According to a document distributed by the SEC, on December 22, the regulator rejected Valkyrie's application for registration of a bitcoin ETF, explaining its decision by the fact that this proposal to create a bitcoin ETF does not meet standards designed to prevent fraud and manipulation, as well as to protect market participants and public interests.
https://www.sec.gov/rules/sro/nysearca/2021/34-93859.pdfThe SEC has consistently implicitly rejected or postponed consideration of applications from companies to create bitcoin ETFs by them.