Orbimed Advisors - IMMUNOGEN INC ownership

IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 218 filers reported holding IMMUNOGEN INC in Q1 2021. The put-call ratio across all filers is 0.73 and the average weighting 0.1%.

Quarter-by-quarter ownership
Orbimed Advisors ownership history of IMMUNOGEN INC
ValueSharesWeighting
Q4 2021$28,706,000
-66.0%
3,868,786
-74.0%
0.37%
-60.2%
Q3 2021$84,471,000
-0.9%
14,897,914
+15.2%
0.93%
+7.7%
Q2 2021$85,252,000
+15.3%
12,936,622
+41.7%
0.86%
+24.6%
Q1 2021$73,968,000
+349.0%
9,131,822
+257.6%
0.69%
+380.6%
Q4 2020$16,473,000
+1025.2%
2,553,900
+790.5%
0.14%
+585.7%
Q4 2019$1,464,000
-89.5%
286,800
-80.5%
0.02%
-87.5%
Q3 2018$13,913,000
-50.8%
1,469,189
-49.4%
0.17%
-50.1%
Q2 2018$28,259,000
+78.6%
2,904,270
+93.1%
0.34%
+71.9%
Q1 2018$15,825,000
-12.9%
1,504,270
-46.9%
0.20%
-14.8%
Q4 2017$18,167,000
-56.4%
2,834,126
-48.0%
0.23%
-42.2%
Q3 2017$41,697,000
+48.9%
5,450,581
+38.4%
0.40%
+35.8%
Q2 2017$28,001,000
+18.7%
3,938,272
-35.4%
0.29%
+9.7%
Q1 2017$23,590,000
+89.7%
6,095,6470.0%0.27%
+69.0%
Q4 2016$12,435,000
-23.9%
6,095,6470.0%0.16%
-15.1%
Q3 2016$16,336,000
-13.0%
6,095,6470.0%0.19%
-5.1%
Q2 2016$18,775,000
-63.8%
6,095,6470.0%0.20%
-64.1%
Q1 2016$51,935,000
-37.2%
6,095,6470.0%0.55%
-27.1%
Q4 2015$82,718,000
+139.7%
6,095,647
+69.6%
0.75%
+115.2%
Q3 2015$34,502,000
+132.9%
3,594,000
+248.9%
0.35%
+219.3%
Q2 2015$14,811,0001,030,0000.11%
Other shareholders
IMMUNOGEN INC shareholders Q1 2021
NameSharesValueWeighting ↓
Redmile Group, LLC 17,503,417$277,779,22813.22%
Fairmount Funds Management LLC 5,929,592$94,102,62511.32%
CM Management, LLC 500,000$7,935,0008.42%
SILVERARC CAPITAL MANAGEMENT, LLC 1,307,435$20,748,9936.29%
Altium Capital Management LP 725,000$11,505,7506.00%
RA Capital Management 13,322,288$211,424,7114.16%
TANG CAPITAL MANAGEMENT LLC 1,500,000$23,805,0003.36%
BRIDGER MANAGEMENT, LLC 467,220$7,414,7812.73%
Birchview Capital, LP 190,000$3,015,3002.57%
Boxer Capital, LLC 2,961,000$46,991,0702.50%
View complete list of IMMUNOGEN INC shareholders