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: CROWN SUSAN CIK: 0001124194 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Units Date: 2026-07-01 | Code: A (Grant or award) Shares: +75.75 | Price: $175.60 Total Value: $13,301.70 Shares Owned After: 38,759.89 | Ownership: D (Direct) Footnotes: [F1] Represents common stock units payable automatically on a one-for-one basis in shares of NTRS stock upon termination of service as a director. --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] Owned by various trusts of which the children of the Reporting Person are the beneficiaries. [Holding #3] Security: Common Stock Ownership: I (Indirect) Footnotes: [F3] Owned by a limited liability company, HCNI II LLC, of which trusts for the benefit of the Reporting Person and the children of the Reporting Person are members. --- Footnotes (Complete Index) --- F1: Represents common stock units payable automatically on a one-for-one basis in shares of NTRS stock upon termination of service as a director. F2: Owned by various trusts of which the children of the Reporting Person are the beneficiaries. F3: Owned by a limited liability company, HCNI II LLC, of which trusts for the benefit of the Reporting Person and the children of the Reporting Person are members. --- Signature --- /s/ David A. Serna, Attorney-in-Fact for Susan Crown (2026-07-02)