BIIB
Biogen Inc. · Healthcare · Drug Manufacturers - General
Todas las cifras de propiedad: únicamente gestores 13F seguidos, posiciones en acciones ordinarias, período de referencia Q2 2024
| Trimestre | Titulares | Δ | Acciones | Valor declarado | Nuevo | Cierres |
|---|---|---|---|---|---|---|
| Q2 2026 | 159 | 0 | 117.81M | $25.44B | +6 | −7 |
| Q1 2026 | 163 | -1 | 110.78M | $20.30B | +4 | −6 |
| Q4 2025 | 163 | 0 | 123.15M | $21.67B | +2 | −1 |
| Q3 2025 | 24 | +1 | 81.72M | $11.44B | +1 | −1 |
| Q2 2025 | 21 | 0 | 78.50M | $9.86B | n/a | n/a |
| Q1 2025 | 18 | +2 | 41.87M | $5.73B | +3 | −1 |
| Q4 2024 | 16 | -1 | 41.64M | $6.37B | n/a | −1 |
| Q3 2024 | 16 | +2 | 32.39M | $6.28B | +2 | n/a |
| Q2 2024 | 14 | n/a | 30.72M | $7.12B | n/a | n/a |
| # | Gestor | Acciones | Δ acciones | Valor | Su ponderación | Mantenida | ||
|---|---|---|---|---|---|---|---|---|
| 1 | PRIMECAP Management ✦ | 16.34M | n/a | $3.79B | 2.7% | n/c | 1 | SEC ↗ |
| 2 | Wellington Management ✦ | 5.17M | n/a | $1.20B | 0.2% | n/c | 1 | SEC ↗ ×8 |
| 3 | Geode Capital Management ✦ (pasivo) | 3.57M | n/a | $824.55M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 4 | Norges Bank ✦ (pasivo) | 2.08M | n/a | $481.89M | 0.1% | n/c | 1 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 2.01M | n/a | $466.29M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 6 | Renaissance Technologies ✦ | 618.11K | n/a | $143.29M | 0.2% | n/c | 1 | SEC ↗ |
| 7 | Millennium Management ✦ | 239.85K | n/a | $55.60M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | D. E. Shaw & Co. ✦ | 214.69K | n/a | $49.77M | 0.1% | n/c | 1 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 212.90K | n/a | $49.35M | 0.1% | n/c | 1 | SEC ↗ |
| 10 | Adage Capital Partners ✦ | 137.70K | n/a | $31.92M | 0.1% | n/c | 1 | SEC ↗ |
| 11 | Fisher Asset Management ✦ | 68.49K | n/a | $15.88M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | Gotham Asset Management ✦ | 23.56K | n/a | $5.46M | 0.1% | n/c | 1 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 23.56K | n/a | $5.46M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 14 | Bridgewater Associates ✦ | 16.42K | n/a | $3.81M | 0.0% | n/c | 1 | SEC ↗ |
"Their weight" = la participación de la posición en el valor de renta variable 13F reportado por ese manager: la medida de convicción. ✦ = manager curado.
Nuevos compradores
| Sin nuevos compradores rastreados este trimestre. |
Posición cerrada
| Sin salidas rastreadas este trimestre. |
Contexto de mercado completo: entre TODOS los filers 13F (datos estructurados SEC, Q1 2026): 995 tenedores, 132.27M acciones, $23.30B declarado. Este es un período diferente y anterior al de las cifras del universo rastreado que figuran arriba, y ambos nunca se mezclan.
Qué más suelen tener los titulares rastreados de este valor: recuentos de titularidad compartida, no relaciones fundamentales.