Fidelity Ethereum Fund (FETH) is a single-asset grantor trust holding ether exclusively, providing exposure to ether's price through tradable shares. Its reliance on Fidelity's operational infrastructure affords some stability, but the fund remains vulnerable to ether’s inherent price volatility and an uncertain regulatory environment marked by ongoing enforcement actions and potential legislative changes. The Trust’s NAV is calculated via a volume-weighted median price methodology, with shares trading on the Cboe BZX Exchange, though prices may diverge from NAV due to market factors. Operating losses have widened sharply in 2025 alongside high repurchase activity, underscoring challenges in capital returns amid volatile market conditions.