WW Grainger Inc
NYSE: GWW · INDUSTRIALS · INDUSTRIAL DISTRIBUTION
Updated 2026-06-05
WW Grainger Inc (GWW) Insider transactions
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-01 | WILLIAMS, SUSAN SLAVIK | Director | Buy | 5 | $1,234.24 | $6171.20 |
| 2026-06-01 | WHITE, STEVEN ANDREW | Director | Buy | 6 | $1,234.24 | $7405.44 |
| 2026-06-01 | WATSON, LUCAS E | Director | Buy | 12 | $1,234.24 | $14810.88 |
| 2026-06-01 | SANTI, ERNEST SCOTT | Director | Buy | 21 | $1,234.24 | $25919.04 |
| 2026-06-01 | PEREZ, BEATRIZ R | Director | Buy | 11 | $1,234.24 | $13576.64 |
| 2026-06-01 | NOVICH, NEIL S | Director | Buy | 67 | $1,234.24 | $82694.08 |
| 2026-06-01 | MILLER, CINDY J | Director | Buy | 1 | $1,234.24 | $1234.24 |
| 2026-06-01 | KLEIN, CHRISTOPHER J | Director | Buy | 1 | $1,234.24 | $1234.24 |
| 2026-06-01 | JASPON, KATHERINE D. | Director | Buy | 3 | $1,234.24 | $3702.72 |
| 2026-06-01 | DAVIS, GEORGE S | Director | Buy | 3 | $1,234.24 | $3702.72 |
| 2026-06-01 | ADKINS, RODNEY C | Director | Buy | 12 | $1,234.24 | $14810.88 |
| 2026-05-12 | WHITE, STEVEN ANDREW | Director | Buy | 288 | — | — |
| 2026-05-12 | THOMSON, LAURIE R | VP, Controller | Sale | 240 | $1,230.82 | $295396.80 |
| 2026-05-12 | THOMSON, LAURIE R | VP, Controller | Sale | 23 | $1,236.43 | $28437.89 |
| 2026-05-12 | THOMSON, LAURIE R | VP, Controller | Sale | 20 | $1,233.76 | $24675.20 |
| 2026-05-12 | THOMSON, LAURIE R | VP, Controller | Sale | 10 | $1,231.52 | $12315.20 |
| 2026-05-12 | ROBBINS, PAIGE K | Sr. VP | Sale | 382 | $1,229.68 | $469737.76 |
| 2026-05-12 | ROBBINS, PAIGE K | Sr. VP | Sale | 356 | $1,233.89 | $439264.84 |
| 2026-05-12 | ROBBINS, PAIGE K | Sr. VP | Sale | 351 | $1,232.98 | $432775.98 |
| 2026-05-12 | ROBBINS, PAIGE K | Sr. VP | Sale | 247 | $1,231.78 | $304249.66 |
| 2026-05-12 | ROBBINS, PAIGE K | Sr. VP | Sale | 121 | $1,234.89 | $149421.69 |
| 2026-05-12 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 350 | $1,229.45 | $430307.50 |
| 2026-05-12 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 233 | $1,232.70 | $287219.10 |
| 2026-05-12 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 111 | $1,231.65 | $136713.15 |
| 2026-05-12 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 80 | $1,233.43 | $98674.40 |
| 2026-05-12 | JASPON, KATHERINE D. | Director | Buy | 288 | — | — |
| 2026-05-01 | TINTO, MELANIE J | SVP & Chief HR Officer | Sale | 413 | $1,161.35 | $479637.55 |
| 2026-05-01 | TINTO, MELANIE J | SVP & Chief HR Officer | Sale | 109 | $1,161.35 | $126587.15 |
| 2026-04-29 | WILLIAMS, SUSAN SLAVIK | Director | Buy | 176 | — | — |
| 2026-04-29 | WILLIAMS, SUSAN SLAVIK | Director | Buy | 112 | $1,160.14 | $129935.68 |
| 2026-04-29 | WHITE, STEVEN ANDREW | Director | Buy | 176 | — | — |
| 2026-04-29 | WHITE, STEVEN ANDREW | Director | Buy | 112 | $1,160.14 | $129935.68 |
| 2026-04-29 | WATSON, LUCAS E | Director | Buy | 176 | — | — |
| 2026-04-29 | WATSON, LUCAS E | Director | Buy | 112 | $1,160.14 | $129935.68 |
| 2026-04-29 | SANTI, ERNEST SCOTT | Director | Buy | 176 | — | — |
| 2026-04-29 | PEREZ, BEATRIZ R | Director | Buy | 176 | — | — |
| 2026-04-29 | PEREZ, BEATRIZ R | Director | Buy | 69 | $1,160.14 | $80049.66 |
| 2026-04-29 | NOVICH, NEIL S | Director | Buy | 176 | — | — |
| 2026-04-29 | NOVICH, NEIL S | Director | Buy | 112 | $1,160.14 | $129935.68 |
| 2026-04-29 | MILLER, CINDY J | Director | Buy | 176 | — | — |
| 2026-04-29 | KLEIN, CHRISTOPHER J | Director | Buy | 176 | — | — |
| 2026-04-29 | JASPON, KATHERINE D. | Director | Buy | 176 | — | — |
| 2026-04-29 | JASPON, KATHERINE D. | Director | Buy | 112 | $1,160.14 | $129935.68 |
| 2026-04-29 | DAVIS, GEORGE S | Director | Buy | 176 | — | — |
| 2026-04-29 | DAVIS, GEORGE S | Director | Buy | 142 | $1,160.14 | $164739.88 |
| 2026-04-29 | ADKINS, RODNEY C | Director | Buy | 176 | — | — |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 280 | $1,112.41 | $311474.80 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 240 | $1,115.43 | $267703.20 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 160 | $1,118.61 | $178977.60 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 128 | $1,116.81 | $142951.68 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 120 | $1,113.93 | $133671.60 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 80 | $1,097.27 | $87781.60 |
| 2026-04-02 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 40 | $1,107.77 | $44310.80 |
| 2026-04-01 | TINTO, MELANIE J | SVP & Chief HR Officer | Buy | 764 | — | — |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Buy | 150 | — | — |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Buy | 118 | — | — |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Sale | 49 | $1,090.81 | $53449.69 |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Sale | 44 | $1,090.81 | $47995.64 |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Sale | 17 | $1,090.81 | $18543.77 |
| 2026-04-01 | THOMSON, LAURIE R | VP, Controller | Sale | 12 | $1,090.81 | $13089.72 |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Buy | 1,327 | — | — |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Buy | 1,134 | — | — |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Sale | 547 | $1,090.81 | $596673.07 |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Sale | 218 | $1,090.81 | $237796.58 |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Sale | 166 | $1,090.81 | $181074.46 |
| 2026-04-01 | ROBBINS, PAIGE K | Sr. VP | Sale | 156 | $1,090.81 | $170166.36 |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Buy | 1,619 | — | — |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Buy | 1,327 | — | — |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 569 | $1,090.81 | $620670.89 |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 218 | $1,090.81 | $237796.58 |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 201 | $1,090.81 | $219252.81 |
| 2026-04-01 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 164 | $1,090.81 | $178892.84 |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Buy | 5,292 | — | — |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Buy | 3,461 | — | — |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Sale | 2,345 | $1,090.81 | $2.56M |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Sale | 580 | $1,090.81 | $632669.80 |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Sale | 513 | $1,090.81 | $559585.53 |
| 2026-04-01 | MACPHERSON, DONALD G | Director, Chairman and CEO | Sale | 460 | $1,090.81 | $501772.60 |
| 2026-04-01 | LEROY, JONNY M | SVP, Chief Technology Officer | Buy | 498 | — | — |
| 2026-04-01 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 148 | $1,090.81 | $161439.88 |
| 2026-04-01 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 82 | $1,090.81 | $89446.42 |
| 2026-04-01 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 68 | $1,090.81 | $74175.08 |
| 2026-04-01 | LEROY, JONNY M | SVP, Chief Technology Officer | Sale | 61 | $1,090.81 | $66539.41 |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Buy | 903 | — | — |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Buy | 863 | — | — |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Sale | 383 | $1,090.81 | $417780.23 |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Sale | 142 | $1,090.81 | $154895.02 |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Sale | 128 | $1,090.81 | $139623.68 |
| 2026-04-01 | BERARDINELLI, KRANTZ NANCY L | Sr. VP & CLO | Sale | 119 | $1,090.81 | $129806.39 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 2,339 | — | — |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Buy | 2,339 | $311.26 | $728037.14 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 354 | $1,066.69 | $377609.22 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 349 | $1,064.06 | $371355.65 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 331 | $1,068.79 | $353770.78 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 240 | $1,070.18 | $256843.99 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 200 | $1,060.38 | $212075.00 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 195 | $1,067.95 | $208250.60 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 160 | $1,048.02 | $167682.40 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 150 | $1,064.57 | $159684.87 |
| 2026-03-24 | MERRIWETHER, DEIDRA C | Sr. VP & CFO | Sale | 120 | $1,072.56 | $128706.80 |
Frequently asked questions
Are GWW insiders buying or selling?
Over the transactions on record, GWW insiders have been net sellers, with about $15.18M in stock sold across 56 sales, against 19 open-market purchases.
Does insider selling at GWW mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which GWW insiders are selling the most?
Recent selling is concentrated in a few names. MERRIWETHER, DEIDRA C accounts for the largest share on record, with about $4.66M sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.