Investor Presentaiton

Q1 FY22 KEY HIGHLIGHTS ■ Sales and earnings growth in Q1 FY22 - - - Net sales of $5.0 billion, up 12.5% year-over-year Consolidated Adjusted EBITDA (1) of $680 million, up 1.6% year-over-year Consolidated Adjusted EBITDA margin (1) of 13.7%, down 150 basis points year-over-year Adjusted EPS(1) of $0.65 per share, up 6.6% year-over-year Generated $84 million of Adjusted Free Cash Flow(1) Packaging sales (2) increased 10% and Papers sales increase 24% year-over-year driven by successful implementation of price increases and solid demand ■ Cost inflation and supply chain disruptions negatively impacted earnings ■ Within target leverage ratio (1) and repurchased $100 million of stock STRONG EARNINGS GROWTH IN DYNAMIC ENVIRONMENT CONSOLIDATED ADJUSTED EBITDA (1) ($ in millions) $811 $878 $670 $680 $641 Q1 Q2 Q3 Q4 Q1 FY2021 CONSOLIDATED ADJUSTED EBITDA MARGINS(1) Corrugated Packaging (3) Consumer Packaging Global Paper Q1 FY22 VS. VS. MARGIN Q4 FY21 Q1 FY21 13.5% -370bps -460bps 14.9% -220bps -160bps WestRock(4) 17.2% -380bps +330bps 2.0% -470bps -340bps 13.7% -350bps -150bps Distribution 3 4) 7237 2) 3) Non-GAAP Financial Measure. See Non-GAAP Financial Measures in the Appendix Corrugated Packaging segment sales (excluding white top trade sales) and Consumer Packaging segment sales Adjusted EBITDA margin (excluding white top trade sales) Consolidated Adjusted EBITDA margins. WestRock

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