On 31 March 2023 at 12:00:05 UTC, we will update our index weights. And from today, the hypothetical values of indices with their new weights will be published as the “NEXT” index family (e.g. For further details on our methodology, you can refer to this blog post. To better understand BitMEX indices, check out our BitMEX Index Methodology page. To be the first to know about our product launches, platform changes, initiatives and more, connect with us on Discord, Telegram, and Twitter.