US stocks in the crypto sector fell across the board in pre-market trading, affected by Bitcoin's decline. Coinbase (COIN.O) fell 2.1%, Strategy fell 2.5%, Riot Platforms fell 3.9%, HUT 8 Mining fell 2.7%, MARA Holdings fell 3.7%, Cleanspark fell 3%, and both the ProShares Bitcoin Strategy ETF and the iShares Bitcoin Trust ETF fell 2%.