• $64.0M
    Market Cap
  • 28.36%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BML CAPITAL MANAGEMENT, LLC
9.98%
5.3M
+28,000 (+0.53%)
Mar 31, 2026
TANG CAPITAL MANAGEMENT LLC
7.96%
4.2M
-694,915 (-16.37%)
Mar 31, 2026
SIO CAPITAL MANAGEMENT, LLC
5.77%
3.1M
+440,032 (+14.30%)
Mar 31, 2026
RTW INVESTMENTS, LLC
5.59%
3.0M
+2.2M (+72.83%)
Dec 31, 2021
ARROWMARK COLORADO HOLDINGS LLC
5.39%
2.9M
-217,329 (-7.57%)
Mar 31, 2026
EUCLIDEAN CAPITAL LLC
4.93%
2.6M
0 (0.00%)
Mar 31, 2026
EVERSEPT PARTNERS, LP
4.40%
2.3M
+2.3M (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions851.6M (83.80%)
  • Mutual Funds145.1M (14.27%)
  • Insiders19.6M (1.92%)
  • Other0 (0.00%)

Insider Transactions

  • 1.92% (19.6M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 4
    Number of InsiderSelling (last 12 months)
  • $6.6M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Ticktin Robert
General Counsel & COO
Award
Mar 05, 2026
$0.00
319,270
$0.00
319,270
Jalota Deepika
Chief Development Officer
Award
Mar 05, 2026
$0.00
303,310
$0.00
303,310
Carulli Michael
Chief Financial Officer
Award
Mar 05, 2026
$0.00
240,000
$0.00
240,000
ORBIMED ADVISORS LLC
Sell
Oct 23, 2025
$1.5M
1.0M
$1.52
5.0M
Carulli Michael
Chief Financial Officer
Sell
Jul 01, 2025
$30,076.71
28,249
$1.06
60,146
Jalota Deepika
Chief Development Officer
Sell
Jul 01, 2025
$35,197.69
33,065
$1.06
89,959
Mack David Henry
President and CEO
Sell
Jul 01, 2025
$62,178.51
58,411
$1.06
536,133
Gallagher Carol Giltner
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
BAUM CHARLES M
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
Gallagher Carol Giltner
Gift
Jun 05, 2025
$0.00
33,500
$0.00
0
LEVINE ARNOLD J
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
Gallagher Carol Giltner
Gift
Jun 05, 2025
$0.00
33,500
$0.00
33,500
FLOWERS KIRSTEN
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
Heyman Richard A.
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
Stelzer Laurie
Award
Jun 05, 2025
$0.00
33,500
$0.00
33,500
Carulli Michael
Chief Financial Officer
Award
Mar 03, 2025
$0.00
265,000
$0.00
265,000
Mack David Henry
President and CEO
Award
Mar 03, 2025
$0.00
800,000
$0.00
800,000
Jalota Deepika
Chief Development Officer
Award
Mar 03, 2025
$0.00
300,000
$0.00
300,000
Gallagher Carol Giltner
Gift
Jun 07, 2024
$0.00
67,500
$0.00
0
Gallagher Carol Giltner
Gift
Jun 07, 2024
$0.00
67,500
$0.00
67,500
Heyman Richard A.
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500
Stelzer Laurie
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500
FLOWERS KIRSTEN
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500
LEVINE ARNOLD J
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500
BAUM CHARLES M
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500
Gallagher Carol Giltner
Award
Jun 06, 2024
$0.00
67,500
$0.00
67,500