Foundry USA and Antpool account for nearly 60% of the bitcoin mining pool market.
Bitcoin mining pools Foundry USA and Antpool each held about 30% of the mining pool market in the past 24 hours, and together mined just under 60% of blocks in the past 24 hours. During this period, the two mining pools each mined 41 blocks. The third largest mining pool, ViaBTC, mined about 11% of blocks.