• $199.3M
    Market Cap
  • -76.77%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
PINE VALLEY INVESTMENTS LTD LIABILITY CO
2.51%
43,921
-62 (-0.14%)
Dec 31, 2024
CITADEL ADVISORS LLC
2.23%
39,018
+39,018 (+100.00%)
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
2.17%
38,040
+38,040 (+100.00%)
Dec 31, 2021
GEODE CAPITAL MANAGEMENT, LLC
1.54%
27,007
+27,007 (+100.00%)
Mar 31, 2026
UNITED CAPITAL FINANCIAL ADVISERS, LLC
0.86%
15,000
0 (0.00%)
Mar 31, 2022
MORGAN STANLEY
0.15%
2,697
+2,697 (+100.00%)
Mar 31, 2026
TOWER RESEARCH CAPITAL LLC (TRC)
0.11%
1,890
-1,261 (-66.72%)
Mar 31, 2026

Current Ownership Distribution

  • Insiders93.9M (86.36%)
  • Institutions11.0M (10.16%)
  • Mutual Funds3.8M (3.48%)
  • Other0 (0.00%)

Insider Transactions

  • 86.36% (93.9M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 1
    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
Lazar David E.
Sell
Mar 23, 2026
$0.00
196,800
$0.00
103,200
Lazar David E.
Sell
Mar 23, 2026
$0.00
700,000
$0.00
0
Jabbour Jerome D
Award
Feb 26, 2026
$0.00
25,000
$0.00
25,000
Meckler Jeffrey A
Co-Chief Executive Officer
Return
Feb 11, 2026
$0.00
3,033
$0.00
0
Meckler Jeffrey A
Co-Chief Executive Officer
Award
Feb 11, 2026
$0.00
3,033
$0.00
3,033
Meckler Jeffrey A
Co-Chief Executive Officer
Return
Feb 11, 2026
$0.00
1,519
$0.00
0
Meckler Jeffrey A
Co-Chief Executive Officer
Award
Feb 11, 2026
$0.00
1,519
$0.00
1,519
Meckler Jeffrey A
Co-Chief Executive Officer
Return
Feb 11, 2026
$0.00
12,136
$0.00
0
Meckler Jeffrey A
Co-Chief Executive Officer
Award
Feb 11, 2026
$0.00
12,136
$0.00
12,136
Ben-Tzvi Avraham
Award
Jan 20, 2026
$0.00
25,000
$0.00
25,100
Ben-Tzvi Avraham
Award
Dec 23, 2025
$0.00
25,000
$0.00
25,000
Newman Michael James
CSO and Director
Award
Dec 22, 2025
$105,974.12
52,204
$2.03
101,074
Meckler Jeffrey A
Co-Chief Executive Officer
Award
Dec 22, 2025
$439,732.51
216,617
$2.03
229,929
Sassi Nir
Chief Financial Officer
Award
Dec 22, 2025
$54,318.74
26,758
$2.03
26,758
Linscott Walt Addison
Chief Operating Officer
Award
Dec 22, 2025
$110,474.63
54,421
$2.03
54,426
Meckler Jeffrey A
Chief Executive Officer
Award
Jul 27, 2025
$100,757.93
12,136
$8.30
16,688
Meckler Jeffrey A
Chief Executive Officer
Award
Jul 27, 2025
$50,378.96
6,068
$8.30
13,312
Gilbert Mark John
Award
Jun 10, 2025
$0.00
12,500
$0.00
12,500
MADDALUNA ANTHONY J
Award
Jun 10, 2025
$0.00
12,500
$0.00
12,500
Pomerantz Roger
Award
Jun 10, 2025
$0.00
30,000
$0.00
30,000
Hayes William B
Award
Jun 10, 2025
$0.00
12,500
$0.00
12,500
Martell Robert
Award
Jun 10, 2025
$0.00
12,500
$0.00
12,500
Karah Hila
Award
Jun 10, 2025
$0.00
12,500
$0.00
12,500
Pomerantz Roger
Return
Apr 10, 2025
$250.00
500
$0.50
0
Sassi Nir
Chief Financial Officer
Return
Apr 10, 2025
$88.75
1,250
$0.07
0
MADDALUNA ANTHONY J
Return
Apr 10, 2025
$250.00
500
$0.50
0
Meckler Jeffrey A
Chief Executive Officer
Return
Apr 10, 2025
$175.75
4,750
$0.04
0
Hayes William B
Return
Apr 10, 2025
$250.00
500
$0.50
0
Karah Hila
Return
Apr 10, 2025
$195.00
500
$0.39
0
Linscott Walt Addison
Chief Operating Officer
Return
Apr 10, 2025
$103.25
1,750
$0.06
0