Celgene Corporation today announced the successful pricing of five series of senior unsecured notes for an aggregate principal amount of $8.0 billion. Of these notes, $1.0 billion will mature in 2018 and will bear interest at an annual rate of 2.125 percent, $1.5 billion will mature in 2020 and will bear interest at an annual rate of 2.875 percent, $1.0 billion will mature in 2022 and will bear interest at an annual rate of 3.550 percent, $2.5 billion will mature in 2025 and will bear interest at an annual rate of 3.875 percent and $2.0 billion will mature in 2045 and will bear interest at an annual rate of 5.000 percent.