• $625.6M
    Market Cap
  • -25.22%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
SC CHINA HOLDING LTD
3.54%
3.8M
+3.8M (+100.00%)
Jun 30, 2026
VANGUARD GROUP INC
1.13%
1.2M
+51,030 (+4.25%)
Dec 31, 2025
BLACKROCK, INC.
0.94%
993,943
+235,313 (+23.67%)
Jun 30, 2026
OCTAGON CAPITAL ADVISORS LP
0.90%
954,416
+954,416 (+100.00%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
0.83%
876,927
-107,277 (-12.23%)
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
0.50%
532,950
+101,536 (+19.05%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
0.50%
531,680
+17,259 (+3.25%)
Dec 31, 2024

Current Ownership Distribution

  • Other59.6M (56.19%)
  • Institutions27.2M (25.67%)
  • Mutual Funds14.0M (13.21%)
  • Insiders5.2M (4.92%)

Insider Transactions

  • 4.92% (5.2M)
    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)
  • $25.9M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Kirkby Maxwell
Award
Aug 03, 2026
$0.00
40,000
$0.00
40,000
Weston Claire
Award
Aug 03, 2026
$0.00
40,000
$0.00
40,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 18, 2026
$0.00
3,000
$0.00
827,701
Ye Weiguo
Chief Operating Officer
Exempt
Jun 18, 2026
$2,250.00
3,000
$0.75
703,000
Ye Weiguo
Chief Operating Officer
Sell
Jun 18, 2026
$19,050.00
3,000
$6.35
700,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 11, 2026
$0.00
2,800
$0.00
838,701
Ye Weiguo
Chief Operating Officer
Exempt
Jun 11, 2026
$2,100.00
2,800
$0.75
702,800
Ye Weiguo
Chief Operating Officer
Sell
Jun 11, 2026
$17,276.00
2,800
$6.17
700,000
Parry Renate
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 10, 2026
$0.00
6,418
$0.00
841,501
Carmichael Gordon
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Zhang Ping
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Epstein David M.
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 10, 2026
$0.00
5,000
$0.00
830,701
Nussbaum Rodney L
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Weng Dan
Award
Jun 10, 2026
$0.00
40,000
$0.00
40,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 10, 2026
$3,750.00
5,000
$0.75
705,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 10, 2026
$4,813.50
6,418
$0.75
706,418
Ye Weiguo
Chief Operating Officer
Sell
Jun 10, 2026
$31,200.00
5,000
$6.24
700,000
Ye Weiguo
Chief Operating Officer
Sell
Jun 10, 2026
$39,855.78
6,418
$6.21
700,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 09, 2026
$2,250.00
3,000
$0.75
703,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 09, 2026
$10,875.00
14,500
$0.75
714,500
Ye Weiguo
Chief Operating Officer
Sell
Jun 09, 2026
$18,450.00
3,000
$6.15
700,000
Ye Weiguo
Chief Operating Officer
Sell
Jun 09, 2026
$89,030.00
14,500
$6.14
700,000
Ye Weiguo
Chief Operating Officer
Exempt
Jun 09, 2026
$0.00
3,000
$0.00
835,701
Ye Weiguo
Chief Operating Officer
Exempt
Jun 09, 2026
$0.00
14,500
$0.00
847,919
Bergmann Joshua Benjamin
GC and Corporate Secretary
Award
Jun 08, 2026
$0.00
50,000
$0.00
50,000
Chen Ruoyu
Chief Financial Officer
Award
Jan 07, 2026
$0.00
50,000
$0.00
50,000
Zhang Ping
Award
Jan 07, 2026
$0.00
100,000
$0.00
100,000
Weng Dan
Award
Aug 18, 2025
$0.00
52,000
$0.00
52,000