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ImmunoGen, Inc. (IMGN)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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6.17+1.42 (+29.89%)
At close: 04:00PM EST
5.86 -0.31 (-5.03%)
After hours: 07:59PM EST

Major holders

Currency in USD
0.43%% of shares held by all insiders
88.40%% of shares held by institutions
88.78%% of float held by institutions
291Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
RA Capital Management, L.P.18,417,45829 Sept 20219.09%104,426,986
Blackrock Inc.15,381,87529 Sept 20217.59%87,215,231
Orbimed Advisors LLC.14,897,91429 Sept 20217.35%84,471,172
Vanguard Group, Inc. (The)14,611,62329 Sept 20217.21%82,847,902
Wellington Management Group, LLP14,068,10829 Sept 20216.94%79,766,172
FMR, LLC11,564,88729 Sept 20215.71%65,572,909
State Street Corporation9,065,85729 Sept 20214.47%51,403,409
Redmile Group, LLC8,258,34529 Sept 20214.08%46,824,816
Adage Capital Partners GP L.L.C.7,750,00029 Sept 20213.82%43,942,500
ClearBridge Investments, LLC5,975,00929 Sept 20212.95%33,878,301

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard Total Stock Market Index Fund5,625,20429 June 20212.78%37,070,094
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF5,332,87229 Sept 20212.63%30,237,384
iShares Russell 2000 ETF4,556,81129 Sept 20212.25%25,837,118
Fidelity Strategic Advisers Fidelity U.S. Total Stock Fund3,616,47029 Sept 20211.78%20,505,384
Vanguard Extended Market Index Fund2,864,82729 June 20211.41%18,879,209
Vanguard Strategic Equity Fund2,539,19129 Sept 20211.25%14,397,212
iShares NASDAQ Biotechnology ETF1,552,85929 Sept 20210.77%8,804,710
Fidelity Small Cap Index Fund1,446,36130 Aug 20210.71%8,750,484
Fidelity Small Cap Growth Fund1,299,84930 Aug 20210.64%7,864,086
Hartford Healthcare Fund1,244,86630 July 20210.61%6,983,698