SCHEDULE 13G/A

Neogen Corp

Common Stock · CUSIP: 640491106

Event date: 2025-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Clarkston Capital Partners, LLC

  Shares: 11,693,250.00 · Class: 5.38%

• Clarkston Companies, Inc.

  Shares: 11,693,250.00 · Class: 5.38%

• Modell Capital LLC

  Shares: 11,693,250.00 · Class: 5.38%

• Jeffrey A. Hakala

  Shares: 11,693,250.00 · Class: 5.38%

• Gerald W. Hakala

  Shares: 11,693,250.00 · Class: 5.38%

• Jeremy J. Modell

  Shares: 11,693,250.00 · Class: 5.38%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.