West Pharma CEO Eric To Resigns; Lagarde Named Successor Effective Aug. 31

West Pharmaceutical Services Inc. (WST) said Tuesday that Chief Executive Officer Eric To will resign. The board has appointed Lagarde to succeed him as president and CEO, effective Aug. 31, 2026. The company did not provide a reason for To’s departure or immediate details on Lagarde’s prior role. The transition was announced in a brief statement. The leadership change at the Exton, Pennsylvania-based drug packaging and delivery company takes effect Aug. 31.