ChainCatcher balita, inihayag ng asset management company na Calamos Investments na maglulunsad ito ng tatlong Bitcoin laddered structured protection ETF, na magbibigay ng 100%, 90%, at 80% na downside protection strategies, na kinabibilangan ng: Calamos Laddered Bitcoin Structured Alt Protection ETF (CBOL), Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF (CBXL), at Calamos Laddered Bitcoin 80 Series Structured Alt Protection ETF (CBTL).