According to Eric Balchunas, the ticker symbol ETHB was shared on X, with no issuer, exchange, product type, or launch timing disclosed, source: Eric Balchunas on X. The post only states "Ticker $ETHB" in cashtag format, confirming the symbol but providing no listing details, fee schedule, creation or redemption process, or market-making information, source: Eric Balchunas on X. As a result, there is insufficient publicly disclosed data in the post to assess trading spreads, liquidity, or NAV tracking risk for any instrument associated with ETHB, source: Eric Balchunas on X.