UPB
Upstream Bio, Inc. · Healthcare · Biotechnology
Input momentum (manajer yang sebanding):
keluasan pemegang +14.3% ·
aliran saham -8.5% ·
posisi baru bersih +12.5%
— formula
Fragmentasi kepemilikan — lebih banyak pemegang, agregat kepemilikan lebih kecil
Semua angka kepemilikan: hanya manajer 13F yang dipantau, posisi saham biasa, periode pelaporan Q1 2025
| Kuartal | Pemegang | Δ | Saham | Nilai yang dilaporkan | Baru | Keluar |
|---|---|---|---|---|---|---|
| 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 | — |
| # | Manajer | Saham | Δ saham | Nilai | Bobotnya | Dipegang | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 1.31M | -17.0% | $8.03M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | Wellington Management ✦ | 1.31M | -17.0% | $8.03M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Wellington Management ✦ | 1.31M | -17.0% | $8.03M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Norges Bank ✦ (pasif) | 969.92K | -3.0% | $5.94M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | Geode Capital Management ✦ (pasif) | 410.68K | +13.1% | $2.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Geode Capital Management ✦ (pasif) | 410.68K | +13.1% | $2.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Marshall Wace ✦ | 304.96K | +4.9% | $1.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | Marshall Wace ✦ | 304.96K | +4.9% | $1.87M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | State Street Global Advisors ✦ (pasif) | 295.59K | +19.6% | $1.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | Millennium Management ✦ | 61.80K | Baru | $378,192 | 0.0% | New | 1 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 21.79K | Baru | $133,349 | 0.0% | New | 1 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 18.82K | Baru | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 18.82K | Baru | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 18.82K | Baru | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 15 | AQR Capital Management ✦ | 18.82K | Baru | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 18.82K | Baru | $115,190 | 0.0% | New | 1 | SEC ↗ |
"Bobot mereka" = porsi posisi dari total nilai ekuitas 13F yang dilaporkan manajer tersebut — ukuran keyakinan. ✦ = manajer yang dikurasi.
Pembeli baru
| Millennium Management | $378,192 | 0.0% |
| Two Sigma Investments | $133,349 | 0.0% |
| AQR Capital Management | $115,190 | 0.0% |
| AQR Capital Management | $115,190 | 0.0% |
| AQR Capital Management | $115,190 | 0.0% |
| AQR Capital Management | $115,190 | 0.0% |
| AQR Capital Management | $115,190 | 0.0% |
Telah keluar
| Citadel Advisors | $2.96M | adalah 0.0% |
| Soros Fund Management | $761,994 | adalah 0.0% |
Konteks pasar penuh: di SEMUA filer 13F (data terstruktur SEC, Q1 2026): 140 pemegang, 44.42M saham, $399.81M dilaporkan. Ini adalah periode berbeda yang lebih lama dibandingkan angka semesta yang dilacak di atas, dan keduanya tidak pernah dicampur.
Apa lagi yang paling sering dimiliki oleh pemegang efek ini yang dilacak — berdasarkan jumlah kepemilikan bersama, bukan hubungan fundamental.