BitMEX on Thursday launched the MEMEXTUSDT Basket Index Perpetual Swap contract to track the top 10 Meme coins in the crypto market. The index is composed of the weighted average prices of the top 10 Meme coins by market cap, with the index components rebalancing monthly to ensure it continues to track the top-performing Meme coins. It is a USDT margin linear perpetual swap contract that offers up to 25x leverage.