BlockBeats news, on January 6, according to PR Newswire, Calamos President and CEO John Koudounis announced the launch of the world's first 100% downside protection Bitcoin ETF CBOJ. CBOJ is expected to be listed on CBOE on January 22, 2025.

CBOJ will combine options on U.S. Treasury bonds and the CBOE Bitcoin U.S. ETF Index. This actively managed ETF provides a regulated way to gain exposure to Bitcoin within a risk control framework.