CERS
Cerus (CERS)
NASDAQ
$2.20+$0.04 (+2.09%)
Price as of Aug 03, 2026 2:20 PM EDT
  • $430.8M
    Market Cap
  • 69.29%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
10.77%
21.6M
-343,484 (-1.59%)
Mar 31, 2026
ARK INVESTMENT MANAGEMENT LLC
9.56%
19.2M
+960,944 (+5.02%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
7.40%
14.8M
+150,408 (+1.01%)
Dec 31, 2024
BLACKROCK INC.
6.93%
13.9M
+255,116 (+1.84%)
Jun 30, 2024
VANGUARD GROUP INC
5.57%
11.2M
+379,135 (+3.40%)
Dec 31, 2025
SOLEUS CAPITAL MANAGEMENT, L.P.
5.37%
10.8M
+6.8M (+62.80%)
Mar 31, 2026
BAKER BROS. ADVISORS LP
4.99%
10.0M
0 (0.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions2.7B (79.08%)
  • Mutual Funds703.8M (20.38%)
  • Insiders18.3M (0.53%)
  • Other0 (0.00%)

Insider Transactions

  • 0.53% (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