Bitcoin Mining Profitability Declined More Than 7% in September: Jefferies Posted On October 20, 2025 Bitcoin mining margins tightened in September as a rising network hashrate and a slide in BTC prices dragged profitability lower Tags:Crypto, Doge, News Related Posts Bitcoin Coin Days Destroyed Drops By 50% Amid Waning Price Action – What This Means Ripple v. SEC Lawsuit Updates, Cardano (ADA) Price Predictions, and More: Bits Recap Feb 7 US border patrol continues to seize Bitcoin mining equipment: report About The Author DogeMan