• $18.5M
    Market Cap
  • -29.69%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VHCP MANAGEMENT, LLC
14.64%
849,921
0 (0.00%)
Dec 31, 2016
EAM INVESTORS, LLC
11.33%
657,804
+657,804 (+100.00%)
Mar 31, 2022
BLACKROCK FUND ADVISORS
9.27%
538,095
+72,496 (+13.47%)
Dec 31, 2016
IKARIAN CAPITAL, LLC
8.76%
508,556
+309,014 (+60.76%)
Mar 31, 2026
N/A
7.75%
450,000
-80,000 (-17.78%)
Mar 31, 2026
GSA CAPITAL PARTNERS LLP
7.59%
440,432
+125,124 (+28.41%)
Dec 31, 2021
BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A.
6.30%
365,851
0 (0.00%)
Dec 31, 2016

Current Ownership Distribution

  • Institutions74.3M (62.96%)
  • Mutual Funds42.9M (36.34%)
  • Insiders825,202 (0.70%)
  • Other0 (0.00%)

Insider Transactions

  • 0.70% (825,202)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $639,713.34
    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
Higuchi John W.
Buy
Apr 07, 2026
$81,200.00
40,000
$2.03
203,797
Higuchi John W.
Buy
Apr 06, 2026
$252,150.00
123,000
$2.05
163,797
Patel Mahesh V.
Chief Executive Officer
Buy
Apr 02, 2026
$50,500.00
25,000
$2.02
135,679
Fogarty Krista
Principal Accounting Officer
Award
Dec 18, 2025
$87,301.20
20,786
$4.20
40,146
Patel Mahesh V.
Chief Executive Officer
Award
Dec 18, 2025
$36,241.80
8,629
$4.20
157,668
Jene Jill M.
Award
Jun 04, 2025
$5,644.80
1,764
$3.20
7,174
Papapetropoulos Spyridon
Award
Jun 04, 2025
$5,644.80
1,764
$3.20
7,174
Fink Jeffrey Arvin
Award
Jun 04, 2025
$5,644.80
1,764
$3.20
11,526
Higuchi John W.
Award
Jun 04, 2025
$5,644.80
1,764
$3.20
11,526
Ono Richard Dana
Award
Jun 04, 2025
$5,644.80
1,764
$3.20
11,526
Patel Mahesh V.
Chief Executive Officer
Award
Jan 02, 2025
$79,563.06
16,371
$4.86
149,039
Patel Mahesh V.
Chief Executive Officer
Award
Dec 23, 2024
$49,536.00
10,320
$4.80
132,688
Patel Mahesh V.
Chief Executive Officer
Award
Dec 23, 2024
$128,116.80
26,691
$4.80
149,039
Fogarty Krista
Principal Accounting Officer
Award
Dec 23, 2024
$28,526.40
5,943
$4.80
19,460
Ono Richard Dana
Award
Jun 05, 2024
$12,436.20
1,764
$7.05
10,938
Jene Jill M.
Award
Jun 05, 2024
$12,436.20
1,764
$7.05
5,410
Higuchi John W.
Award
Jun 05, 2024
$12,436.20
1,764
$7.05
10,938
Fink Jeffrey Arvin
Award
Jun 05, 2024
$12,436.20
1,764
$7.05
10,938
Papapetropoulos Spyridon
Award
Jun 05, 2024
$12,436.20
1,764
$7.05
5,410