Key TakeawaysThe CoinDesk 20 Index is trading at 2,157.12, up 3.4% since 4 p.m. ET TuesdayAll 20 index constituents are trading higher -- a rare clean sweepLeaders: Aptos (APT) up 5.5%, Internet Computer (ICP) up 5.3%Laggards: Stellar (XLM) up 0.9%, Cronos (CRO) up 1.9%The CoinDesk 20 Index posted a clean sweep on Wednesday, with all 20 constituent assets trading higher as broader crypto market momentum accelerated alongside Bitcoin's break above $79,000.The index is trading at 2,157.12, up 3.4% or 71.19 points since 4 p.m. ET Tuesday, per CoinDesk Indices' daily market update. Aptos (APT) led the index with a 5.5% gain, followed closely by Internet Computer (ICP) at 5.3%. Even the session's weakest performers posted solid gains, with Stellar (XLM) up 0.9% and Cronos (CRO) adding 1.9% -- reflecting the broad-based risk-on tone driving the current market session.A clean sweep across all 20 index assets is a relatively rare occurrence and signals strong market-wide participation rather than gains concentrated in a handful of large-cap names.