---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-089478"
form_type: "8-K"
ticker: "GWW"
cik: "0000277135"
company_name: "W.W. GRAINGER, INC."
filed_at: "2026-08-03T12:03:00+00:00"
generated_at: "2026-08-03T12:05:10.144016+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Grainger CFO Deidra Merriwether resigns; Laurie Thomson named interim CFO

## Summary
- CFO Deidra C. Merriwether resigns effective Sept 4, 2026 to pursue another opportunity; no disagreement with company.
- Board appoints VP/Controller Laurie R. Thomson as interim CFO effective Sept 5, 2026; company begins search for permanent CFO.
- Thomson's base salary increases from $455,271 to $500,000; receives one-time RSU grant of $750,000 vesting over three years.

## SEC filing metadata
- accession: 0001104659-26-089478
- form_type: 8-K
- ticker: GWW
- cik: 0000277135
- company_name: W.W. GRAINGER, INC.
- filed_at: 2026-08-03T12:03:00+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/277135/000110465926089478/0001104659-26-089478-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/277135/000110465926089478/tm2621790d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-089478
- JSON: https://secwatch.observer/filing/0001104659-26-089478.json
- Plain text: https://secwatch.observer/filing/0001104659-26-089478.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.