Gilead Sciences — Aug 7, 2025 release

RECONCILIATION OF GAAP TO NON-GAAP 2025 FULL-YEAR GUIDANCE (1) (unaudited) (in millions, except percentages and per share amounts) Provided February 11, 2025 Updated April 24, 2025 Updated August 7, 2025 Projected product gross margin GAAP to non-GAAP reconciliation: GAAP projected product gross margin 77.0% - 78.0% 77.0% - 78.0% ~ 78.0% Acquisition-related expenses ~ 8.0% ~ 8.0% ~ 8.0% Non-GAAP projected product gross margin 85.0% - 86.0% 85.0% - 86.0% ~ 86.0% Projected operating income GAAP to non-GAAP reconciliation: GAAP projected operating income $10,200 - $10,700 $10,200 - $10,700 $10,300 - $10,700 Acquisition-related, IPR&D impairment and restructuring expenses ~ 2,500 ~ 2,500 ~ 2,700 Non-GAAP projected operating income $12,700 - $13,200 $12,700 - $13,200 $13,000 - $13,400 Projected effective tax rate GAAP to non-GAAP reconciliation: GAAP projected effective tax rate ~ 20% ~ 21% ~ 21% Income tax effect of above non-GAAP adjustments and fair value adjustments of equity securities, and discrete and related tax adjustments (~ 1%) (~ 2%) (~ 2%) Non-GAAP projected effective tax rate ~ 19% ~ 19% ~ 19% Projected diluted EPS GAAP to non-GAAP reconciliation: GAAP projected diluted EPS $5.95 - $6.35 $5.65 - $6.05 $5.85 - $6.15 Acquisition-related, IPR&D impairment and restructuring expenses, fair value adjustments of equity securities and discrete and related tax adjustments ~ 1.75 ~ 2.05 ~ 2.10 Non-GAAP projected diluted EPS $7.70 - $8.10 $7.70 - $8.10 $7.95 - $8.25 ________________________________ (1)     Our full-year guidance excludes the potential impact of any (i) acquisitions or business development transactions that have not been executed, (ii) future fair value adjustments of equity securities and (iii) discrete tax charges or benefits associated with changes in tax related