CBIO
name pending profile ingest
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 1.41M | n/a | $22.83M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 2 | Wellington Management ✦ | 179.89K | New | $2.90M | 0.0% | New | 1 | SEC ↗ |
| 3 | Adage Capital Partners ✦ | 100.91K | New | $1.63M | 0.0% | New | 1 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 6.05K | n/a | $97,663 | 0.0% | n/c | 1 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Wellington Management | $2.90M | 0.0% |
| Adage Capital Partners | $1.63M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 59 holders, 25.07M shares, $454.76M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 7.84K sh · $130,956
Officer · 3.84K sh · $64,150
Officer · 731 sh · $13,085
Officer · 568 sh · $10,167
Officer · 623 sh · $11,152
Officer · 658 sh · $11,778
Officer · 620 sh · $11,098
Officer · 240 sh · $4,296
Officer, Director · 1.61K sh · $28,819
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
16.5% of class · View original SEC filing ↗