• $325.9M
    Market Cap
  • 17.74%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
TCG CROSSOVER MANAGEMENT, LLC
6.42%
3.0M
0 (0.00%)
Mar 31, 2026
SIREN, L.L.C.
6.16%
2.9M
0 (0.00%)
Mar 31, 2026
REDMILE GROUP, LLC
4.58%
2.2M
0 (0.00%)
Mar 31, 2026
NANTAHALA CAPITAL MANAGEMENT, LLC
4.54%
2.1M
+604,304 (+28.15%)
Mar 31, 2026
CITADEL ADVISORS LLC
2.61%
1.2M
+990,746 (+80.23%)
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
2.27%
1.1M
+414,599 (+38.60%)
Mar 31, 2026
GREAT POINT PARTNERS LLC
2.16%
1.0M
+212,457 (+20.82%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions353.4M (92.89%)
  • Insiders14.6M (3.84%)
  • Mutual Funds12.4M (3.26%)
  • Other0 (0.00%)

Insider Transactions

  • 3.84% (14.6M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 1
    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
Lemus David
Award
Jan 02, 2026
$0.00
90,000
$0.00
90,000
Ede-Golightly James
Award
Jan 02, 2026
$0.00
90,000
$0.00
90,000
Romano Steven J.
EVP and Chief R&D Officer
Award
Jan 02, 2026
$0.00
300,000
$0.00
300,000
MCINERNEY TIMOTHY
Award
Jan 02, 2026
$0.00
90,000
$0.00
90,000
HELLUMS RHONDA LYNETTE
Chief Financial Officer
Award
Jan 02, 2026
$0.00
375,000
$0.00
375,000
Ede-Golightly James
Award
Dec 22, 2025
$0.00
90,000
$0.00
90,000
Ross Iain
Interim PEO
Award
Dec 18, 2025
$0.00
900,000
$0.00
900,000
Griffiths Richard Ian
Sell
Oct 27, 2025
$0.00
2,000
$0.00
11.8M
Griffiths Richard Ian
Buy
Oct 27, 2025
$0.00
2,000
$0.00
11.8M
Griffiths Richard Ian
Sell
Aug 03, 2025
$0.00
20,000
$0.00
11.8M
Griffiths Richard Ian
Buy
Aug 03, 2025
$0.00
20,000
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 30, 2025
$0.00
8,923
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 29, 2025
$0.00
14,559
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 22, 2025
$0.00
2,910
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 21, 2025
$0.00
22,435
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 15, 2025
$0.00
43,293
$0.00
11.8M
Griffiths Richard Ian
Buy
Jul 11, 2025
$0.00
28,000
$0.00
11.7M
Griffiths Richard Ian
Buy
Jun 27, 2025
$0.00
24,000
$0.00
11.6M
Griffiths Richard Ian
Buy
Jun 26, 2025
$0.00
65,739
$0.00
11.6M
Griffiths Richard Ian
Buy
Jun 26, 2025
$0.00
20,735
$0.00
11.6M
Griffiths Richard Ian
Buy
Jun 12, 2025
$0.00
39,305
$0.00
11.4M
Griffiths Richard Ian
Buy
May 28, 2025
$0.00
9,169
$0.00
11.3M
Griffiths Richard Ian
Buy
May 27, 2025
$0.00
50,000
$0.00
11.3M
Griffiths Richard Ian
Buy
May 26, 2025
$0.00
26,669
$0.00
11.3M
Griffiths Richard Ian
Buy
May 23, 2025
$0.00
17,187
$0.00
11.2M
Griffiths Richard Ian
Buy
May 22, 2025
$0.00
19,174
$0.00
11.2M
Griffiths Richard Ian
Buy
May 07, 2025
$0.00
50,000
$0.00
11.0M
Griffiths Richard Ian
Buy
May 06, 2025
$0.00
100,000
$0.00
10.9M
MCINERNEY TIMOTHY
Award
May 05, 2025
$0.00
48,000
$0.00
48,000
Griffiths Richard Ian
Buy
May 05, 2025
$0.00
100,000
$0.00
10.8M