UPB
Upstream Bio, Inc. · Healthcare · Biotechnology
Señales de momentum (gestores comparables):
amplitud de titulares +16.7% ·
flujo de acciones +14.8% ·
nuevas posiciones netas +7.1%
— fórmula
Acumulación amplia — aumento de acciones entre más titulares
Todas las cifras de propiedad: únicamente gestores 13F seguidos, posiciones en acciones ordinarias, período de referencia Q3 2025
| Trimestre | Titulares | Δ | Acciones | Valor declarado | Nuevo | Cierres |
|---|---|---|---|---|---|---|
| Q2 2026 | 66 | +3 | 29.87M | $206.85M | +14 | −10 |
| Q1 2026 | 64 | +3 | 24.32M | $219.33M | +14 | −12 |
| Q4 2025 | 62 | +3 | 27.51M | $746.80M | +4 | — |
| Q3 2025 | 14 | +2 | 17.53M | $329.70M | +2 | −1 |
| Q2 2025 | 10 | -1 | 15.87M | $174.20M | +1 | −2 |
| Q1 2025 | 8 | +1 | 3.40M | $20.78M | +3 | −2 |
| Q4 2024 | 7 | +6 | 3.71M | $60.61M | +6 | — |
| # | Gestor | Acciones | Δ acciones | Valor | Su ponderación | Mantenida | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 8.09M | +1.9% | $152.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 8.09M | +1.9% | $152.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 8.09M | +1.9% | $152.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 8.09M | +1.9% | $152.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Fidelity (FMR) ✦ | 8.09M | +1.9% | $152.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | BlackRock ✦ (pasivo) | 2.60M | +24.2% | $48.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | The Vanguard Group ✦ (pasivo) | 2.44M | +12.5% | $45.94M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 16 | The Vanguard Group ✦ (pasivo) | 2.44M | +12.5% | $45.94M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 17 | The Vanguard Group ✦ (pasivo) | 2.44M | +12.5% | $45.94M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | Wellington Management ✦ | 1.13M | -8.2% | $21.17M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 19 | Wellington Management ✦ | 1.13M | -8.2% | $21.17M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 20 | State Street Global Advisors ✦ (pasivo) | 1.11M | +131.5% | $20.97M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | Marshall Wace ✦ | 868.00K | +198.8% | $16.33M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Geode Capital Management ✦ (pasivo) | 817.11K | +26.4% | $15.37M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 23 | Geode Capital Management ✦ (pasivo) | 817.11K | +26.4% | $15.37M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 24 | Goldman Sachs Group ✦ | 223.21K | — | $4.20M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Morgan Stanley ✦ | 87.53K | — | $1.65M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Morgan Stanley ✦ | 87.53K | — | $1.65M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Morgan Stanley ✦ | 87.53K | — | $1.65M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Morgan Stanley ✦ | 87.53K | — | $1.65M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | JPMorgan Chase ✦ | 59.89K | — | $1.13M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | JPMorgan Chase ✦ | 59.89K | — | $1.13M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | JPMorgan Chase ✦ | 59.89K | — | $1.13M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | JPMorgan Chase ✦ | 59.89K | — | $1.13M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Millennium Management ✦ | 40.11K | Nuevo | $754,526 | 0.0% | New | 1 | SEC ↗ |
| 34 | AQR Capital Management ✦ | 29.95K | +0.7% | $563,434 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 35 | AQR Capital Management ✦ | 29.95K | +0.7% | $563,434 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | AQR Capital Management ✦ | 29.95K | +0.7% | $563,434 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | AQR Capital Management ✦ | 29.95K | +0.7% | $563,434 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | AQR Capital Management ✦ | 29.95K | +0.7% | $563,434 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 39 | T. Rowe Price ✦ | 18.50K | +6.0% | $349,000 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Two Sigma Investments ✦ | 10.50K | Nuevo | $197,505 | 0.0% | New | 1 | SEC ↗ |
«Su ponderación» = la participación de la posición en el valor de renta variable 13F declarado por ese gestor — la medida de convicción. ✦ = gestor seleccionado.
Nuevos compradores
| Millennium Management | $754,526 | 0.0% |
| Two Sigma Investments | $197,505 | 0.0% |
Posición cerrada
| Norges Bank | $10.65M | era 0.0% |
Contexto de mercado completo: entre TODOS los filers 13F (datos estructurados SEC, Q1 2026): 140 tenedores, 44.42M acciones, $399.81M declarado. Este es un período diferente y anterior al de las cifras del universo rastreado que figuran arriba, y ambos nunca se mezclan.
Qué otros valores suelen tener también los tenedores rastreados de este activo — recuentos de cotenencia, no relaciones fundamentales.