Live China retaliated with 34% tariffs on US goods, while Trump vows his policies will 'never change.' OTC Markets OTCPK - Delayed Quote • USD Hargreaves Services Plc (HGRVF) Follow Compare 7.33 0.00 (0.00%) As of April 3 at 4:00:00 PM EDT. Market Open. Sustainability data is currently not available for HGRVF.