Data spanning the past 90 days through February 19, 2026 reveals that W.W. Grainger's three principal insider shareholders consist of Chairman And Ceo Donald G Macpherson (103.89K shares), Sr. Vp And General Counsel John L Howard (20.57K shares), Sr. Vp Paige K Robbins (18.32K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Donald G Macpherson | Chairman And Ceo | 103,885 | 08 Dec, 2025 |
| John L Howard | Sr. Vp And General Counsel | 20,567 | 04 Apr, 2022 |
| Paige K Robbins | Sr. Vp | 18,319 | 27 May, 2025 |
| Deidra C Merriwether | Sr. Vp & Cfo | 10,235 | 03 Apr, 2025 |
| Kathleen S Carroll | Svp & Chief Hr Officer | 4,268 | 04 Apr, 2023 |
| Krantz Nancy L Berardinelli | Sr. Vp & Clo | 3,174 | 17 Dec, 2025 |
| Melanie J Tinto | Svp & Chief Hr Officer | 2,881 | 02 May, 2025 |
| Eric R Tapia | Vice President & Controller | 2,716 | 05 Apr, 2021 |
| Matt Fortin | Svp & Chief Hr Officer | 1,848 | 24 Jun, 2024 |
| Jonny M Leroy | Svp And Chief Technology Officer | 1,771 | 11 Sep, 2025 |
| Laurie R Thomson | Vp And Controller | 578 | 08 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 16 Dec, 2025 | Krantz Nancy L Berardinelli | Common Stock | D | 195 | $1,023.93 | 3,174 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,023 | $971.77 | 111,728 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 691 | $969.77 | 114,133 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 48 | $962.93 | 116,000 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 240 | $967.46 | 115,648 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 111 | $964.06 | 115,889 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,267 | $972.77 | 110,461 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,900 | $973.65 | 108,561 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 824 | $968.59 | 114,824 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | A | 12,163 | $311.26 | 116,048 | D | M |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 493 | $975.34 | 103,885 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,382 | $970.41 | 112,751 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 4,183 | $974.47 | 104,378 | D | S |
| 05 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1 | $965.19 | 115,888 | D | S |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,907 | $968.85 | 120,478 | D | S |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | D | 200 | $978.41 | 107,862 | D | S |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | D | 1,844 | $975.42 | 108,782 | D | S |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | A | 8,000 | $311.26 | 122,385 | D | M |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | D | 2,552 | $973.68 | 113,597 | D | S |
| 04 Dec, 2025 | Donald G Macpherson | Common Stock | A | 10,500 | $311.26 | 114,385 | D | M |