W.w. Grainger, Inc.
GWWCIK 0000277135 · Every Form 4 filed by insiders at this issuer. See financials →
Annual report (10-K)
Latest 10-K filed Feb 19, 2026. Sentiment + YoY language diff vs prior year. Read sections →
Signal:NeutralFull-doc fallback
Full filing:tone -0.0139Δ-0.000493% similar+207/-198 ¶
Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.
Recent 8-K announcements
Per-item disclosure feed. Item 2.02 is the earnings release.
Top insiders
Most active reporters at W.w. Grainger, Inc.
| Name | Roles | Filings |
|---|---|---|
| Berardinelli Krantz Nancy L | Officer | 10 |
| Merriwether Deidra C | Officer | 10 |
| Hailey V Ann | Director | 9 |
| Carroll Kathleen S | Officer | 4 |
| Fortin Matt | Officer | 4 |
Top performers
Insiders ranked by realized 90-day signed return on their open-market trades at W.w. Grainger, Inc.. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.
| # | Insider | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|---|
| 1 | Berardinelli Krantz Nancy L | 5 | 80% | +8.4% | +12.8% | +12.8% | -3.8% |
| 2 | Leroy Jonny M | 13 | 100% | +3.6% | +3.6% | +3.6% | +3.6% |
| 3 | Robbins Paige K | 25 | 64% | +3.1% | +6.5% | +6.7% | -7.2% |
| 4 | Thomson Laurie R | 18 | 50% | +0.8% | +3.0% | +12.9% | -23.2% |
| 5 | Carroll Kathleen S | 3 | 100% | +0.0% | +0.0% | +0.0% | +0.0% |
| 6 | Fortin Matt | 12 | 0% | -19.7% | -23.3% | -10.7% | -23.3% |
| 7 | MacPherson Donald G | 98 | 16% | -11.4% | -13.1% | +6.1% | -25.0% |
| 8 | Merriwether Deidra C | 24 | 17% | -6.1% | -4.7% | +7.6% | -10.4% |
All filings
328 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|