CBIO
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth +30.0% ·
share flow +30.0% ·
net new positions +20.0%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 1.41M | 0.0% | $16.82M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 2 | The Vanguard Group ✦ (passive) | 657.90K | New | $7.82M | 0.0% | New | 1 | SEC ↗ ×3 |
| 3 | T. Rowe Price ✦ | 383.60K | New | $4.56M | 0.0% | New | 1 | SEC ↗ |
| 4 | Adage Capital Partners ✦ | 200.00K | +98.2% | $2.38M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 109.11K | +1703.3% | $1.30M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 6 | Geode Capital Management ✦ (passive) | 69.13K | New | $822,016 | 0.0% | New | 1 | SEC ↗ ×2 |
| 7 | Marshall Wace ✦ | 43.69K | New | $519,522 | 0.0% | New | 1 | SEC ↗ ×2 |
| 8 | Goldman Sachs Group ✦ | 36.98K | n/a | $439,633 | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 28.32K | New | $336,701 | 0.0% | New | 1 | SEC ↗ |
| 10 | Renaissance Technologies ✦ | 26.90K | New | $319,841 | 0.0% | New | 1 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 25.59K | New | $304,301 | 0.0% | New | 1 | SEC ↗ |
| 12 | State Street Global Advisors ✦ (passive) | 18.62K | New | $221,356 | 0.0% | New | 1 | SEC ↗ |
| 13 | Wellington Management ✦ | 17.70K | -90.2% | $210,429 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | Morgan Stanley ✦ | 145 | n/a | $1,724 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | JPMorgan Chase ✦ | 34 | n/a | $404 | 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
| The Vanguard Group | $7.82M | 0.0% |
| T. Rowe Price | $4.56M | 0.0% |
| Geode Capital Management | $822,016 | 0.0% |
| Marshall Wace | $519,522 | 0.0% |
| Two Sigma Investments | $336,701 | 0.0% |
| Renaissance Technologies | $319,841 | 0.0% |
| Citadel Advisors | $304,301 | 0.0% |
| State Street Global Advisors | $221,356 | 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 ↗