Bitcoin Miner MARA Holdings Upgraded to Overweight at JPMorgan; IREN and Riot Cut to Neutral

MARA Holdings, which specializes in Bitcoin mining, has received an upgrade to an "Overweight" rating from JPMorgan, indicating a positive outlook for the company's stock performance. Meanwhile, two other cryptocurrency mining companies, IREN and Riot, have been downgraded to a "Neutral" rating, suggesting that analysts believe their stocks may not show significant upward or downward movement in the near future. source: https://www.coindesk.com/markets/2025/07/28/bitcoin-miner-mara-holdings-upgraded-to-overweight-at-jpmorgan-iren-and-riot-cut-to-neutral