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ImmunoGen, Inc. (IMGN)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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5.61-0.04 (-0.71%)
At close: 4:00PM EDT
5.62 +0.01 (0.18%)
After hours: 04:18PM EDT

Major holders

Currency in USD
0.51%% of shares held by all insiders
92.97%% of shares held by institutions
93.44%% of float held by institutions
299Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Wellington Management Group, LLP19,003,48030 Mar 20219.50%153,928,188
RA Capital Management, L.P.18,417,45830 Mar 20219.21%149,181,409
Blackrock Inc.16,305,58630 Mar 20218.16%132,075,246
Vanguard Group, Inc. (The)14,307,13930 Mar 20217.16%115,887,825
FMR, LLC13,534,35030 Mar 20216.77%109,628,235
Redmile Group, LLC9,688,06630 Mar 20214.85%78,473,334
Orbimed Advisors LLC.9,131,82230 Mar 20214.57%73,967,758
State Street Corporation9,023,47930 Mar 20214.51%73,090,179
ClearBridge Investments, LLC6,108,68530 Mar 20213.06%49,480,348
Ameriprise Financial, Inc.5,595,68330 Mar 20212.80%45,325,032

Top mutual fund holders

HolderSharesDate reported% outValue
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF6,989,67229 Jun 20213.50%46,061,938
Vanguard Explorer Fund, Inc.5,544,46829 Apr 20212.77%44,688,412
Vanguard Total Stock Market Index Fund5,395,49830 Mar 20212.70%43,703,533
iShares Russell 2000 ETF4,510,49729 Jun 20212.26%29,724,175
Fidelity Strategic Advisers Fidelity U.S. Total Stock Fund3,610,60030 May 20211.81%22,313,508
Columbia Acorn Fund3,461,49230 Mar 20211.73%28,038,085
Vanguard Extended Market Index Fund2,770,62630 Mar 20211.39%22,442,070
Vanguard Strategic Equity Fund2,539,19130 Mar 20211.27%20,567,447
iShares NASDAQ Biotechnology ETF1,582,17629 Jun 20210.79%10,426,539
Fidelity Small Cap Index Fund1,409,97229 Apr 20210.71%11,364,374