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: 2026-06-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: NORTHERN TRUST CORP (NTRS) CIK: 0000073124 --- Reporting Owner --- Name: Hallinan Aengus CIK: 0002071440 Role: Officer (Executive Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-01 | Code: F (Payment of exercise/tax) Shares: -2,707 | Price: $166.82 Total Value: $451,581.74 Shares Owned After: 13,129 | Ownership: D (Direct) Footnotes: [F1] Includes 9,461 stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. [F2] Reflects 2,707 shares withheld in payment of Federal, State and Medicare taxes upon the vesting of 6,375 previously reported stock units. The remaining 3,668 shares were distributed to the reporting person as shares of common stock. --- Footnotes (Complete Index) --- F1: Includes 9,461 stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. F2: Reflects 2,707 shares withheld in payment of Federal, State and Medicare taxes upon the vesting of 6,375 previously reported stock units. The remaining 3,668 shares were distributed to the reporting person as shares of common stock. --- Signature --- /s/ Michael Rouvina, Attorney-in-Fact for Aengus Hallinan (2026-06-02)