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: 2026-06-30 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: NORTHERN TRUST CORP (NTRS) CIK: 0000073124 --- Reporting Owner --- Name: Thompson Donald CIK: 0001374074 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-30 | Code: A (Grant or award) Shares: +215.72 | Price: $173.84 Total Value: $37,500.76 Shares Owned After: 31,552.46 | Ownership: D (Direct) Footnotes: [F1] Represents stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. [Transaction #2] Security: Common Stock Date: 2026-07-01 | Code: A (Grant or award) Shares: +125.75 | Price: $175.60 Total Value: $22,081.70 Shares Owned After: 31,678.21 | Ownership: D (Direct) Footnotes: [F1] Represents stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Represents stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock. --- Signature --- /s/ David A. Serna, Attorney-in-Fact for Donald Thompson (2026-07-02)