Ernest Scott Santi - 19 Aug 2026 Form 4 Insider Report for ILLINOIS TOOL WORKS INC (ITW)

Reporting relationship: Director
Issuer ticker: ITW
Reported as of: 19 Aug 2026
Net transaction value: -$11,894,421
SEC form: 4
Accepted by SEC: 21 Aug 2026, 16:10:45 UTC
Prior SEC filing: 11 Aug 2026
Next SEC filing: 01 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Anna Oliveira, Attorney-in-Fact for E. Scott Santi

Key filing fact

Ernest Scott Santi filed Form 4 for ILLINOIS TOOL WORKS INC (ITW) on 21 Aug 2026.

Key facts

This page summarizes Ernest Scott Santi's Form 4 filing for ILLINOIS TOOL WORKS INC (ITW).
6 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 21 Aug 2026, 16:10.

Change

Previous filing in this sequence was filed on 11 Aug 2026.
Current net transaction value: -$11,894,421.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001307581 Primary reporting owner

SANTI ERNEST SCOTT

Relationship: Director
Address: ILLINOIS TOOL WORKS INC., 155 HARLEM AVENUE, GLENVIEW
Signature: /s/ Anna Oliveira, Attorney-in-Fact for E. Scott Santi
Signature date: 21 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ITW transaction

Common Stock

Options Exercise

Transaction value
Shares: +41,431
Change %: +16%
Price: $187.86^*
Shares after: 307,719
Date: 19 Aug 2026
Ownership: Direct

ITW transaction

Common Stock

Sale

Transaction value: $6,435,020
Shares: -22,471
Change %: -7.3%
Price: $286.37
Shares after: 285,248
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F1

ITW transaction

Common Stock

Sale

Transaction value: $2,339,604
Shares: -8,142
Change %: -2.9%
Price: $287.35
Shares after: 277,106
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F2

ITW transaction

Common Stock

Sale

Transaction value: $2,573,228
Shares: -8,928
Change %: -3.2%
Price: $288.22
Shares after: 268,178
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F3

ITW transaction

Common Stock

Sale

Transaction value: $546,569
Shares: -1,890
Change %: -0.7%
Price: $289.19
Shares after: 266,288
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F4, F5

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ITW transaction Derivative

Employee Stock Option

Options Exercise

Transaction value
Shares: -41,431
Change %: -25%
Price: $0.000000^*
Shares after: 124,295
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 41,431
Exercise price: $187.86
Footnotes: F6

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 6 footnotes

Footnote F1

This transaction was executed at multiple prices ranging from $285.80 to $286.80. 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.

Footnote F2

This transaction was executed at multiple prices ranging from $286.81 to $287.81. 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.

Footnote F3

This transaction was executed at multiple prices ranging from $287.82 to $288.79. 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.

Footnote F4

This transaction was executed at multiple prices ranging from $288.92 to $289.45. 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.

Footnote F5

Includes 6,937 shares of deferred stock granted under the ITW Directors' Deferred Fee Plan as of August 19, 2026.

Footnote F6

Stock options vest in four (4) equal annual installments beginning on February 14, 2020 (grant date), and became fully exercisable on February 14, 2024.