3Q 2022 Results

3Q 2022 FINANCIAL HIGHLIGHTS YoY Operating EPS Reconciliation $2.75 $1.11 3Q21 SARD Growth Equity Turnarounds /Efficiency Earnings Levers Raw Material/ Energy Costs Below the Line Items 3Q22 Financial Summary ($ millions, unless otherwise noted) 3Q22 3Q21 YOY B/(W) 2Q22 Net Sales Equity Earnings (Losses) $14,115 $14,837 $(722) $15,664 QoQ B/(W) $(1,549) $(58) $249 $(307) $195 $(253) Net Income - GAAP Operating EBIT Op. EBIT Margin (%) $760 $1,706 $(946) $1,681 $(921) $1,195 $2,886 $(1,691) $2,375 8.5% 19.5% (1,100) bps 15.2% $(1,180) (670) bps Operating EBITDA $1,863 $3,611 $(1,748) $3,059 $(1,196) Earnings per share - GAAP $1.02 $2.23 $(1.21) $2.26 $(1.24) Operating earnings per share1 $1.11 $2.75 $(1.64) $2.31 $(1.20) Cash Provided by Op. Activities - Cont. Ops. $1,940 $2,719 $(779) $1,856 $84 DOW (1) Op. Earnings Per Share, Op. EBIT, Op. EBIT Margin, Op. EBITDA, Free Cash Flow and Cash Flow Conversion are non-GAAP measures. See appendix for further discussion. Key Drivers in the Quarter YoY • Growth and efficiency levers improving underlying earnings • Lower SARD cost due to continued focus on cost efficiency Lower D&A expense, share count and interest expense Inflationary pressures on raw material and energy costs impacting margins Turnaround expense up due to increased planned maintenance activity Equity losses due to margin compression in polyurethanes at Sadara and MEG at Kuwait Joint Ventures 13

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