HomeCrypto BriefingSEC Has Received 200 Letters On Grayscale’s Bitcoin ETF SEC Has Received 200 Letters On Grayscale’s Bitcoin ETF February 19, 2022 Crypto Briefing Tweet Related Posts Ethereum Scaling Solution Aztec Raises $17M Ethereum core devs decide on Dencun testnet schedule, soft launch slated for January 2024 Reef Finance and Kava Team Up for DeFi on Polkadot