Transaction Details

Footnotes

This transaction was executed at multiple prices ranging from $290.14 to $290.38. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, Illinois Tool Works Inc. or a shareholder of Illinois Tool Works Inc. full information regarding the number of shares and prices at which the transaction was effected. | Stock options vest in four (4) equal installments beginning February 10, 2017 (grant date), and became fully exercisable on February 10, 2021. | Stock options vest in four (4) equal installments beginning February 15, 2018 (grant date), and became fully exercisable on February 15, 2022.