According to @52kskew, altcoins currently show clear market share and mindshare dominance versus BTC, keeping most alts strong and bid while BTC chops, source: @52kskew, X, Sep 12, 2025. In the latest 24-hour data, ETH is leading the pack, a key driver for near-term rotation dynamics, source: @52kskew, X, Sep 12, 2025. When Others surpass BTC, it typically signals froth in altcoins, warranting vigilance from traders, source: @52kskew, X, Sep 12, 2025. BTC will be make-or-break for alts in the coming days, so monitoring BTC dominance versus alt performance is critical for risk management, source: @52kskew, X, Sep 12, 2025.

According to @MilkRoadDaily, total crypto market capitalization has surpassed $4 trillion, with Bitcoin (BTC) alone at $2.4 trillion, implying roughly 60% BTC dominance (source: @MilkRoadDaily). According to @MilkRoadDaily, this allocation means non-BTC assets collectively account for about 40% of market capitalization, a key datapoint for assessing market breadth and concentration (source: @MilkRoadDaily).