2023 Q3 Earnings

Building momentum through operational execution Q3 2023 performance Adjusted Sales of $8B vs. $7.9 to $8B guidance Adjusted Op. Income Margin of 23.2% Adjusted EPS of $2.68 vs. $2.25 to $2.40 guidance Adjusted Free Cash Flow of $1.9B Adj. organic growth of -3.1% Includes (1.7) ppt headwind from disposable respirator decline and 2022 exit of Russia End-market trends largely in- line with expectations Softness in electronics, consumer retail, and China Disposable respirator decline in-line with expectations Strength in automotive OEM Adjusted op. income margin up 160 bps YoY, including 80 bps of restructuring & related charges • Adjusted op. income margin up 390 bps sequentially All business groups delivered significant sequential margin improvement • Adjusted EPS up 3% YoY Strong operational execution Ongoing proactive spending discipline Includes $0.10 per share restructuring & related charges (prior guidance midpoint of $0.22) Adjusted free cash flow. conversion of 130% Relentless focus on working capital management Continuing to invest in growth, productivity, and sustainability Increasing full-year adjusted earnings to $8.95 to $9.15 and adjusted free cash flow conversion to 100% to 110% 2023 Q3 Earnings | October 24, 2023. All rights reserved. 3M 5

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