---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-098159"
form_type: "8-K"
ticker: "NEOG"
cik: "0000711377"
company_name: "NEOGEN CORP"
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T02:49:50.240941+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Neogen appoints Mikhael Nassif as President and CEO effective August 11, 2025

## Summary
- Mikhael Nassif, former Siemens Healthineers Global President of Point-of-Care Diagnostics, appointed CEO.
- Effective August 11, 2025; base salary $800K, target bonus 100% of base, LTIP target $4.5M annually.
- One-time sign-on equity of $2M (50% options, 50% RSUs) with four-year ratable vesting.
- Sign-on cash award of $500K payable by Sept 5, 2025, subject to one-year repayment.
- Relocation to Michigan within 24 months; company-provided apartment for first 24 months.

## SEC filing metadata
- accession: 0000950170-25-098159
- form_type: 8-K
- ticker: NEOG
- cik: 0000711377
- company_name: NEOGEN CORP
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/711377/000095017025098159/0000950170-25-098159-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/711377/000095017025098159/neog-20250724.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-098159
- JSON: https://secwatch.observer/filing/0000950170-25-098159.json
- Plain text: https://secwatch.observer/filing/0000950170-25-098159.txt

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