• $2.1B
    Market Cap
  • 132.39%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK FUNDING, INC. /DE
10.20%
9.0M
+794,899 (+8.80%)
Dec 31, 2024
BLACKROCK, INC.
9.32%
8.3M
+15,424 (+0.19%)
Mar 31, 2026
KYNAM CAPITAL MANAGEMENT, LP
9.09%
8.1M
0 (0.00%)
Mar 31, 2026
BLACKROCK INC.
8.92%
7.9M
+354,334 (+4.48%)
Jun 30, 2024
VANGUARD GROUP INC
7.03%
6.2M
+1.1M (+17.52%)
Dec 31, 2025
GOLDMAN SACHS GROUP INC
5.64%
5.0M
-698,588 (-13.98%)
Mar 31, 2026
STATE STREET CORP
5.00%
4.4M
-166,476 (-3.76%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions1.5B (83.65%)
  • Mutual Funds282.3M (15.97%)
  • Insiders6.7M (0.38%)
  • Other0 (0.00%)

Insider Transactions

  • 0.38% (6.7M)
    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)
  • $27.7M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Botwood Nicholas A.J.
Head of R&D, CMO
Exempt
Jun 12, 2026
$0.00
31,235
$0.00
0
Botwood Nicholas A.J.
Head of R&D, CMO
Exempt
Jun 12, 2026
$431,667.70
31,235
$13.82
92,120
Botwood Nicholas A.J.
Head of R&D, CMO
Sell
Jun 12, 2026
$566,602.90
31,235
$18.14
60,885
Botwood Nicholas A.J.
Head of R&D, CMO
Exempt
Jun 11, 2026
$311,157.30
22,515
$13.82
95,165
Botwood Nicholas A.J.
Head of R&D, CMO
Sell
Jun 11, 2026
$617,040.00
34,280
$18.00
60,885
Botwood Nicholas A.J.
Head of R&D, CMO
Exempt
Jun 11, 2026
$0.00
22,515
$0.00
0
Metzger Michael A
Chief Executive Officer
Sell
Feb 09, 2026
$360,819.45
17,159
$21.03
491,690
Goldan Keith A.
Chief Financial Officer
Sell
Feb 06, 2026
$42,930.84
2,082
$20.62
143,839
Legault Pierre
Award
Feb 04, 2026
$0.00
24,000
$0.00
114,000
Rizo Aleksandra
Award
Feb 04, 2026
$0.00
24,000
$0.00
49,000
Katkin Keith
Award
Feb 04, 2026
$0.00
24,000
$0.00
124,000
Jarrett Jennifer
Award
Feb 04, 2026
$0.00
24,000
$0.00
114,000
Botwood Nicholas A.J.
Head of R&D, CMO
Award
Feb 04, 2026
$3.0M
144,700
$20.43
144,700
Podlesak Dennis
Award
Feb 04, 2026
$0.00
48,000
$0.00
239,763
Botwood Nicholas A.J.
Head of R&D, CMO
Award
Feb 04, 2026
$0.00
24,000
$0.00
59,165
Goldan Keith A.
Chief Financial Officer
Award
Feb 04, 2026
$2.4M
118,000
$20.43
118,000
Botwood Nicholas A.J.
Head of R&D, CMO
Award
Feb 04, 2026
$0.00
36,000
$0.00
95,165
Goldan Keith A.
Chief Financial Officer
Award
Feb 04, 2026
$0.00
21,500
$0.00
115,171
Goldan Keith A.
Chief Financial Officer
Award
Feb 04, 2026
$0.00
30,750
$0.00
145,921
Goldan Keith A.
Chief Financial Officer
Other
Jan 30, 2026
$10,337.12
1,219
$8.48
93,671
Metzger Michael A
Chief Executive Officer
Exempt
Sep 08, 2025
$0.00
157,307
$0.00
0
Metzger Michael A
Chief Executive Officer
Exempt
Sep 08, 2025
$1.7M
157,307
$10.90
455,968
Metzger Michael A
Chief Executive Officer
Sell
Sep 08, 2025
$2.6M
157,307
$16.41
298,661
Podlesak Dennis
Exempt
Aug 18, 2025
$0.00
19,200
$0.00
0
Podlesak Dennis
Exempt
Aug 18, 2025
$138,240.00
19,200
$7.20
210,963
Podlesak Dennis
Sell
Aug 18, 2025
$304,170.24
19,200
$15.84
191,763
Podlesak Dennis
Exempt
Aug 15, 2025
$138,240.00
19,200
$7.20
210,963
Podlesak Dennis
Sell
Aug 15, 2025
$298,408.32
19,200
$15.54
191,763
Podlesak Dennis
Exempt
Aug 15, 2025
$0.00
14,400
$0.00
0
Podlesak Dennis
Exempt
Aug 15, 2025
$0.00
4,800
$0.00
0