Gold Resource is trading 4.0% up at $2.08 in after-hours trading, following recent volatility driven by its merger with Goldgroup Mining Inc. and delisting from the Russell 2000 index. - The merger closed on July 17, 2026, with the combined entity trading under the GORO ticker on NYSE American from July 20, 2026. - The company's removal from the Russell 2000 index, effective July 20, 2026, also contributed to a sharp selloff in the preceding days. - Goldgroup (now GORO) also provided a corporate update on July 23, 2026, detailing drilling programs and mine development plans across its assets.