---
schema_version: "secwatch.filing_event.v1"
accession: "0001003078-25-000121"
form_type: "8-K"
ticker: "MSM"
cik: "0001003078"
company_name: "MSC INDUSTRIAL DIRECT CO INC"
filed_at: "2025-10-23T23:59:59+00:00"
generated_at: "2026-05-17T02:24:36.098339+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# MSC Industrial reports Q4 sales up 2.7% YoY, CEO Erik Gershwind to retire effective Jan 1, 2026

## Summary
- Q4 net sales $978.2M, up 2.7% YoY; adjusted diluted EPS $1.09 vs $1.03 prior year.
- Full year net sales $3,769.5M, down 1.3% YoY; adjusted diluted EPS $3.76 vs $4.81 prior year.
- CEO Erik Gershwind to retire as CEO effective Dec 31, 2025; will become Non-Executive Vice Chair of Board.
- President & COO Martina McIsaac appointed as President & CEO effective Jan 1, 2026; to join Board.
- Q1 FY2026 guidance: ADS growth 3.5-4.5%, adjusted operating margin 8.0-8.6%.

## SEC filing metadata
- accession: 0001003078-25-000121
- form_type: 8-K
- ticker: MSM
- cik: 0001003078
- company_name: MSC INDUSTRIAL DIRECT CO INC
- filed_at: 2025-10-23T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1003078/000100307825000121/0001003078-25-000121-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1003078/000100307825000121/msm-20251020.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001003078-25-000121
- JSON: https://secwatch.observer/filing/0001003078-25-000121.json
- Plain text: https://secwatch.observer/filing/0001003078-25-000121.txt

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