NEOG
Neogen (NEOG)
NASDAQ
$8.83-$0.005 (-0.06%)
Price as of Jun 23, 2026 5:03 PM EDT
  • $1.9B
    Market Cap
  • 87.00%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
14.99%
32.6M
+111,979 (+0.34%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
11.87%
25.8M
+314,051 (+1.22%)
Dec 31, 2024
BLACKROCK INC.
11.49%
25.0M
+465,874 (+1.86%)
Jun 30, 2024
VANGUARD GROUP INC
10.93%
23.8M
-161,318 (-0.68%)
Dec 31, 2025
WASATCH ADVISORS INC
7.81%
17.0M
+3.5M (+20.63%)
Dec 31, 2022
N/A
5.90%
12.8M
+12.8M (+100.00%)
Mar 31, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
4.67%
10.2M
+2.0M (+19.49%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions3.7B (77.97%)
  • Mutual Funds1.1B (21.97%)
  • Insiders2.6M (0.06%)
  • Other0 (0.00%)

Insider Transactions

  • 0.06% (2.6M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $22,235.80
    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
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
Woteki Catherine E
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
19,117
Naemura David H.
Chief Financial Officer
Exempt
Oct 27, 2025
$95,969.76
15,504
$6.19
85,285
Rocklin Amy M
Chief Legal Officer
Exempt
Oct 27, 2025
$58,644.06
9,474
$6.19
59,325
BOREL JAMES C
Exempt
Oct 27, 2025
$12,534.75
2,025
$6.19
4,050
BOREL JAMES C
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
27,790
Green Ronald D
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
32,502
Tobin James P
Exempt
Oct 27, 2025
$10,999.63
1,777
$6.19
43,347
Naemura David H.
Chief Financial Officer
In Kind
Oct 27, 2025
$26,375.59
4,261
$6.19
81,024
Rocklin Amy M
Chief Legal Officer
In Kind
Oct 27, 2025
$12,906.15
2,085
$6.19
57,240
ADENT JOHN EDWARD
Former CEO
Exempt
Oct 27, 2025
$239,918.21
38,759
$6.19
371,608
Jones Douglas Edward
Former COO
Exempt
Oct 27, 2025
$95,969.76
15,504
$6.19
15,504
BOREL JAMES C
Exempt
Oct 27, 2025
$12,534.75
2,025
$6.19
94,570