• $15.3M
    Market Cap
  • -68.22%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
N/A
1.58%
45,201
+45,201 (+100.00%)
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
0.75%
21,626
+7,098 (+32.82%)
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
0.29%
8,311
+8,311 (+100.00%)
Mar 31, 2026
JPMORGAN CHASE & CO
0.26%
7,500
0 (0.00%)
Mar 31, 2026
BLACKROCK, INC.
0.19%
5,496
+1,974 (+35.92%)
Mar 31, 2026
TOWER RESEARCH CAPITAL LLC (TRC)
0.01%
393
-139 (-35.37%)
Mar 31, 2026
ADVISOR GROUP HOLDINGS, INC.
0.01%
300
-200 (-66.67%)
Mar 31, 2026

Current Ownership Distribution

  • Other1.9M (65.67%)
  • Insiders508,448 (17.73%)
  • Mutual Funds386,889 (13.49%)
  • Institutions89,446 (3.12%)

Insider Transactions

  • 17.73% (508,448)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 2
    Number of InsiderSelling (last 12 months)
  • $37.4M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Pham Quang X
CEO and Chairman
Sell
May 28, 2026
$14,735.77
2,989
$4.93
182,161
Pham Quang X
CEO and Chairman
Sell
May 22, 2026
$6,628.85
1,165
$5.69
194,924
Pham Quang X
CEO and Chairman
Sell
May 12, 2026
$17,413.44
3,298
$5.28
185,150
Pham Quang X
CEO and Chairman
Sell
May 11, 2026
$37,301.76
6,476
$5.76
188,448
Szot Matthew K
Chief Financial Officer
Sell
Dec 29, 2025
$69,233.01
9,933
$6.97
0
Pham Quang X
CEO and Chairman
Sell
Oct 27, 2025
$18,396.85
1,315
$13.99
196,089
Szot Matthew K
Chief Financial Officer
Sell
Oct 27, 2025
$25,182.00
1,800
$13.99
9,933
Pham Quang X
CEO and Chairman
Sell
Oct 24, 2025
$15,839.87
1,129
$14.03
197,404
Szot Matthew K
Chief Financial Officer
Sell
Oct 24, 2025
$25,182.00
1,800
$13.99
11,733
Szot Matthew K
Chief Financial Officer
Sell
Oct 13, 2025
$25,326.00
1,800
$14.07
13,533
Pham Quang X
CEO and Chairman
Sell
Oct 13, 2025
$25,470.00
1,800
$14.15
198,533
Szot Matthew K
Chief Financial Officer
Sell
Oct 09, 2025
$23,685.07
1,693
$13.99
15,333
Pham Quang X
CEO and Chairman
Sell
Oct 09, 2025
$25,236.00
1,800
$14.02
200,333
Szot Matthew K
Chief Financial Officer
Sell
Oct 06, 2025
$1,496.93
107
$13.99
17,026
Pham Quang X
CEO and Chairman
Sell
Oct 02, 2025
$7,065.00
500
$14.13
202,133
Szot Matthew K
Chief Financial Officer
Sell
Oct 01, 2025
$23,783.00
1,700
$13.99
17,133
Pham Quang X
CEO and Chairman
Sell
Oct 01, 2025
$12,342.81
881
$14.01
202,633
Szot Matthew K
Chief Financial Officer
Sell
Sep 29, 2025
$1,400.00
100
$14.00
18,833
Pham Quang X
CEO and Chairman
Sell
Sep 29, 2025
$5,870.19
419
$14.01
203,514
Pham Quang X
CEO and Chairman
Sell
Sep 25, 2025
$95,671.10
6,790
$14.09
203,933
Pham Quang X
CEO and Chairman
Sell
Sep 24, 2025
$36,108.19
2,581
$13.99
210,723
Szot Matthew K
Chief Financial Officer
Sell
Aug 28, 2025
$5,600.00
400
$14.00
31,333
Pham Quang X
CEO and Chairman
Sell
Aug 28, 2025
$16,690.07
1,193
$13.99
213,304
Szot Matthew K
Chief Financial Officer
Sell
Aug 27, 2025
$22,392.00
1,600
$13.99
31,733
Pham Quang X
CEO and Chairman
Sell
Aug 27, 2025
$53,665.64
3,836
$13.99
214,497
Ferguson James J. III
Chief Medical Officer
Award
Feb 05, 2025
$0.00
60,000
$0.00
60,000
Pham Quang X
CEO and Chairman
Award
Jan 23, 2025
$0.00
65,000
$0.00
65,000
Pham Quang X
CEO and Chairman
Award
Jan 23, 2025
$0.00
65,000
$0.00
65,000
Lisicki Robert
Award
Jan 23, 2025
$0.00
20,000
$0.00
20,000
Szot Matthew K
Chief Financial Officer
Award
Jan 23, 2025
$0.00
50,000
$0.00
50,000