Crypto Biz: Mining weakness tests Bitcoin’s market cycle Post author:MiamiCrypto Post published:December 5, 2025 Post category:Uncategorized Bitcoin miners face record margin pressure as proxy stocks sink, Kalshi lands $1B funding and Ether derivatives volumes overtake Bitcoin on CME. You Might Also Like SMBC, Ava Labs, Fireblocks sign MoU for stablecoin framework in Japan April 2, 2025 ‘National emergency’ as Trump’s tariffs dent crypto prices April 3, 2025 Ghana central bank targets December to have crypto regulations in place October 17, 2025