ILLINOIS TOOL WORKS INC (ITW) · Initial Holdings (Form 3) SEC Filing

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-07-01 --- Issuer --- Name: ILLINOIS TOOL WORKS INC (ITW) CIK: 0000049826 --- Reporting Owner --- Name: Pigozzo Matteo C. CIK: 0002140217 Role: Officer (VP & Chief Accounting Officer) --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) Footnotes: [F1] This includes 182.599 shares of ITW Common Stock held directly in a Roth IRA account for the benefit of the Reporting Person. The Reporting Person exercises control over the IRA, and as such, has voting and investment power over these shares. [Holding #2] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] Shares of common stock held through the Reporting Person's ITW 401(k) Savings and Investment Plan, as of July 1, 2026. [Holding #3] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F3] Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock. Dividend equivalent units accrue with respect to the Reporting Person's restricted stock units and are payable upon vesting of the underlying RSU. [F4] This RSU award was granted on February 9, 2024 and is scheduled to vest 100% on February 9, 2027. [F4] This RSU award was granted on February 9, 2024 and is scheduled to vest 100% on February 9, 2027. [Holding #4] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F3] Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock. Dividend equivalent units accrue with respect to the Reporting Person's restricted stock units and are payable upon vesting of the underlying RSU. [F5] This RSU award was granted on February 14, 2025 and is scheduled to vest 100% on February 14, 2028. [F5] This RSU award was granted on February 14, 2025 and is scheduled to vest 100% on February 14, 2028. [Holding #5] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F3] Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock. Dividend equivalent units accrue with respect to the Reporting Person's restricted stock units and are payable upon vesting of the underlying RSU. [F6] This RSU award was granted on February 13, 2026 and is scheduled to vest 100% on February 13, 2029. [F6] This RSU award was granted on February 13, 2026 and is scheduled to vest 100% on February 13, 2029. --- Footnotes (Complete Index) --- F1: This includes 182.599 shares of ITW Common Stock held directly in a Roth IRA account for the benefit of the Reporting Person. The Reporting Person exercises control over the IRA, and as such, has voting and investment power over these shares. F2: Shares of common stock held through the Reporting Person's ITW 401(k) Savings and Investment Plan, as of July 1, 2026. F3: Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock. Dividend equivalent units accrue with respect to the Reporting Person's restricted stock units and are payable upon vesting of the underlying RSU. F4: This RSU award was granted on February 9, 2024 and is scheduled to vest 100% on February 9, 2027. F5: This RSU award was granted on February 14, 2025 and is scheduled to vest 100% on February 14, 2028. F6: This RSU award was granted on February 13, 2026 and is scheduled to vest 100% on February 13, 2029. --- Signature --- /s/ /s/ Anna Oliveira, Attorney-in-Fact for Matteo C. Pigozzo (2026-07-01)