Security record · archived quarter
GBIO
name pending profile ingest
14Tracked holders
+10Δ holders
1.95MShares held
$11.96MReported value
+10New positions
−0Exits
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
Ownership over time
Who holds it · Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 576.79K | New | $3.53M | 0.0% | New | 1 | SEC ↗ ×2 |
| 2 | Renaissance Technologies ✦ | 344.26K | New | $2.11M | 0.0% | New | 1 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 229.83K | New | $1.41M | 0.0% | New | 1 | SEC ↗ ×3 |
| 4 | Marshall Wace ✦ | 218.46K | +1780.0% | $1.34M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Morgan Stanley ✦ | 164.27K | n/a | $1.01M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 6 | Goldman Sachs Group ✦ | 118.58K | n/a | $725,728 | 0.0% | n/c | 1 | SEC ↗ |
| 7 | Millennium Management ✦ | 97.35K | New | $595,806 | 0.0% | New | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 60.12K | New | $367,910 | 0.0% | New | 1 | SEC ↗ ×3 |
| 9 | Geode Capital Management ✦ (passive) | 49.80K | New | $304,890 | 0.0% | New | 1 | SEC ↗ ×2 |
| 10 | Citadel Advisors ✦ | 47.20K | New | $288,846 | 0.0% | New | 1 | SEC ↗ |
| 11 | State Street Global Advisors ✦ (passive) | 19.99K | New | $122,357 | 0.0% | New | 1 | SEC ↗ |
| 12 | Fidelity (FMR) ✦ | 13.03K | New | $79,750 | 0.0% | New | 1 | SEC ↗ |
| 13 | Two Sigma Investments ✦ | 12.44K | New | $76,145 | 0.0% | New | 1 | SEC ↗ |
| 14 | JPMorgan Chase ✦ | 1.37K | n/a | $8,408 | 0.0% | n/c | 1 | SEC ↗ ×6 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| T. Rowe Price | $3.53M | 0.0% |
| Renaissance Technologies | $2.11M | 0.0% |
| The Vanguard Group | $1.41M | 0.0% |
| Millennium Management | $595,806 | 0.0% |
| BlackRock | $367,910 | 0.0% |
| Geode Capital Management | $304,890 | 0.0% |
| Citadel Advisors | $288,846 | 0.0% |
| State Street Global Advisors | $122,357 | 0.0% |
| Fidelity (FMR) | $79,750 | 0.0% |
| Two Sigma Investments | $76,145 | 0.0% |
Exited
| No tracked exits this quarter. |
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q3 2025 ·
Methodology ·
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