• $635.5M
    Market Cap
  • 214.97%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BML CAPITAL MANAGEMENT, LLC
11.82%
14.3M
0 (0.00%)
Mar 31, 2026
DEEP TRACK CAPITAL, LP
7.75%
9.3M
+9.3M (+100.00%)
Mar 31, 2026
BLACKROCK, INC.
6.14%
7.4M
+602,224 (+8.13%)
Mar 31, 2026
RA CAPITAL MANAGEMENT, L.P.
5.64%
6.8M
+6.8M (+100.00%)
Mar 31, 2026
VIVO CAPITAL, LLC
5.53%
6.7M
-2.2M (-33.33%)
Mar 31, 2026
VANGUARD GROUP INC
5.39%
6.5M
-13,378 (-0.21%)
Dec 31, 2025
WELLINGTON MANAGEMENT CO LLP
4.59%
5.5M
+118,815 (+2.14%)
Dec 31, 2021

Current Ownership Distribution

  • Institutions1.3B (87.48%)
  • Mutual Funds164.1M (10.92%)
  • Insiders24.0M (1.60%)
  • Other0 (0.00%)

Insider Transactions

  • 1.60% (24.0M)
    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)
  • $61.8M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Leonard Braden Michael
Sell
Apr 23, 2026
$1.4M
300,000
$4.53
13.9M
Balthaser Kevin
Chief Financial Officer
Exempt
Feb 03, 2026
$0.00
22,025
$0.00
66,075
Walker Neal
CEO
Exempt
Feb 03, 2026
$0.00
63,475
$0.00
190,425
Davis Hugh M.
President and COO
Exempt
Feb 03, 2026
$0.00
18,675
$0.00
56,025
Walker Neal
CEO
Exempt
Feb 03, 2026
$0.00
63,475
$0.00
1.6M
Balthaser Kevin
Chief Financial Officer
Exempt
Feb 03, 2026
$0.00
22,025
$0.00
192,204
Walker Neal
CEO
In Kind
Feb 03, 2026
$64,580.17
18,611
$3.47
1.5M
Davis Hugh M.
President and COO
Exempt
Feb 03, 2026
$0.00
18,675
$0.00
45,425
Balthaser Kevin
Chief Financial Officer
In Kind
Feb 03, 2026
$22,378.03
6,449
$3.47
185,755
Hall Jesse Wayne
Chief Medical Officer
Award
Feb 02, 2026
$0.00
98,100
$0.00
98,100
Loerop James
Chief Business Officer
Award
Feb 02, 2026
$0.00
97,700
$0.00
97,700
Kolbeck Roland Wilhelm
Chief Scientific Officer
Award
Feb 02, 2026
$0.00
95,700
$0.00
95,700
Walker Neal
CEO
Award
Feb 02, 2026
$0.00
274,800
$0.00
274,800
Hall Jesse Wayne
Chief Medical Officer
Award
Feb 02, 2026
$0.00
343,300
$0.00
343,300
Davis Hugh M.
President and COO
Award
Feb 02, 2026
$0.00
96,100
$0.00
96,100
Kolbeck Roland Wilhelm
Chief Scientific Officer
Award
Feb 02, 2026
$0.00
334,900
$0.00
334,900
Walker Neal
CEO
Award
Feb 02, 2026
$0.00
961,700
$0.00
961,700
Loerop James
Chief Business Officer
Award
Feb 02, 2026
$0.00
341,900
$0.00
341,900
Davis Hugh M.
President and COO
Award
Feb 02, 2026
$0.00
336,300
$0.00
336,300
Balthaser Kevin
Chief Financial Officer
Exempt
Feb 01, 2026
$0.00
14,750
$0.00
29,500
Balthaser Kevin
Chief Financial Officer
Exempt
Feb 01, 2026
$0.00
14,750
$0.00
175,163
Balthaser Kevin
Chief Financial Officer
In Kind
Feb 01, 2026
$17,493.84
4,984
$3.51
170,179
Walker Neal
CEO
Exempt
Jan 02, 2026
$0.00
29,150
$0.00
30,034
Loerop James
Chief Business Officer
Exempt
Jan 02, 2026
$0.00
18,150
$0.00
18,700
Balthaser Kevin
Chief Financial Officer
Exempt
Jan 02, 2026
$0.00
13,200
$0.00
13,600
Loerop James
Chief Business Officer
Exempt
Jan 02, 2026
$0.00
18,150
$0.00
161,212
Walker Neal
CEO
Exempt
Jan 02, 2026
$0.00
29,150
$0.00
1.5M
Loerop James
Chief Business Officer
In Kind
Jan 02, 2026
$17,772.48
6,171
$2.88
155,041
Balthaser Kevin
Chief Financial Officer
Exempt
Jan 02, 2026
$0.00
13,200
$0.00
164,874
Walker Neal
CEO
In Kind
Jan 02, 2026
$28,661.76
9,952
$2.88
1.5M