Live China retaliated with 34% tariffs on US goods, while Trump vows his policies will 'never change.' São Paulo - Delayed Quote • BRL ConocoPhillips (COPH34.SA) Follow Compare 42.18 -2.31 (-5.19%) As of 11:29:07 AM GMT-3. Market Open. Sustainability data is currently not available for COPH34.SA.