0000711377 2026-10-01 2026-10-01 0000711377 true 8-K/A 2026-10-01 Neogen Corporation MI 0-17988 38-2367843 620 Lesher Place Lansing MI 48912 (517) 372-9200 N/A false false false false Common Stock, $0.16 par value per share NEOG NASDAQ false This Form 8-K/A amends the Form 8-K filed on October 7, 2026 to include the Item 5.02 disclosure regarding shareholder approval of the Neogen Corporation Amended and Restated Omnibus Incentive Plan. Except as described below, this Amendment does not amend, modify or update the original Form 8-K or the disclosures therein, and does not reflect events occurring after the filing of the original Form 8-K.