Apple Inc. $350,000,000 Floating Rate Notes due 2019 $1,150,000,000 1.100% Notes due 2019 $1,250,000,000 1.550% Notes due 2021 $2,250,000,000 2.450% Notes due 2026 $2,000,000,000 3.850% Notes due 2046 Underwriting Agreement