IonQ is trading 5.1% down at $28.46 on November 4, despite a broad market and technology-sector rally; the reason for the decline remains unclear. - It closed at $29.99 on November 3. - IonQ announced the closing of its $1.15 billion all-stock acquisition of Elisity, with up to $150 million in additional consideration tied to revenue milestones. - Trading volume information was not provided.