According to the source, JPMorgan reduced its most recent price target on MARA Holdings (MARA) in a Monday equity research note (source: JPMorgan equity research note). In a separate note on Monday, Compass Point upgraded its rating on MARA, signaling a more constructive stance versus its prior view (source: Compass Point equity research note). The opposing calls provide mixed institutional signals that traders track when positioning in BTC‑linked U.S. Bitcoin miner equities (sources: JPMorgan equity research note; Compass Point equity research note).

According to @StockMarketNerd, Iris Energy (IREN) has dropped more than 45% over the past couple of weeks but is still up nearly 300% year-to-date as of Nov 21, 2025, source: @StockMarketNerd on X, Nov 21, 2025. IREN is a Bitcoin (BTC) mining stock, making the sharp drawdown and large YTD gain notable for crypto traders tracking miner equities, source: Iris Energy Limited company website.

According to @CoinMarketCap, shares of Bitcoin miner Greenidge Generation Holdings surged over 30% after securing a 5-year air emissions permit from New York, allowing it to continue BTC mining operations in the state (source: @CoinMarketCap on X, Nov 11, 2025). For traders, the regulatory approval was the immediate price catalyst behind the >30% move in Greenidge Generation Holdings on the headline (source: @CoinMarketCap on X, Nov 11, 2025).