Position history for RTW INVESTMENTS, LP's holdings in INSMED INC
RTW INVESTMENTS, LP holds 4.8M shares of INSM (INSMED INC), worth $791.9M as of 2026-Q1. The position was increased. INSM represents 7.9% of RTW INVESTMENTS, LP's portfolio.
Current Value
$791.9M
Current Shares
4.8M
Total Value Change
+$548M
Total Shares Change
+1.2M
Other major holders of INSM: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC, JPMORGAN CHASE & CO
Increased |
| 4.8M |
0.0% |
| $791.9M |
| 7.9% |
| $147.00 |
61 |
| 2025-Q4 | Increased | 4.8M | +57.0% | $842.9M | 8.4% | $174.09 | 88 |
| 2025-Q3 | Unchanged | 3.1M | 0.0% | $444.2M | 5.5% | $141.65 | 0 |
| 2025-Q2 | Increased | 3.1M | +2.3% | $310.4M | 4.4% | $99.49 | 58 |
| 2025-Q1 | Unchanged | 3M | 0.0% | $230M | 3.5% | $77.99 | 0 |
| 2024-Q4 | Decreased | 3M | -7.9% | $208.1M | 3.1% | $68.87 | 0 |
| 2024-Q3 | Decreased | 3.3M | -10.1% | $238.9M | 3.5% | $72.48 | 0 |
| 2024-Q2 | Increased | 3.6M | +95.2% | $243.9M | 3.8% | $67.00 | 90 |