CleanSpark is trading $8.78, +4.15% in pre-market on October 21, 2026, amid gains in cryptocurrencies; no clear new company-specific catalyst surfaced. - Bitcoin is up 1.50% and Ethereum 1.86% since their prior closes; both gains are smaller than CleanSpark’s move. - The Nasdaq is higher by 0.65%. - Reports on data-center financing describe previously announced developments, not a fresh announcement on October 21.