Security record · archived quarter
MRUS
Merus N.V. · Healthcare · Biotechnology
15Tracked holders
+2Δ holders
16.75MShares held
$880.83MReported value
+2New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +15.4% ·
share flow +3.5% ·
net new positions +13.3%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
Ownership over time
Who holds it · Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 7.49M | n/a | $393.99M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 2 | Wellington Management ✦ | 3.73M | -21.0% | $196.03M | 0.0% | ▼ Trim | 5 | SEC ↗ ×8 |
| 3 | T. Rowe Price ✦ | 2.26M | +106.4% | $118.98M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 1.05M | n/a | $55.28M | 0.0% | n/c | 1 | SEC ↗ ×15 |
| 5 | Adage Capital Partners ✦ | 833.40K | New | $43.84M | 0.1% | New | 1 | SEC ↗ |
| 6 | Citadel Advisors ✦ | 335.59K | +1143.5% | $17.65M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 7 | The Vanguard Group ✦ (passive) | 265.36K | n/a | $13.96M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 8 | State Street Global Advisors ✦ (passive) | 241.12K | +3.6% | $12.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 9 | Point72 Asset Management ✦ | 170.78K | New | $8.98M | 0.0% | New | 1 | SEC ↗ |
| 10 | D. E. Shaw & Co. ✦ | 147.90K | +189.9% | $7.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 119.09K | -63.5% | $6.26M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 12 | Geode Capital Management ✦ (passive) | 60.95K | +15.7% | $3.20M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | Millennium Management ✦ | 15.80K | -97.3% | $830,870 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 13.40K | -42.0% | $704,893 | 0.0% | ▼ Trim | 5 | SEC ↗ ×4 |
| 15 | Marshall Wace ✦ | 12.37K | -95.2% | $650,504 | 0.0% | ▼ Trim | 5 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Adage Capital Partners | $43.84M | 0.1% |
| Point72 Asset Management | $8.98M | 0.0% |
Exited
| No tracked exits this quarter. |
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2025 ·
Methodology ·
Get this via the API