been decided to implement the changes listed in the annex for the Index Period from February 1, 2026 to April 30, 2026. (Please click for the changes listed in the annex.)