GWW insider buying and SEC filings, explained
W.W. Grainger, Inc. · CIK 277135
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$3.4M
Planned sales (10b5-1)
$30.1M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| May 12, 2026 | Sale | Jonny M LeRoy (SVP, Chief Technology Officer) sold 854 shares at about $1,231.06 ($1.1M). Holdings down 35% to 1,554 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 14, 2026 |
| May 12, 2026 | Sale | Laurie R Thomson (VP, Controller) sold 313 shares at about $1,231.69 ($386K). Holdings down 44% to 399 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 14, 2026 |
| May 12, 2026 | Sale | Paige K Robbins (Sr. VP) sold 1,457 shares at about $1,232.29 ($1.8M). Holdings down 39% to 2,232 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 14, 2026 |
| Apr 2, 2026 | Planned (10b5-1) | Deidra C Merriwether (CFO) sold 1,488 shares at about $1,114.28 ($1.7M), marked as a 10b5-1 plan trade. Holdings down 12% to 10,541 shares. | SEC filing Filed Apr 2, 2026 |
| Mar 24, 2026 | Planned (10b5-1) | Deidra C Merriwether (CFO) sold 2,339 shares at about $1,064.73 ($2.5M), marked as a 10b5-1 plan trade. Holdings down 19% to 10,235 shares. | SEC filing Filed Mar 25, 2026 |
| Dec 16, 2025 | Sale | Krantz Nancy L Berardinelli (Sr. VP & CLO) sold 195 shares at $1,023.93 ($200K). Holdings down 6% to 3,174 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 17, 2025 |
| Dec 4–5, 2025 | Planned (10b5-1) | Donald G Macpherson (CEO and Director) sold 26,686 shares between Dec 4, 2025 and Dec 5, 2025 at about $972.70 ($26.0M), marked as a 10b5-1 plan trade. Holdings down 20% to 103,885 shares. | SEC filing Filed Dec 8, 2025 |
70 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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