Birchview Capital, LP - IMMUNOGEN INC ownership

IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 238 filers reported holding IMMUNOGEN INC in Q4 2021. The put-call ratio across all filers is 0.39 and the average weighting 0.2%.

Quarter-by-quarter ownership
Birchview Capital, LP ownership history of IMMUNOGEN INC
ValueSharesWeighting
Q3 2023$3,015,300
-15.9%
190,0000.0%2.57%
-4.5%
Q2 2023$3,585,300
+622347.9%
190,000
+26.7%
2.69%
+495.8%
Q1 2023$576
-22.6%
150,0000.0%0.45%
-14.3%
Q4 2022$744
-99.9%
150,0000.0%0.53%
+4.2%
Q3 2022$717,000
+6.2%
150,0000.0%0.50%
+2.9%
Q2 2022$675,000
-25.3%
150,000
-21.1%
0.49%
-24.6%
Q1 2022$904,000
-35.9%
190,0000.0%0.65%
-28.4%
Q4 2021$1,410,000
+30.9%
190,0000.0%0.91%
+24.0%
Q3 2021$1,077,000
-14.0%
190,0000.0%0.73%
-2.1%
Q2 2021$1,252,000
-18.6%
190,0000.0%0.75%
-18.1%
Q1 2021$1,539,000
+25.5%
190,0000.0%0.91%
+29.5%
Q4 2020$1,226,000
-10.4%
190,000
-50.0%
0.71%
+54.5%
Q3 2020$1,368,000
+56.5%
380,000
+100.0%
0.46%
-13.4%
Q2 2020$874,000
+34.9%
190,0000.0%0.53%
-8.2%
Q1 2020$648,000
-29.5%
190,000
+5.6%
0.58%
-13.9%
Q4 2019$919,000
+110.8%
180,0000.0%0.67%
+129.6%
Q3 2019$436,000
+11.5%
180,0000.0%0.29%
+22.3%
Q2 2019$391,000
+60.2%
180,000
+100.0%
0.24%
+55.6%
Q1 2019$244,000
+130.2%
90,000
+309.1%
0.15%
+53.0%
Q4 2018$106,00022,0000.10%
Other shareholders
IMMUNOGEN INC shareholders Q4 2021
NameSharesValueWeighting ↓
Redmile Group, LLC 10,477,879$37,720,0000.69%
QVT Financial LP 1,375,900$4,953,0000.60%
RA Capital Management 7,040,485$25,346,0000.46%
Birchview Capital, LP 380,000$1,368,0000.46%
XTX MARKETS LLC 18,861$68,0000.33%
Fernwood Investment Management, LLC 154,340$556,0000.26%
TWIN FOCUS CAPITAL PARTNERS, LLC 104,068$375,0000.14%
Virtus ETF Advisers LLC 70,213$253,0000.13%
KENNEDY CAPITAL MANAGEMENT LLC 1,251,458$4,505,0000.13%
Assenagon Asset Management S.A. 4,987,334$17,954,0000.10%
View complete list of IMMUNOGEN INC shareholders