Amazon.com Inc. CAPITAL STRUCTURE For End of Fiscal Year 2018 Unaudited; Amounts USD x 1000 SIMPLE METHOD TEXTBOOK METHOD Cost of Capital: Estimated 96 Corporate 16 Cost of $ Cost of Capital per Capital Funding Return Reo'd by Marginal Text 1 - Corp Text Amount Investors Rate 96 Rate Capital, After Tax Savings Year (Column C x Coumn G Wat x Cost 9% of Total Debt: Bank Loans 23,495.0 9.50% 21.096 791096 7.506 1,763.3 2 3539 31 493 Debt: Bands 0.096 21.096 79.096 0.096 0 000 046 Debt: Commercial Paper 0.096 21.096 79.096 01096 0.000 016 Debt: Other or Unidentified 0.096 21.096 79.096 0.096 0.000 076 Leases (a form of Debt) 0.096 21.096 79.096 0.096 Preferred Stock (if any) 0.096 0.096 100.096 0.096 0.000 016 Common Stockc At Par 5,000.0 0.096 100.096 0.096 0.000 016 6.712 Common Stockc Add'l Paid-in Capital 26,791.0 0.096 0.096 100.096 0.096 0.000 076 35.814 Retained Earnings 19,625.0 0.096 0.096 100.096 0.096 0.000 076 26.21 [Other] 0.096 0.096 100.096 0.096 0.000 046 TOTAL 74,911.0 1, 765.3 100 036 WEIGHTED AVERAGE COST OF CAPITAL: WACC = [8 Total Annual Cost of Capital] / [8 Total Capital Funding] 81763.3/ $74911 Amount Pot of Total Total Debt, ind. Leases & Preferred Stock 23,495.0 31.496 So Debt/Equity Ratio = 45 695936 Total Equity, incl "Other" 51 416.0 68.696 And Debt/ Total Capital Ratio = 31 363935 TOTAL CAPITAL 74.911.0 100.096