3M Results Presentation Deck

Q2 2022 operating margin and EPS Adjusted Adjusted earnings operating margin per share 23.4% $2.75 + $0.12 - $0.09 -$0.11 - $0.12 Q2 2021 Total organic growth/ productivity/other Disposable respirator China lockdowns Brazil social tax Remaining organic growth/ productivity/other Raw material FX Other expense/income Adjusted tax rate* Shares outstanding Q2 2022 +0.8% 2022 Q2 Earnings - July 26, 2022. All rights reserved. -0.4% -0.7% -1.0% +2.9% -3.1% -0.1% ΝΑ ΝΑ ΝΑ 21.0% +$0.44 -$0.36 -$0.13 -$0.02 + $0.05 + $0.07 $2.48 Commentary ● ● ● ● ● YoY disposable respirator decline in demand Greater China region impact due to COVID lockdowns Non-repeat of favorable Q2 2021 Brazil Supreme Court social tax ruling Strong pricing, spending discipline and benefits from restructuring actions Manufacturing headwinds from global supply chain challenges, including geopolitical impacts Investments in growth, productivity and sustainability Raw material and logistics cost inflation Net of hedge impact Primarily non-operating pension expense offset by lower net interest expense Q2 2022 adjusted tax rate of 19.8% versus 21.6% in Q2 2021 Average diluted shares down ~3% * The effect of income taxes on items that had specific tax rates are reflected within their respective impacts in the table above. 3M 18

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