Odaily News Bloomberg ETF analyst Eric Balchunas said: BlackRock has either received the green light, or it is just assuming and preparing for everything. We still believe that many ETFs will be launched together, rather than BlackRock alone. Approval. According to previous news, BlackRock iShares Bitcoin Trust has been listed on DTCC with the code IBTC. DTCC (Depository Trust Clearing Corporation) is an American financial services company established in 1999. The company consists of five clearing companies and one depository institution to provide clearing and settlement services for the financial market. It should be noted that this move does not mean that the ETF has been approved by the SEC.