Who owns ZYME
210 institutions reported holding ZYME for 2026Q1, together 94% of the company, more than the 205 a quarter earlier.
210
Institutions reporting a position · as of 2026Q1 · up from 205 the quarter before
- Shares held by institutions
- 70.2M
Shares held by institutions · 94% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $1.76B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 56%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 36
- New positions
- 34
- Positions exited
- 34
- Added to
- 73
- Reduced
- 50
- Top 10 holdersof the company
- 68%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 210 | 70.2M | $1.76B |
| 2025Q4 | 205 | 71.4M | $1.88B |
| 2025Q3 | 180 | 73.7M | $1.26B |
| 2025Q2 | 179 | 75.6M | $949M |
| 2025Q1 | 181 | 70.5M | $840M |
| 2024Q4 | 170 | 66.4M | $972M |
| 2024Q3 | 160 | 66.6M | $835M |
| 2024Q2 | 162 | 68.2M | $580M |
| 2024Q1 | 169 | 67.7M | $712M |
| 2023Q4 | 156 | 64.8M | $673M |
| 2023Q3 | 138 | 62.3M | $395M |
| 2023Q2 | 136 | 63.4M | $548M |
| 2023Q1 | 113 | 56.6M | $512M |
| 2022Q4 | 95 | 57.2M | $450M |
| 2022Q3 | 91 | 47.8M | $294M |
| 2022Q2 | 111 | 47.7M | $253M |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| EcoR1 Capital, LLC | 23.0M | 31% | $575M |
| Rubric Capital Management LP | 7.0M | 9.4% | $175M |
| BlackRock Inc. | 4.6M | 6.1% | $114M |
| BVF INC/IL | 3.7M | 5.0% | $94M |
| PERCEPTIVE ADVISORS LLC | 3.5M | 4.7% | $88M |
| MORGAN STANLEY | 2.5M | 3.3% | $62M |
| VANGUARD GROUP INC | 2.3M | 3.1% | $58M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1.9M | 2.6% | $48M |
| CITADEL ADVISORS LLC | 1.2M | 1.5% | $29M |
| DIMENSIONAL FUND ADVISORS LP | 1.1M | 1.5% | $29M |
SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.
reading the register…