Artisan Partners Limited Partnership - IMMUNOGEN INC ownership

IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 275 filers reported holding IMMUNOGEN INC in Q3 2023. The put-call ratio across all filers is 0.37 and the average weighting 0.4%.

Quarter-by-quarter ownership
Artisan Partners Limited Partnership ownership history of IMMUNOGEN INC
ValueSharesWeighting
Q3 2023$59,109,132
-15.9%
3,724,583
-0.0%
0.10%
-11.5%
Q2 2023$70,308,129
+475.5%
3,725,921
+17.1%
0.11%
+465.0%
Q1 2023$12,216,4953,181,3790.02%
Other shareholders
IMMUNOGEN INC shareholders Q3 2023
NameSharesValueWeighting ↓
SILVERARC CAPITAL MANAGEMENT, LLC 600,000$3,870,0002.25%
CM Management, LLC 375,000$2,419,0002.24%
Consonance Capital Management LP 3,515,944$22,678,0002.12%
RA Capital Management 18,417,458$118,793,0001.66%
Kercheville Advisors, LLC 244,421$1,564,0000.85%
Redmile Group, LLC 10,528,179$67,907,0000.82%
Birchview Capital, LP 190,000$1,226,0000.71%
QVT Financial LP 1,375,900$8,875,0000.49%
Fernwood Investment Management, LLC 149,340$963,0000.38%
TWIN FOCUS CAPITAL PARTNERS, LLC 104,068$671,0000.21%
View complete list of IMMUNOGEN INC shareholders