ONC
BeOne Medicines AG · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth +30.0% ·
share flow +10.4% ·
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 Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 94 | -5 | 22.52M | $6.43B | +5 | −10 |
| Q1 2026 | 100 | +2 | 21.59M | $6.42B | +8 | −6 |
| Q4 2025 | 97 | +2 | 20.58M | $6.25B | +2 | — |
| Q3 2025 | 14 | -1 | 11.95M | $4.07B | +1 | −2 |
| Q2 2025 | 12 | -4 | 11.51M | $2.79B | +1 | −5 |
| Q1 2025 | 14 | +4 | 13.65M | $3.71B | +4 | — |
| Q4 2024 | 10 | +1 | 12.37M | $2.28B | +1 | — |
| Q3 2024 | 9 | +1 | 12.34M | $2.77B | +1 | — |
| Q2 2024 | 8 | — | 11.43M | $1.63B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | PRIMECAP Management ✦ | 5.06M | -0.8% | $1.38B | 1.1% | ▼ Trim | 4 | SEC ↗ |
| 2 | Baillie Gifford ✦ | 3.63M | -1.1% | $988.17M | 0.9% | ▼ Trim | 4 | SEC ↗ |
| 3 | Baillie Gifford ✦ | 3.63M | -1.1% | $988.17M | 0.9% | ▼ Trim | 4 | SEC ↗ |
| 4 | Baillie Gifford ✦ | 3.63M | -1.1% | $988.17M | 0.9% | ▼ Trim | 4 | SEC ↗ |
| 5 | Baillie Gifford ✦ | 3.63M | -1.1% | $988.17M | 0.9% | ▼ Trim | 4 | SEC ↗ |
| 6 | T. Rowe Price ✦ | 2.71M | -7.6% | $738.51M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 2.71M | -7.6% | $738.51M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 8 | Citadel Advisors ✦ | 982.16K | +209.7% | $267.31M | 0.3% | ▲ Add | 4 | SEC ↗ |
| 9 | Citadel Advisors ✦ | 982.16K | +209.7% | $267.31M | 0.3% | ▲ Add | 4 | SEC ↗ |
| 10 | Marshall Wace ✦ | 477.14K | +1431.2% | $129.86M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 11 | Marshall Wace ✦ | 477.14K | +1431.2% | $129.86M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 12 | Marshall Wace ✦ | 477.14K | +1431.2% | $129.86M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 13 | Marshall Wace ✦ | 477.14K | +1431.2% | $129.86M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 14 | Point72 Asset Management ✦ | 223.44K | +787.9% | $60.81M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 15 | Millennium Management ✦ | 186.91K | +28.2% | $50.87M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 16 | D. E. Shaw & Co. ✦ | 140.57K | New | $38.26M | 0.0% | New | 1 | SEC ↗ |
| 17 | Two Sigma Investments ✦ | 104.47K | New | $28.43M | 0.1% | New | 1 | SEC ↗ |
| 18 | Adage Capital Partners ✦ | 39.00K | New | $10.61M | 0.0% | New | 1 | SEC ↗ |
| 19 | Arrowstreet Capital ✦ | 38.86K | New | $10.58M | 0.0% | New | 1 | SEC ↗ |
| 20 | Geode Capital Management ✦ (passive) | 37.00K | -3.3% | $10.07M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 21 | Norges Bank ✦ (passive) | 17.40K | -82.6% | $4.74M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | Bridgewater Associates ✦ | 772 | -52.0% | $210,115 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| D. E. Shaw & Co. | $38.26M | 0.0% |
| Two Sigma Investments | $28.43M | 0.1% |
| Adage Capital Partners | $10.61M | 0.0% |
| Arrowstreet Capital | $10.58M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 278 holders, 34.74M shares, $10.13B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 20.90K sh · $7.49M
Officer, Director · 15.40K sh · $5.51M
Officer, Director · 2.52K sh · $896,426
Officer, Director · 1.98K sh · $702,320
Officer, Director · 14.10K sh · $5.06M
Officer · 2.67K sh · $959,760
Officer, Director · 5.21K sh · $1.90M
Officer, Director · 3.18K sh · $1.16M
Officer, Director · 1.20K sh · $439,574
Officer, Director · 4 sh · $1,468
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
8.0% of class · View original SEC filing ↗