<ul>
<li>GPW Benchmark informs about the recalculation of the historical values of the WIRON Index and of the indices of the WIRON Compound Indices Family.</li>
<li>The recalculated values of the indices were published on 28 December 2022 on the administrator’s website and delivered to data vendors.</li>
<li>The recalculation was carried out before the start of using the indices in financial products by any of the users</li>
<li>The recalculation takes place as a consequence of audits carried out by the data contributors consisting in the assessment of their internal processes of identification, qualification and delivery of the transaction data to the administrator.</li>
</ul>