Cerus Corporation (CERS)
Who owns Cerus Corporation (CERS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 91.3% of the shares are freely tradable; institutional investors hold 74.7%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 10.71 | 21,575,419 | -1.6 | 03/31/2026 |
| ARK Investment Management LLC | 9.51 | 19,161,148 | +5.3 | 03/31/2026 |
| Soleus Capital Management, L.P. | 5.34 | 10,753,700 | +168.8 | 03/31/2026 |
| Baker Bros Advisors LP | 4.97 | 10,008,345 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.04 | 8,131,778 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| ARK Disruptive Innovation Full Composite | 4.28 | 8,581,370 | -13.8 | 06/30/2026 |
| ARK Innovation ETF | 4.20 | 8,417,070 | -0.1 | 07/28/2026 |
| ARK Genomic Revolution | 3.62 | 7,258,926 | +3.3 | 06/30/2026 |
| ARK Genomic Revolution ETF | 3.60 | 7,214,176 | +0.1 | 07/29/2026 |
| Vanguard Morn Total Stk Mkt Idx Investor | 3.03 | 6,075,566 | +6.2 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 16. Jul 2026 | Jayaraman Vivek K | Chief Executive Officer | Sell | 16,666 | 3.16 | 52,665 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.