Birchview Capital, LP / IMGNEUR
Birchview Capital, LP’s Immunogen Inc Position
Does Birchview Capital, LP own Immunogen Inc (IMGNEUR)? Not currently — the last reported position was 188.0K shares worth $6M in Q4 2023; the fund’s latest 13F (Q1 2026) no longer reports it.
Position Value
$6M
Q4 2023
Shares
188.0K
% of Portfolio
+4.37%
Quarters Held
21
position exited
Position History IMGNEUR
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q4 2023 | 188.0K | $6M | +4.37% |
| Q3 2023 | 190.0K | $3M | +2.57% |
| Q2 2023 | 190.0K | $4M | +2.69% |
| Q1 2023 | 150.0K | $576 | +0.45% |
| Q4 2022 | 150.0K | $744 | +0.53% |
| Q3 2022 | 150.0K | $717,000 | +0.50% |
| Q2 2022 | 150.0K | $675,000 | +0.49% |
| Q1 2022 | 190.0K | $904,000 | +0.65% |
| Q4 2021 | 190.0K | $1M | +0.91% |
| Q3 2021 | 190.0K | $1M | +0.73% |
| Q2 2021 | 190.0K | $1M | +0.75% |
| Q1 2021 | 190.0K | $2M | +0.91% |
| Q4 2020 | 190.0K | $1M | +0.71% |
| Q3 2020 | 190.0K | $684,000 | +0.46% |
| Q2 2020 | 190.0K | $874,000 | +0.53% |
| Q1 2020 | 190.0K | $648,000 | +0.57% |
| Q4 2019 | 180.0K | $919,000 | +0.67% |
| Q3 2019 | 180.0K | $436,000 | +0.29% |
| Q2 2019 | 180.0K | $391,000 | +0.24% |
| Q1 2019 | 90.0K | $244,000 | +0.15% |
| Q4 2018 | 22.0K | $106,000 | +0.10% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Birchview Capital, LP’s full portfolio or all institutional holders of IMGNEUR.