JP Morgan Chase announced the update of bitcoin mining company ratings and stock price targets based on the fourth quarter of 2024 results report, mainly including: Upgrade the IREN rating from neutral to overweight, but lower its target price from $15 to $12. 2. Downgrade Cipher Mining's rating from overweight to neutral, while withdrawing its $8 target price. 3. Reiterated its overweight rating on Riot Platforms and CleanSpark, and lowered their price targets to $13 and $12, respectively. 4. MARA Holdings (MARA) is rated neutral, lowering the company's target price from $23 to $18.