CERS
Cerus (CERS)
NASDAQ
$2.81$0.00 (0.00%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $566.3M
    Market Cap
  • 122.13%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
11.02%
22.2M
+639,708 (+2.88%)
Jun 30, 2026
ARK INVESTMENT MANAGEMENT LLC
8.90%
17.9M
-1.2M (-6.85%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
7.35%
14.8M
+150,408 (+1.01%)
Dec 31, 2024
BLACKROCK INC.
6.89%
13.9M
+255,116 (+1.84%)
Jun 30, 2024
VANGUARD GROUP INC
5.54%
11.2M
+379,135 (+3.40%)
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
4.25%
8.6M
+431,646 (+5.04%)
Jun 30, 2026
BAKER BROS. ADVISORS LP
3.17%
6.4M
-3.6M (-56.49%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions2.9B (79.90%)
  • Mutual Funds705.2M (19.60%)
  • Insiders18.3M (0.51%)
  • Other0 (0.00%)

Insider Transactions

  • 0.51% (18.3M)
    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)
  • $7.6M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Jayaraman Vivek K
Chief Executive Officer
Sell
Jul 16, 2026
$52,664.56
16,666
$3.16
2.2M
BJERKHOLT ERIC
Sell
Jun 09, 2026
$53,180.40
20,454
$2.60
261,679