3M Results Presentation Deck

Q2 2022 cash flow and balance sheet Adjusted free cash flow $1.0B -41% year-on-year Adjusted free cash flow conversion 68% -33 ppts year-on-year Cash returned to shareholders $0.8B -38% year-on-year 2022 Q2 Earnings - July 26, 2022. All rights reserved. Adjusted free cash flow Adjusted free cash flow conversion Capital expenditures Net debt Cash returned to shareholders 3M ● ● ● ● ● ● Q2: $1.0B, down 41% YoY; YTD: $1.7B, down 45% YoY Expect full-year adjusted free cash flow conversion in the range of 90% to 100% Q2: 68%, down 33 ppts YoY; YTD: 57%, down 35 ppts YoY Q2 YoY decline due to working capital; cash impact from capitalization of R&D for U.S. tax purposes, as expected Q2: $384M, flat YoY; YTD: $808M, up 15% YoY Continue to expect full-year capex in the range of $1.7B to $2.0B Q2: $13.3B, up 4% YoY Q2: dividends $848M Q2: share repurchases suspended due to pending Food Safety separation YTD: dividends $1.7B; share repurchases $0.8B 19

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