Security record · archived quarter
YMAB
name pending profile ingest
12Tracked holders
0Δ holders
3.44MShares held
$26.96MReported value
+0New positions
−0Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -5.8% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2025 | 13 | 0 | 7.81M | $35.24M | +1 | −1 |
| Q1 2025 | 10 | -2 | 3.61M | $15.98M | — | −2 |
| Q4 2024 | 12 | 0 | 3.44M | $26.96M | — | — |
| Q3 2024 | 11 | +1 | 2.34M | $30.77M | +1 | — |
| Q2 2024 | 10 | — | 2.99M | $36.16M | — | — |
Who holds it · Q4 2024
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 1.31M | — | $10.29M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 822.31K | +1.1% | $6.44M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 822.31K | +1.1% | $6.44M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | D. E. Shaw & Co. ✦ | 615.13K | -21.9% | $4.82M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 221.91K | -19.2% | $1.74M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | Citadel Advisors ✦ | 221.91K | -19.2% | $1.74M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 7 | Wellington Management ✦ | 133.26K | -2.5% | $1.04M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 8 | Wellington Management ✦ | 133.26K | -2.5% | $1.04M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 9 | Renaissance Technologies ✦ | 131.60K | +371.7% | $1.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Two Sigma Investments ✦ | 88.34K | +31.6% | $691,679 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 11 | Marshall Wace ✦ | 49.23K | +217.4% | $385,432 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | Millennium Management ✦ | 35.45K | -50.5% | $277,550 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 17.00K | -37.6% | $133,110 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 17.00K | -37.6% | $133,110 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 15 | T. Rowe Price ✦ | 14.07K | -37.6% | $111,000 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 16 | Point72 Asset Management ✦ | 550 | -99.4% | $4,308 | 0.0% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
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: Q4 2024 ·
Methodology ·
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