SEC Form 4 · Updated Daily

NEOG

NEOGEN CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

FinancialsOwnership

Current Reporting Owners

OwnerRoleShares OwnedAs OfLast Activity
ADENT JOHN EDWARDOfficer363,0812025-10-27F
Jones Douglas EdwardOfficer100,8812025-10-27F
BOREL JAMES CDirector94,5702025-10-27M
Naemura David H.Officer90,3882025-12-01F
Rocklin Amy MOfficer82,1822026-05-18F
Riggsbee Richard BryanOfficer51,5022026-08-14A
BOEHM WILLIAM TDirector47,9132025-10-27M
Tobin James PDirector43,3472025-10-27M
Stacey Jennifer EvansOfficer38,6272026-08-14A
CAPELLO JEFFREY DDirector30,7252025-10-27M
Moylan John PatrickOfficer29,3312026-08-19F
Gupta AashimaDirector27,7902025-10-27M
Ranalli Tamara A.Officer25,7512026-08-14A
Nassif MikhealDirector · Officer25,6552026-08-19F
RODRIGUEZ RAFAEL ADirector20,8212025-10-27M
Wainer Andrea FDirector19,7692025-10-23A
Bernard ThierryDirector19,7692025-10-23A
Pelossof AviDirector19,3862025-10-24A
Woteki Catherine EDirector19,1172025-10-27M
Green Ronald DDirector18,6542025-10-27M

Recent Filings

DateOwnerActivitySharesPriceOwned After
2026-08-19Nassif MikhealTax withholding20,397$11.8725,655
2026-08-19Moylan John PatrickTax withholding2,365$11.8729,331
2026-08-14Nassif MikhealGrant / award (derivative)719,679$0.00719,679
2026-08-14Nassif MikhealGrant / award141,631$11.65141,631
2026-08-14Riggsbee Richard BryanGrant / award (derivative)261,702$0.00261,702
2026-08-14Riggsbee Richard BryanGrant / award51,502$11.6551,502
2026-08-14Stacey Jennifer EvansGrant / award (derivative)196,276$0.00196,276
2026-08-14Stacey Jennifer EvansGrant / award38,627$11.6538,627
2026-08-14Ranalli Tamara A.Grant / award (derivative)130,851$0.00130,851
2026-08-14Ranalli Tamara A.Grant / award25,751$11.6525,751
2026-08-14Moylan John PatrickGrant / award (derivative)18,693$0.0018,693
2026-08-14Moylan John PatrickGrant / award8,584$11.6532,155
2026-08-04Nassif MikhealOpen-market buy370$11.811,074
2026-06-03Moylan John PatrickTax withholding2,553$8.7523,571
2026-05-18Rocklin Amy MOption exercise (derivative)35,183$9.290
2026-05-18Rocklin Amy MTax withholding10,241$9.2982,182
2026-05-18Rocklin Amy MOption exercise35,183$9.2992,423
2026-05-04Moylan John PatrickOption exercise (derivative)4,558$9.534,558
2026-05-04Moylan John PatrickTax withholding1,568$9.5317,337
2026-05-04Moylan John PatrickOption exercise4,558$9.5318,905
2026-05-01Stacey Jennifer EvansGrant / award (derivative)89,520$0.0089,520
2026-05-01Stacey Jennifer EvansGrant / award39,349$9.5339,349
2026-02-17Nassif MikhealOpen-market buy23$10.94704
2026-02-02Nassif MikhealOpen-market buy24$10.00681
2026-01-26Nassif MikhealOpen-market buy25$9.86657
2026-01-16Nassif MikhealOpen-market buy137$9.33632
2026-01-07Ranalli Tamara A.Grant / award (derivative)130,605$0.00130,605
2026-01-07Ranalli Tamara A.Grant / award50,813$7.3850,813
2026-01-07Ranalli Tamara A.Grant / award (derivative)261,210$0.00261,210
2026-01-07Ranalli Tamara A.Grant / award50,813$7.3850,813
2025-12-01Naemura David H.Option exercise (derivative)12,912$5.980
2025-12-01Naemura David H.Tax withholding3,548$5.9890,388
2025-12-01Naemura David H.Option exercise12,912$5.9893,936
2025-11-03Riggsbee Richard BryanGrant / award (derivative)459,713$0.00459,713
2025-11-03Riggsbee Richard BryanGrant / award178,855$6.29178,855
2025-11-03Nassif MikhealOpen-market buy177$6.25495
2025-10-27BOREL JAMES COption exercise (derivative)2,025$6.194,050
2025-10-27BOREL JAMES COption exercise2,025$6.1994,570
2025-10-27CAPELLO JEFFREY DOption exercise (derivative)2,025$6.194,050
2025-10-27CAPELLO JEFFREY DOption exercise2,025$6.1930,725

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.