FY2022 Q3 Financial and R&D Update

Profit Attributable to Owners of the Company Decreased by 7.6 Bn JPY FY2021 Q3 YTD 94.3 Results Core Operating Profit Temporary Revenue/ Expenses Financial Income/ Expenses etc. 4.7 8.0 Daiichi-Sankyo (Bn JPY) Temporary Income/Expenses +8.0 (Profit increased) FY2021 Q3 YTD FY2022 Q3 YTD YOY Temporary Income 2.1*1 11.0*2 +8.9 Temporary Expenses 1.3 2.2 +0.9 *1 Gains related to sale of Osaka logistics center (2.1) *2 Gains related to sales of subsidiary of Daiichi Sankyo (China) (6.0) Gains on reversal related to closure of Plexxikon (3.3) Financial Income/Expenses etc. +1.7 (Profit Decreased) • Deterioration in forex gains/losses +1.4 1.7 Income Taxes etc. 9.2 Income Taxes etc. +9.2 FY2022 Q3 YTD 86.7 Results FY2021 Q3 YTD FY2022 Q3 YTD YOY Profit before Tax Positive Factors Negative Factors Income Taxes etc. Tax rate 125.9 31.6 25.1% 127.5 40.8 32.0% +1.6 +9.2 +6.9% 7

View entire presentation