GPW Benchmark Communique:
WIRON and WIRON Compound Rates re-distribution

GPW Benchmark S.A. informs that on the 23rd of February 2026 at 12 p.m. or shortly after the re-distribution will be carried out for:

• values of WIRON for Index Date 20th of February 2026
• values of WIRON Compound Rates for Index Date 23rd of February 2026

The re-distribution of the indices, has no impact on the publication of WIRON and WIRON Compound Rates values on the Administrator website, consistently with Administrator’s publication standards set in Rules

The communique is due to transparency issues and affects only real time benchmarks’ data distributors and users.