UPB
Upstream Bio, Inc. · Healthcare · Biotechnology
Momentum-inputs (vergelijkbare managers):
breedte van houders +14.3% ·
aandelenstroom -8.5% ·
netto nieuwe posities +12.5%
— formule
Versnippering van eigendom — meer houders, kleinere totale positie
Alle eigendomscijfers: uitsluitend gevolgde 13F-managers, posities in gewone aandelen, rapportageperiode Q1 2025
| Kwartaal | Houders | Δ | Aandelen | Gerapporteerde waarde | Nieuw | Uitstappen |
|---|---|---|---|---|---|---|
| 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 | — |
| # | Manager | Aandelen | Δ aandelen | Waarde | Hun gewicht | Gehouden | ||
|---|---|---|---|---|---|---|---|---|
| 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 ✦ (passief) | 969.92K | -3.0% | $5.94M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passief) | 410.68K | +13.1% | $2.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passief) | 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 ✦ (passief) | 295.59K | +19.6% | $1.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | Millennium Management ✦ | 61.80K | Nieuw | $378,192 | 0.0% | New | 1 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 21.79K | Nieuw | $133,349 | 0.0% | New | 1 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 18.82K | Nieuw | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 18.82K | Nieuw | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 18.82K | Nieuw | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 15 | AQR Capital Management ✦ | 18.82K | Nieuw | $115,190 | 0.0% | New | 1 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 18.82K | Nieuw | $115,190 | 0.0% | New | 1 | SEC ↗ |
"Hun gewicht" = het aandeel van de positie in de gerapporteerde 13F-aandelenwaarde van die beheerder — de overtuigingsmaatstaf. ✦ = gecureerde beheerder.
Nieuwe kopers
| 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% |
Verlaten
| Citadel Advisors | $2.96M | was 0.0% |
| Soros Fund Management | $761,994 | was 0.0% |
Volledige marktcontext: over ALLE 13F-indieners (SEC gestructureerde data, Q1 2026): 140 houders, 44.42M aandelen, $399.81M gerapporteerd. Dit betreft een andere, oudere periode dan de bovenstaande cijfers van het gevolgde universum; beide worden nooit gecombineerd.
Wat de gevolgde houders van dit effect verder het vaakst bezitten — aantallen gedeeld eigendom, geen fundamentele relaties.