• $8.3M
    Market Cap
  • -12.30%
    1-Year Change
  • Diagnostics & Research
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BELL BANK
3.38%
268,000
0 (0.00%)
Dec 31, 2022
NORTHERN TRUST CORP
2.19%
173,844
0 (0.00%)
Dec 31, 2022
CITADEL ADVISORS LLC
1.48%
117,022
+117,022 (+100.00%)
Jun 30, 2026
WEALTHSPIRE ADVISORS, LLC
1.33%
105,102
+105,102 (+100.00%)
Jun 30, 2026
BLACKROCK INC.
1.04%
82,693
0 (0.00%)
Jun 30, 2024
BLACKROCK, INC.
1.03%
81,990
0 (0.00%)
Jun 30, 2026
VANGUARD GROUP INC
0.97%
77,073
0 (0.00%)
Dec 31, 2025

Current Ownership Distribution

  • Institutions11.5M (75.11%)
  • Insiders2.5M (16.40%)
  • Mutual Funds1.3M (8.49%)
  • Other0 (0.00%)

Insider Transactions

  • 16.40% (2.5M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    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
Bernstein Bruce
Award
Aug 25, 2026
$0.00
500,000
$0.00
839,882
Lebowitz Michael
Award
Aug 25, 2026
$0.00
50,000
$0.00
261,122
Wizenberg Gaelle Sandra
Award
Aug 25, 2026
$0.00
50,000
$0.00
240,698
Ernst Ezra
President and CEO
Award
Feb 27, 2026
$0.00
100,000
$0.00
201,130
Lebowitz Michael
Award
Feb 27, 2026
$0.00
100,000
$0.00
211,122
WEINSTEIN ROBERT
Award
Feb 27, 2026
$0.00
100,000
$0.00
215,231
Wizenberg Gaelle Sandra
Award
Feb 27, 2026
$0.00
100,000
$0.00
190,698
Ernst Ezra
President and CEO
Award
Aug 01, 2025
$0.00
70,000
$0.00
101,130
Lebowitz Michael
Award
Jun 02, 2025
$0.00
107,724
$0.00
107,724
Lebowitz Michael
Award
Jun 02, 2025
$0.00
98,148
$0.00
111,122
Brown Thomas Ian
CFO
Award
Jan 06, 2025
$0.00
37,000
$0.00
37,000
Bernstein Bruce
Award
Nov 15, 2024
$0.00
44,037
$0.00
44,037
Lebowitz Michael
Award
Nov 15, 2024
$0.00
22,019
$0.00
22,019
WEINSTEIN ROBERT
Award
Nov 15, 2024
$0.00
30,825
$0.00
30,825
Wizenberg Gaelle Sandra
Award
Nov 15, 2024
$0.00
22,019
$0.00
22,019