Ethereum's current all-time high stands at approximately $4,891, set in November 2021. For Ethereum to establish a new all-time high by June 30, 2026, the cryptocurrency would need to surpass this previous record. This market tests whether Ethereum's long-term growth trajectory will push the asset to record-breaking prices over the next eighteen months. The resolvability is clear: Ethereum's price is publicly recorded on major exchanges and can be verified at the close of June 30, 2026. At current 3% YES odds, the market reflects skepticism about such a significant price movement, suggesting traders assign a low probability to an ATH by the specified date. This valuation aligns with broader cryptocurrency market dynamics and historical volatility patterns. The odds trajectory indicates that as the resolution date approaches, odds may shift based on Ethereum's price momentum, broader market conditions, adoption metrics, and macroeconomic factors. Traders monitoring this market typically track Bitcoin correlation, staking yield changes, and regulatory developments as leading indicators. The low current odds suggest that while ATH scenarios are possible, the market currently prices in a larger probability that Ethereum remains below its 2021 peak through June 2026.