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 Online Travelers at Risk: Agent Tesla Malware Attacks Travel Industry February 26, 2024 BlackRock adds $900M BTC as Bitcoin long-term selling falls to 2017 lows January 8, 2026 Theta Capital raises $175M to back early-stage blockchain startups May 21, 2025