NEOG
Neogen (NEOG)
NASDAQ
$11.78-$0.01 (-0.13%)
Price as of Oct 22, 2026 7:30 PM EDT
  • $2.6B
    Market Cap
  • 92.02%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
15.31%
33.4M
+810,010 (+2.42%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
11.83%
25.8M
+314,051 (+1.22%)
Dec 31, 2024
BLACKROCK INC.
11.46%
25.0M
+465,874 (+1.86%)
Jun 30, 2024
VANGUARD GROUP INC
10.90%
23.8M
-161,318 (-0.68%)
Dec 31, 2025
WASATCH ADVISORS INC
7.78%
17.0M
+3.5M (+20.63%)
Dec 31, 2022
NEUBERGER BERMAN GROUP LLC
7.59%
16.6M
+8.8M (+53.22%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
5.97%
13.0M
+206,468 (+1.58%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions4.0B (76.33%)
  • Mutual Funds1.2B (23.63%)
  • Insiders2.0M (0.04%)
  • Other0 (0.00%)

Insider Transactions

  • 0.04% (2.0M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $35,070.10
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Nassif Mikheal
CEO
Buy
Oct 09, 2026
$6,034.75
505
$11.95
1,579
Gupta Aashima
Award
Oct 01, 2026
$0.00
20,558
$0.00
20,558
Woteki Catherine E
Award
Oct 01, 2026
$0.00
20,558
$0.00
20,558
RODRIGUEZ RAFAEL A
Award
Oct 01, 2026
$0.00
20,558
$0.00
20,558
Woteki Catherine E
Award
Oct 01, 2026
$120,000.96
9,804
$12.24
28,921
Gupta Aashima
Award
Oct 01, 2026
$120,000.96
9,804
$12.24
37,594
RODRIGUEZ RAFAEL A
Award
Oct 01, 2026
$120,000.96
9,804
$12.24
30,625
Nassif Mikheal
CEO
In Kind
Aug 19, 2026
$242,112.39
20,397
$11.87
25,655
Stacey Jennifer Evans
Chief Legal Officer
Award
Aug 14, 2026
$0.00
196,276
$0.00
196,276
Nassif Mikheal
CEO
Award
Aug 14, 2026
$0.00
719,679
$0.00
719,679
Riggsbee Richard Bryan
CFO
Award
Aug 14, 2026
$0.00
261,702
$0.00
261,702
Nassif Mikheal
CEO
Award
Aug 14, 2026
$1.7M
141,631
$11.65
141,631
Stacey Jennifer Evans
Chief Legal Officer
Award
Aug 14, 2026
$450,004.55
38,627
$11.65
38,627
Riggsbee Richard Bryan
CFO
Award
Aug 14, 2026
$599,998.30
51,502
$11.65
51,502
Nassif Mikheal
CEO
Buy
Feb 17, 2026
$251.62
23
$10.94
704
Nassif Mikheal
CEO
Buy
Feb 02, 2026
$239.99
24
$10.00
681
Nassif Mikheal
CEO
Buy
Jan 26, 2026
$246.38
25
$9.86
657
Ranalli Tamara A.
Senior Vice President
Award
Jan 07, 2026
$0.00
130,605
$0.00
130,605
Ranalli Tamara A.
Senior Vice President
Award
Jan 07, 2026
$374,999.94
50,813
$7.38
50,813
Nassif Mikheal
CEO
Buy
Nov 03, 2025
$1,106.25
177
$6.25
495
Riggsbee Richard Bryan
CFO
Award
Nov 03, 2025
$0.00
459,713
$0.00
459,713
Riggsbee Richard Bryan
CFO
Award
Nov 03, 2025
$1.1M
178,855
$6.29
178,855
Woteki Catherine E
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
1,777
Naemura David H.
Chief Financial Officer
Exempt
Oct 27, 2025
$95,969.76
15,504
$6.19
15,504
Rocklin Amy M
Chief Legal Officer
Exempt
Oct 27, 2025
$58,644.06
9,474
$6.19
9,474
ADENT JOHN EDWARD
Former CEO
Exempt
Oct 27, 2025
$239,918.21
38,759
$6.19
38,759
Tobin James P
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
1,777
Gupta Aashima
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
1,777
RODRIGUEZ RAFAEL A
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
1,777
CAPELLO JEFFREY D
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
1,777