#opg $OPG OpenGradient (OPG) was listed on South Korea’s largest crypto exchange, Upbit, on June 15, 2026... OPG’s 24-hour trading volume surged to over $169 million (+357.90%), and after the Upbit listing, volume spiked to $357.69M (+605.93%)." – CoinMarketCap (15 June 2026 12:00 PM UTC) What this means: This is neutral for OPG because it signifies massively increased access and liquidity from a key market, but such listings often lead to volatile "sell-the-news" price action as early holders take profits.