According to @EmberCN, BitMine (BMNR) and SharpLink (SBET) disclosed that they bought 153,075 ETH (~$702M) and 39,008 ETH (~$176M) last week via official X announcements on Sep 2, 2025. source: @EmberCN tweet Sep 2, 2025; BitMine (@BitMNR) X announcement Sep 2, 2025; SharpLink Gaming (@SharpLinkGaming) X announcement Sep 2, 2025. As of Aug 31, BitMine reported holdings of 1,866,974 ETH with an average cost of $3,883. source: BitMine (@BitMNR) X announcement Sep 2, 2025; @EmberCN tweet Sep 2, 2025. As of Aug 31, SharpLink reported holdings of 837,230 ETH with an average cost of $3,594. source: SharpLink Gaming (@SharpLinkGaming) X announcement Sep 2, 2025; @EmberCN tweet Sep 2, 2025. The combined weekly additions equal 192,083 ETH (~$878M), bringing combined disclosed holdings to 2,704,204 ETH based on company statements. source: BitMine (@BitMNR) and SharpLink Gaming (@SharpLinkGaming) X announcements Sep 2, 2025; @EmberCN tweet Sep 2, 2025. Traders can reference the reported average cost zones around $3,594–$3,883 as corporate breakeven levels when assessing ETH spot flows and risk. source: BitMine (@BitMNR) and SharpLink Gaming (@SharpLinkGaming) X announcements Sep 2, 2025; @EmberCN tweet Sep 2, 2025.