Macpherson Donald G, Chairman and CEO of W.W. Grainger, Inc. ($GWW), sold shares on the open market 22 times over the last year, totaling about $26 million. His most recent sale occurred on December 5, 2025. These transactions rank him 546th among nearly 12,000 insiders for highest sales volume, well above the average of $8.6 million across about 6.4 trades per insider. He made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 460 | $1090.81 | 109,253.0000 | 47,418,781 | 0.42% | 0.00% |
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 580 | $1090.81 | 109,713.0000 | 47,418,781 | 0.53% | 0.00% |
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 513 | $1090.81 | 108,740.0000 | 47,418,781 | 0.47% | 0.00% |
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 5292 | $0.00 | 109,177.0000 | 47,418,781 | 5.09% | 0.01% |
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 2345 | $1090.81 | 106,832.0000 | 47,418,781 | 2.15% | 0.00% |
| April 1, 2026 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 3461 | $0.00 | 110,293.0000 | 47,418,781 | 3.24% | 0.01% |
| Feb. 27, 2026 | DuPont de Nemours, Inc. | $DD | Macpherson Donald G | Director | A | Common Stock | 216 | $50.04 | 1,162.4934 | 419,200,000 | 22.89% | 0.00% |
| Feb. 19, 2026 | DuPont de Nemours, Inc. | $DD | Macpherson Donald G | Director | A | Common Stock | 946 | $0.00 | 946.0000 | 419,200,000 | 9999.99% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 200 | $978.41 | 107,862.0000 | 48,332,870 | 0.19% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | G | Common Stock | 3977 | $0.00 | 103,885.0000 | 48,332,870 | 3.69% | 0.01% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Common Stock | 12163 | $311.26 | 116,048.0000 | 48,332,870 | 11.71% | 0.03% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 48 | $962.93 | 116,000.0000 | 48,332,870 | 0.04% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1907 | $968.85 | 120,478.0000 | 48,332,870 | 1.56% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 755 | $970.46 | 118,323.0000 | 48,332,870 | 0.63% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1015 | $971.41 | 117,308.0000 | 48,332,870 | 0.86% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1159 | $972.62 | 116,149.0000 | 48,332,870 | 0.99% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 2552 | $973.68 | 113,597.0000 | 48,332,870 | 2.20% | 0.01% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 2971 | $974.45 | 110,626.0000 | 48,332,870 | 2.62% | 0.01% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1844 | $975.42 | 108,782.0000 | 48,332,870 | 1.67% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 720 | $976.58 | 108,062.0000 | 48,332,870 | 0.66% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 240 | $967.46 | 115,648.0000 | 48,332,870 | 0.21% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1 | $965.19 | 115,888.0000 | 48,332,870 | 0.00% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 111 | $964.06 | 115,889.0000 | 48,332,870 | 0.10% | 0.00% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Common Stock | 10500 | $311.26 | 114,385.0000 | 48,332,870 | 10.11% | 0.02% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Common Stock | 8000 | $311.26 | 122,385.0000 | 48,332,870 | 6.99% | 0.02% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1400 | $969.41 | 119,078.0000 | 48,332,870 | 1.16% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Stock Option | 12163 | $0.00 | 0.0000 | 48,332,870 | 100.00% | 0.03% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Stock Option | 8000 | $0.00 | 12,163.0000 | 48,332,870 | 39.68% | 0.02% |
| Dec. 4, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Stock Option | 10500 | $0.00 | 20,163.0000 | 48,332,870 | 34.24% | 0.02% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 493 | $975.34 | 103,885.0000 | 48,332,870 | 0.47% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 4183 | $974.47 | 104,378.0000 | 48,332,870 | 3.85% | 0.01% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1900 | $973.65 | 108,561.0000 | 48,332,870 | 1.72% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1267 | $972.77 | 110,461.0000 | 48,332,870 | 1.13% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1023 | $971.77 | 111,728.0000 | 48,332,870 | 0.91% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1382 | $970.41 | 112,751.0000 | 48,332,870 | 1.21% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 691 | $969.77 | 114,133.0000 | 48,332,870 | 0.60% | 0.00% |
| Dec. 5, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 824 | $968.59 | 114,824.0000 | 48,332,870 | 0.71% | 0.00% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 460 | $987.83 | 103,885.0000 | 48,332,870 | 0.44% | 0.00% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 580 | $987.83 | 104,345.0000 | 48,332,870 | 0.55% | 0.00% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 6684 | $0.00 | 105,251.0000 | 48,332,870 | 6.78% | 0.01% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 837 | $987.83 | 104,925.0000 | 48,332,870 | 0.79% | 0.00% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 3473 | $0.00 | 105,762.0000 | 48,332,870 | 3.40% | 0.01% |
| April 1, 2025 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 2962 | $987.83 | 102,289.0000 | 48,332,870 | 2.81% | 0.01% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1158 | $1035.72 | 108,371.0000 | 49,317,402 | 1.06% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 143 | $1032.23 | 111,416.0000 | 49,317,402 | 0.13% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 521 | $1033.61 | 110,895.0000 | 49,317,402 | 0.47% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1366 | $1034.54 | 109,529.0000 | 49,317,402 | 1.23% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1125 | $1036.49 | 107,246.0000 | 49,317,402 | 1.04% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 3852 | $1037.85 | 103,394.0000 | 49,317,402 | 3.59% | 0.01% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 2993 | $1038.99 | 100,401.0000 | 49,317,402 | 2.89% | 0.01% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 496 | $1039.72 | 99,905.0000 | 49,317,402 | 0.49% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 700 | $1040.62 | 99,205.0000 | 49,317,402 | 0.70% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 341 | $1042.14 | 98,864.0000 | 49,317,402 | 0.34% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 225 | $1042.96 | 98,639.0000 | 49,317,402 | 0.23% | 0.00% |
| Sept. 30, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 72 | $1043.84 | 98,567.0000 | 49,317,402 | 0.07% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Common Stock | 46063 | $276.64 | 139,061.0000 | 49,317,402 | 49.53% | 0.09% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 2208 | $998.88 | 133,315.0000 | 49,317,402 | 1.63% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1380 | $997.85 | 135,523.0000 | 49,317,402 | 1.01% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 535 | $996.74 | 136,903.0000 | 49,317,402 | 0.39% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 858 | $995.72 | 137,438.0000 | 49,317,402 | 0.62% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 305 | $994.95 | 138,296.0000 | 49,317,402 | 0.22% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 390 | $993.84 | 138,601.0000 | 49,317,402 | 0.28% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 70 | $992.23 | 138,991.0000 | 49,317,402 | 0.05% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | M | Stock Option | 46063 | $0.00 | 30,663.0000 | 49,317,402 | 60.04% | 0.09% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 540 | $1004.81 | 111,559.0000 | 49,317,402 | 0.48% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 1200 | $1003.87 | 112,099.0000 | 49,317,402 | 1.06% | 0.00% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 5610 | $1002.93 | 113,299.0000 | 49,317,402 | 4.72% | 0.01% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 4953 | $1002.03 | 118,909.0000 | 49,317,402 | 4.00% | 0.01% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 5076 | $1000.90 | 123,862.0000 | 49,317,402 | 3.94% | 0.01% |
| Sept. 16, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | S | Common Stock | 4377 | $999.91 | 128,938.0000 | 49,317,402 | 3.28% | 0.01% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 579 | $1017.30 | 92,998.0000 | 49,317,402 | 0.62% | 0.00% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 837 | $1017.30 | 93,577.0000 | 49,317,402 | 0.89% | 0.00% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 988 | $1017.30 | 94,414.0000 | 49,317,402 | 1.04% | 0.00% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 3114 | $0.00 | 95,402.0000 | 49,317,402 | 3.37% | 0.01% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | F | Common Stock | 3676 | $1017.30 | 92,288.0000 | 49,317,402 | 3.83% | 0.01% |
| April 1, 2024 | W.W. GRAINGER, INC. | $GWW | Macpherson Donald G | Chairman and CEO | A | Common Stock | 8296 | $0.00 | 95,964.0000 | 49,317,402 | 9.46% | 0.02% |
| May 8, 2023 | INTERNATIONAL PAPER CO /NEW/ | $IP | Macpherson Donald G | Director | A | Restricted Stock Units | 9490 | $0.00 | 20,130.0000 | 448,916,000 | 89.19% | 0.00% |