According to ChainCatcher, U.S. asset management firm Calamos Investments plans to launch three Bitcoin ETFs with downside protection features on July 8. The 100% Principal Protection Type (CBOY) has an initial yield cap of 9%-11%.

90% Principal Protection Type (CBXY) has an initial yield cap of 24%-28%. 80% Principal Protection Type (CBTY) has an initial yield cap of 43%-48%. This series of ETFs aims to provide exposure to Bitcoin and adjusts the yield cap based on the level of protection, with an investment period of one year.