[J.P. Morgan Rates COIN, MARA, and RIOT Stocks as Overweight] J.P. Morgan analysts have rated COIN, MARA, and RIOT stocks as Overweight, believing these stocks will outperform the broader market. Specific ratings are as follows: COIN current price $305.84, target price $399; MARA current price $14.68, target price $20; RIOT current price $16.05, target price $19.