VanEck has filed to register a Delaware trust company for a BNB ETF tracking the Binance-linked digital asset.The filing suggests the potential launch of a spot BNB ETF in the United States.If approved, the BNB ETF could help reverse the recent 5% slide in its value.While BNB ETP products already exist in Europe, VanEck is the first to file for a BNB ETF in the US.