Immunoglobulin sales drives a strong first half for CSL but lower immunisation rates hit Seqirus

CEO and managing director Dr Paul McKenzie said, “CSL delivered a solid result for the first half of the 2025 financial year led by CSL Behring. Strong demand for many of our market-leading therapies has translated into sales growth, particularly in our core Ig franchise. We continue to advance key initiatives to improve gross margin, which is tracking according to our plans." …