NEOGEN CORP (NEOG) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-03-27
10:50 am
Sale
2026-03-1313GNEOGEN CORP
NEOG
VANGUARD GROUP INC0
0.000%
-23,550,128decrease
(Position Closed)
Filing
History
2026-02-17
4:57 pm
Sale
2025-12-3113GNEOGEN CORP
NEOG
Gates Capital Management Inc.8,385,534
3.900%
-4,408,407decrease
(-34.46%)
Filing
History
2025-12-04
9:56 pm
Sale
2025-11-2813GNEOGEN CORP
NEOG
ING GROEP NV8,673,700
3.990%
-5,387,200decrease
(-38.31%)
Filing
History
2025-11-13
08:05 am
Sale
2025-09-3013GNEOGEN CORP
NEOG
Clarkston Capital Partners LLC11,693,250
5.380%
-2,312,475decrease
(-16.51%)
Filing
History
2025-10-22
6:17 pm
Purchase
2025-09-2913GNEOGEN CORP
NEOG
ING GROEP NV14,060,900
6.470%
14,060,900increase
(New Position)
Filing
History
2025-08-14
3:48 pm
Purchase
2025-06-3013GNEOGEN CORP
NEOG
Gates Capital Management Inc.12,793,941
5.900%
12,793,941increase
(New Position)
Filing
History
2025-08-13
08:43 am
Purchase
2025-06-3013GNEOGEN CORP
NEOG
Clarkston Capital Partners LLC14,005,725
6.440%
14,005,725increase
(New Position)
Filing
History
2025-07-30
1:01 pm
Sale
2025-06-3013GNEOGEN CORP
NEOG
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC9,403,020
4.300%
-3,868,914decrease
(-29.15%)
Filing
History
2025-07-24
11:22 am
Sale
2025-06-3013GNEOGEN CORP
NEOG
NORGES BANK9,076,830
4.200%
-5,731,135decrease
(-38.70%)
Filing
History
2025-04-24
09:37 am
Purchase
2025-03-3113GNEOGEN CORP
NEOG
BlackRock Inc.
BLK
30,944,709
14.300%
6,093,290increase
(+24.52%)
Filing
History
2025-04-10
2:39 pm
Sale
2025-03-3113GNEOGEN CORP
NEOG
NORGES BANK14,807,965
6.800%
-3,381,709decrease
(-18.59%)
Filing
History
2025-04-07
11:51 am
Purchase
2025-03-3113GNEOGEN CORP
NEOG
VANGUARD GROUP INC23,550,128
10.850%
4,003,391increase
(+20.48%)
Filing
History
2025-02-14
4:16 pm
Sale
2024-12-3113GNEOGEN CORP
NEOG
Select Equity Group L.P.9,396,150
4.300%
-3,845,047decrease
(-29.04%)
Filing
History
2025-02-12
09:26 am
Sale
2024-12-3113GNEOGEN CORP
NEOG
BAILLIE GIFFORD & CO9,749,003
4.500%
-1,478,216decrease
(-13.17%)
Filing
History
2024-11-14
4:28 pm
Purchase
2024-09-3013GNEOGEN CORP
NEOG
Select Equity Group L.P.13,241,197
6.100%
13,241,197increase
(New Position)
Filing
History
2024-11-14
11:16 am
Purchase
2024-09-3013GNEOGEN CORP
NEOG
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC13,271,934
6.100%
13,271,934increase
(New Position)
Filing
History
2024-11-04
09:39 am
Purchase
2024-09-3013GNEOGEN CORP
NEOG
BAILLIE GIFFORD & CO11,227,219
5.200%
11,227,219increase
(New Position)
Filing
History
2024-02-13
5:09 pm
Purchase
2023-12-2913GNEOGEN CORP
NEOG
VANGUARD GROUP INC19,546,737
9.040%
489,161increase
(+2.57%)
Filing
History
2024-02-09
11:58 am
Sale
2024-02-0913GNEOGEN CORP
NEOG
WASATCH ADVISORS INC9,345,783
4.300%
-7,644,533decrease
(-44.99%)
Filing
History
2024-01-30
10:20 am
Sale
2023-12-3113GNEOGEN CORP
NEOG
NORGES BANK18,189,674
8.410%
-232,896decrease
(-1.26%)
Filing
History
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