Filing Flows › Cerus (CERS) › Who owns the stock
Who owns Cerus (CERS) stock
179 funds reported Cerus (CERS) shares in their latest 13F filings, worth $464M in all. The largest holder is BlackRock ($64.9M). Last quarter 97 funds added to their stakes and 67 cut them.
Largest holders (13F)
| Fund | Shares | Value | Change | Quarter |
|---|---|---|---|---|
| BlackRock | 22,215,127 | $64.9M | increase | 2026-06-30 |
| ARK Investment Management LLC | 17,932,099 | $52.4M | decrease | 2026-06-30 |
| Vanguard Capital Management LLC | 8,563,424 | $25.0M | increase | 2026-06-30 |
| Vanguard Group | 11,163,121 | $23.0M | increase | 2025-12-31 |
| Baker Bros. Advisors LP | 6,395,431 | $18.7M | decrease | 2026-06-30 |
| D. E. Shaw | 5,485,983 | $16.0M | increase | 2026-06-30 |
| Mackenzie Financial | 6,527,457 | $15.5M | increase | 2026-09-30 |
| Geode Capital Management, LLC | 5,119,019 | $15.0M | increase | 2026-06-30 |
| State Street | 4,753,962 | $13.9M | increase | 2026-06-30 |
| Senvest Management, LLC | 4,614,061 | $13.5M | increase | 2026-06-30 |
| Acadian Asset Management LLC | 4,270,074 | $12.5M | increase | 2026-06-30 |
| Sumitomo Mitsui Trust Group | 4,139,532 | $12.1M | decrease | 2026-06-30 |
| Nikko Asset Management Americas | 4,132,534 | $12.1M | decrease | 2026-06-30 |
| Silvercrest Asset Management Group LLC | 4,077,187 | $11.9M | decrease | 2026-06-30 |
| Two Sigma Investments, LP | 3,484,633 | $10.2M | increase | 2026-06-30 |
Cerus' latest quarter
Cerus, Q3 2026: revenue $57.7M (+10% year over year), operating margin 0.7%, net loss $580K, operating cash flow $3.0M. The chart follows the revenue to costs, profit and cash.
Questions
Who owns the most CERS stock?
By the latest 13F filings: BlackRock ($64.9M); ARK Investment Management LLC ($52.4M); Vanguard Capital Management LLC ($25.0M); Vanguard Group ($23.0M); Baker Bros. Advisors LP ($18.7M).
What is the short interest in CERS?
16,628,657 shares were sold short at the 2026-10-15 settlement, -5.41% of the float.
Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.