According to @Excellion, Ethereum treasury company investors may be overlooking the ETHBTC cross, signaling that corporate ETH reserves should be evaluated against BTC-relative performance for risk management. Source: @Excellion on X, Oct 19, 2025. The ETHBTC ratio directly measures ETH’s performance versus BTC, and a declining ratio indicates ETH underperformance, which raises the BTC-opportunity cost of holding ETH on balance sheets. Source: Binance Academy educational content on trading pairs and relative valuation; Investopedia educational content on ratio charts and relative strength. Traders and treasurers can mitigate this by monitoring ETHBTC trend and key levels and using BTC-hedged positions or futures/options overlays to neutralize BTC-relative exposure. Source: CME Group crypto futures risk management education; Binance Academy on support/resistance and trend analysis. Rotation strategies that rebalance between ETH and BTC based on ETHBTC momentum can improve allocation timing versus USD-only entries. Source: Investopedia educational content on relative strength and rotation; Binance Academy on portfolio rebalancing.