---
schema_version: "secwatch.filing_event.v1"
accession: "0001003078-24-000091"
form_type: "8-K"
ticker: "MSM"
cik: "0001003078"
company_name: "MSC INDUSTRIAL DIRECT CO INC"
filed_at: "2024-09-24T23:59:59+00:00"
generated_at: "2026-05-31T01:58:42.808568+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# MSC promotes Martina McIsaac to President and COO; Gershwind remains CEO

## Summary
- Martina McIsaac promoted to President and COO effective Sep 23, 2024; previously EVP and COO.
- Erik Gershwind voluntarily resigned as President but remains CEO to focus on strategy and growth.
- McIsaac's base salary increased to $630,000; target bonus 80% of salary; annual equity grant $900,000.
- McIsaac will lead day-to-day operations: Sales, Marketing, Supply Chain, Category Management, IT, etc.

## SEC filing metadata
- accession: 0001003078-24-000091
- form_type: 8-K
- ticker: MSM
- cik: 0001003078
- company_name: MSC INDUSTRIAL DIRECT CO INC
- filed_at: 2024-09-24T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1003078/000100307824000091/0001003078-24-000091-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1003078/000100307824000091/msm-20240923.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001003078-24-000091
- JSON: https://secwatch.observer/filing/0001003078-24-000091.json
- Plain text: https://secwatch.observer/filing/0001003078-24-000091.txt

## Key facts
- Executive change
  Erik Gershwind resigned as President at MSC INDUSTRIAL DIRECT CO INC.
  - Action: resigned
  - Role: President
  source text: Erik Gershwind, who has voluntarily resigned as President, effective September 23, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1003078/000100307824000091/0001003078-24-000091-index.htm
- Executive change
  Martina McIsaac changed role as President and Chief Operating Officer at MSC INDUSTRIAL DIRECT CO INC.
  - Action: promoted
  - Role: President and Chief Operating Officer
  source text: promotion of Martina McIsaac to President and Chief Operating Officer of the Company, effective September 23, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1003078/000100307824000091/0001003078-24-000091-index.htm

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