NORTHERN TRUST CORP (NTRS) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: NORTHERN TRUST CORP (NTRS) CIK: 0000073124 --- Reporting Owner --- Name: Petrino Richard CIK: 0001736600 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-07-01 | Code: A (Grant or award) Shares: +5.39 | Price: $175.60 Total Value: $946.48 Shares Owned After: 4,343.9 | Ownership: D (Direct) Footnotes: [F1] Includes 2,178.90 stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. [F2] The amount reported in Column 5 reflects the correction of previously reported dividend equivalent accruals. On January 1, 2026 and April 1, 2026, 1.25 shares and 1.22 shares, respectively, should have been reported instead of 2.50 shares and 2.43. The amount reported in Column 5 gives effect to those corrections. --- Footnotes (Complete Index) --- F1: Includes 2,178.90 stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. F2: The amount reported in Column 5 reflects the correction of previously reported dividend equivalent accruals. On January 1, 2026 and April 1, 2026, 1.25 shares and 1.22 shares, respectively, should have been reported instead of 2.50 shares and 2.43. The amount reported in Column 5 gives effect to those corrections. --- Signature --- /s/ Michael Rouvina, Attorney-in-Fact for Richard Petrino (2026-07-02)