BTC.NZ is trading 3.07% down at NZD 2.97, with the decline likely driven by the broader crypto-market sell-off. - Bitcoin and Ethereum were both down more than 4% since their last close. - Reuters-based coverage reported Bitcoin at a six-week low and more than $2.5 billion in assets frozen, amid concern over a suspected Binance security incident. - No BTC.NZ-specific announcement explaining the move surfaced; trading-volume or activity data for the reported price were not provided.