43.48 on Thursday Aug 27 — announces proposed $2.0B private placement of Convertible Senior Notes due 2032 (plus $300M initial-purchaser option), 8 days after 176% rally on melanoma trial win; proceeds for oncology and debt repayment; capped-call transactions to limit dilution" /> 43.48 on Thursday Aug 27 — announces proposed $2.0B private placement of Convertible Senior Notes due 2032 (plus $300M initial-purchaser option), 8 days after 176% rally on melanoma trial win; proceeds for oncology and debt repayment; capped-call transactions to limit dilution" />