31 insiders reported 236 Form 4 transactions for NORTHERN TRUST CORP (NTRS) over the past 18 months (most recent 2026-08-04). Recent activity: SMITH DAVID BYRON JR (Director) Buy 1,120 shares, Moritz Robert Edward Jr. (Director) Buy 255 shares, Harrison Dean M (Director) Buy 131 shares, CROWN SUSAN (Director) Buy 76 shares, Mehta Siddharth N (Director) Buy 27 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-04 | SMITH DAVID BYRON JR | Director | Buy | 1,120 | $0 |
| 2026-07-30 | Moritz Robert Edward Jr. | Director | Buy | 255 | $45,790 |
| 2026-07-02 | Harrison Dean M | Director | Buy | 131 | $22,997 |
| 2026-07-02 | CROWN SUSAN | Director | Buy | 76 | $13,302 |
| 2026-07-02 | Mehta Siddharth N | Director | Buy | 27 | $4,720 |
| 2026-07-02 | Tribbett Charles A | Director | Buy | 70 | $12,274 |
| 2026-07-02 | Thompson Donald | Director | Buy | 216 | $37,501 |
| 2026-07-02 | Harrison Dean M | Director | Buy | 259 | $45,000 |
| 2026-07-02 | Klevorn Marcy S | Director | Buy | 57 | $10,011 |
| 2026-07-02 | Petrino Richard | Director | Buy | 5 | $946 |
| 2026-07-02 | SLARK MARTIN P | Director | Buy | 62 | $10,817 |
| 2026-07-02 | Thompson Donald | Director | Buy | 126 | $22,082 |
| 2026-07-02 | Dhandapani Chandra | Director | Buy | 26 | $4,555 |
| 2026-07-02 | Dhandapani Chandra | Director | Buy | 201 | $34,999 |
| 2026-06-04 | Hallinan Aengus | Executive Vice President | Sell | 2,555 | $426,940 |
| 2026-06-04 | Hallinan Aengus | Executive Vice President | Sell | 1,113 | $186,939 |
| 2026-06-02 | Hallinan Aengus | Executive Vice President | Sell | 2,707 | $451,582 |
| 2026-05-26 | South Thomas A | Executive Vice President | Sell | 320 | $0 |
| 2026-05-04 | South Thomas A | Executive Vice President | Sell | 1,300 | $0 |
| 2026-05-04 | Moritz Robert Edward Jr. | Director | Buy | 225 | $37,442 |
| 2026-05-01 | SMITH DAVID BYRON JR | Director | Buy | 1,200 | $0 |
| 2026-04-29 | Fox David W Jr | EVP & Chief Financial Officer | Sell | 19,987 | $3.3M |
| 2026-04-29 | Fox David W Jr | EVP & Chief Financial Officer | Sell | 13 | $2,155 |
| 2026-04-28 | Bellows Clive | Co-President Asset Servicing | Sell | 2,800 | $462,056 |
| 2026-04-23 | Harrison Dean M | Director | Buy | 35 | $5,992 |
Source: SEC Form 4 filings · as of 2026-08-04