BPMC
Blueprint Medicines Corporation · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth -21.4% ·
share flow -14.2% ·
net new positions -20.0%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 5.42M | -4.6% | $479.36M | 0.1% | ▼ Trim | 4 | SEC ↗ ×2 |
| 2 | Wellington Management ✦ | 3.07M | -28.2% | $272.02M | 0.1% | ▼ Trim | 4 | SEC ↗ ×8 |
| 3 | State Street Global Advisors ✦ (passive) | 2.68M | +7.4% | $237.57M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 1.52M | +2.2% | $134.80M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 5 | Millennium Management ✦ | 691.39K | -6.2% | $61.20M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 6 | Norges Bank ✦ (passive) | 602.93K | -15.2% | $53.37M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 7 | D. E. Shaw & Co. ✦ | 388.99K | +7.5% | $34.43M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 8 | Fisher Asset Management ✦ | 310.73K | -3.8% | $27.50M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | AQR Capital Management ✦ | 148.27K | +2.5% | $13.12M | 0.0% | ▲ Add | 4 | SEC ↗ ×5 |
| 10 | Citadel Advisors ✦ | 25.61K | -96.1% | $2.27M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | Marshall Wace ✦ | 10.60K | -93.5% | $938,206 | 0.0% | ▼ Trim | 4 | 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
| Point72 Asset Management | $14.52M | was 0.0% |
| Renaissance Technologies | $11.02M | was 0.0% |
| Gotham Asset Management | $309,195 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 2 holders, 301 shares, $38,583 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.