Rock Springs Capital Management LP / 2655787D
Rock Springs Capital Management LP’s Blueprint Medicines Position
Does Rock Springs Capital Management LP own Blueprint Medicines (2655787D)? Not currently — the last reported position was 185.5K shares worth $24M in Q2 2025; the fund’s latest 13F (Q1 2026) no longer reports it.
Position Value
$24M
Q2 2025
Shares
185.5K
% of Portfolio
+1.48%
Quarters Held
27
position exited
Position History 2655787D
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q2 2025 | 185.5K | $24M | +1.48% |
| Q1 2025 | 1.01M | $89M | +5.10% |
| Q4 2024 | 1.10M | $96M | +3.64% |
| Q3 2024 | 768.8K | $71M | +2.31% |
| Q2 2024 | 2.46M | $265M | +7.98% |
| Q1 2024 | 2.50M | $237M | +6.02% |
| Q4 2023 | 2.88M | $266M | +6.54% |
| Q3 2023 | 2.69M | $135M | +3.61% |
| Q2 2023 | 2.19M | $138M | +3.29% |
| Q1 2023 | 2.03M | $91M | +2.18% |
| Q4 2022 | 1.89M | $83M | +1.99% |
| Q3 2022 | 1.54M | $101M | +2.62% |
| Q2 2022 | 979.2K | $49M | +1.44% |
| Q1 2022 | 947.7K | $61M | +1.52% |
| Q4 2021 | 859.8K | $92M | +2.13% |
| Q3 2021 | 849.7K | $87M | +1.84% |
| Q2 2021 | 808.9K | $71M | +1.41% |
| Q1 2021 | 746.7K | $73M | +1.58% |
| Q4 2020 | 842.0K | $94M | +2.00% |
| Q3 2020 | 952.8K | $88M | +2.24% |
| Q2 2020 | 960.0K | $75M | +2.05% |
| Q1 2020 | 737.0K | $43M | +1.78% |
| Q4 2019 | 382.0K | $31M | +0.97% |
| Q3 2019 | 333.5K | $25M | +0.98% |
| Q2 2019 | 307.5K | $29M | +1.05% |
| Q1 2019 | 275.0K | $22M | +0.85% |
| Q4 2018 | 213.7K | $12M | +0.54% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Rock Springs Capital Management LP’s full portfolio or all institutional holders of 2655787D.