XFunds introduced the Nicholas Bitcoin and Treasuries AfterDark ETF on the New York Stock Exchange on Wednesday. According to NS3.AI, this launch followed a 5.8% increase in Bitcoin's value between Tuesday's market close and Wednesday's opening. The ETF strategy involves holding cash and U.S. Treasuries during daytime hours, then transitioning to Bitcoin futures, options, and other ETFs around 4:30 p.m. ET, before exiting these positions the following morning. CoinGecko data indicated that Bitcoin's price rose from $68,600 to $72,600 during the overnight period, coinciding with a ceasefire agreement between the U.S. and Israel on Tuesday evening.