---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-162667"
form_type: "8-K"
ticker: "NEOG"
cik: "0000711377"
company_name: "NEOGEN CORP"
filed_at: "2026-04-20T23:59:59+00:00"
generated_at: "2026-05-15T05:24:54.022382+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Neogen completes operational qualifications for Petrifilm SKUs; moves to performance qualifications

## Summary
- Successfully completed multiple operational qualifications for certain Petrifilm single kit units (SKUs).
- Proceeding forward on multiple performance qualifications for these SKUs as part of overall validation efforts.
- Information disclosed during investor tours of Petrifilm manufacturing facility in Lansing, MI on April 20-21, 2026.

## SEC filing metadata
- accession: 0001193125-26-162667
- form_type: 8-K
- ticker: NEOG
- cik: 0000711377
- company_name: NEOGEN CORP
- filed_at: 2026-04-20T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/711377/000119312526162667/0001193125-26-162667-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/711377/000119312526162667/neog-20260420.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-162667
- JSON: https://secwatch.observer/filing/0001193125-26-162667.json
- Plain text: https://secwatch.observer/filing/0001193125-26-162667.txt

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