Riot Platforms Soars 20% on Earnings and $28 Billion Corsicana AI Lease; Cipher Digital Plunges 13%, MARA Drops 5%

Riot Platforms shares were up 20% in early trading, reaching $16.88. The article says investors are differentiating crypto miners entering AI data-center leasing based on signed tenants and describes Riot as pulling away from the group, but gives no tenant details or further performance figures.