European stocks gave up early gains, with the STOXX 50 and STOXX 600 each falling 0.2% as oil prices swung. Traders were assessing Saudi Arabia’s move to restart a key pipeline while awaiting further diplomatic efforts between the US and Iran aimed at ending the conflict in the Middle East. Flash PMI (Purchasing Managers’ Index) data showed stronger-than-expected services activity across the Euro Area, Germany and France. AstraZeneca fell 1.1% despite securing European approval for its Trixeo inhaler as a maintenance treatment for asthma. Allianz dropped 2.1%, Anheuser-Busch InBev lost 1% and Siemens Energy declined 1%, while SAP gained 1.3%.