CleanSpark, Inc. (CLSK) experienced a significant pre-market plunge, with its stock price falling 5.06%.

The sharp decline follows analyst action from Keefe Bruyette (KBW), which lowered its price target on CleanSpark to $14 from $18. The firm maintained its Outperform rating on the shares.

Such a reduction in a key price target often signals a reassessment of near-term valuation prospects and can influence investor sentiment at the market open.