[Coinbase to Launch MRVL and EWY Perpetual Contracts Tonight] Coinbase announced that trading for Marvell Technology (MRVL) and iShares MSCI South Korea ETF (EWY) perpetual contracts will go live on June 23, 2026, at 20:00 (UTC+8) or later. According to the official statement, the MRVL-PERP and EWY-PERP markets will open for trading in regions where liquidity conditions are met and local regulatory support is in place.