Security key
157085101
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 10,144,848
- Total 13F value
- $29,643,348
- Share change
- -2,747,227
- SEC-reported price per share
- $2.92
- Number of holders
- 33
- Value change
- -$7,974,309
- Number of buys
- 13
- Number of sells
- 14
- Shares outstanding
- 192,719,608
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
33
Top holders
10
CERS full security history
Ownership snapshot
Full 13F holder table
CERUS CORP SEC filings
CERUS CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 157085101
Recent filing periods:
Ownership snapshot
Top reported holders of CERS - CERUS CORP - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ARK Investment Management...
Disclosed value leader
ARK Investment Management...
Comparable rows
15/15
Latest evidence
30 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 10%
13D/G row: ARK Investment Management LLC
Showing 1-6 of 15 holder rows.
Quick read
ARK Investment Management LLC leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ARK Investment Management LLC's linked filing trail.
Comparable ownership
Top 5
ARK Investment Management LLC
10%
BAKER BROS. ADVISORS LP
5.2%
Soleus Capital Master Fund, L.P.
5.1%
William Mariner Greenman
2.6%
Kevin Dennis Green
0.55%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ARK Investment Management LLC |
13F
13D/G
Company
|
10%
from 13D/G
|
$34,873,289
19,161,148 shares
|
— | 31 Mar 2026 |
| BAKER BROS. ADVISORS LP |
13F
13D/G
Company · Julian C. Baker
|
5.2%
from 13D/G
|
$18,215,188
10,008,345 shares
|
— | 31 Mar 2026 |
| Soleus Capital Master Fund, L.P. |
13D/G
|
5.1%
|
$21,033,418
9,828,700 shares
|
$0 | 23 Mar 2026 |
| William Mariner Greenman |
3/4/5
President and CEO, Director
|
2.6%
|
$14,870,579
5,053,036 shares
|
-$1,198,764 | 30 Jun 2026 |
| Kevin Dennis Green |
3/4/5
Chief Financial Officer
|
0.55%
|
$3,125,913
1,062,188 shares
|
-$480,117 | 30 Jun 2026 |
| Chrystal N. Jensen |
3/4/5
Chief Legal Officer
|
0.5%
|
$2,844,774
966,657 shares
|
-$226,957 | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
33
Shares
10,144,848
Rows available
33
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
167
Q2 2026 holders
33
Holder diff
-134
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend