IMGN - ImmunoGen, Inc.

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
Major Holders
Insider Roster
Insider Transactions

Major Holders

Currency in USD
Breakdown
1.12%% of Shares Held by All Insider
73.27%% of Shares Held by Institutions
74.09%% of Float Held by Institutions
270Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
ClearBridge Investments, LLC11,071,365Dec 30, 20178.33%73,956,716
Redmile Group, LLC10,906,962Dec 30, 20178.21%72,858,504
Vanguard Group, Inc. (The)9,655,527Dec 30, 20177.27%64,498,918
Blackrock Inc.8,470,097Dec 30, 20176.38%56,580,246
State Street Corporation8,345,171Dec 30, 20176.28%55,745,740
FMR, LLC5,605,285Dec 30, 20174.22%37,443,302
Morgan Stanley3,896,710Dec 30, 20172.93%26,030,022
Primecap Management Company3,823,300Dec 30, 20172.88%25,539,643
Franklin Resources, Inc3,006,600Dec 30, 20172.26%20,084,087
Millennium Management LLC2,941,487Dec 30, 20172.21%19,649,132

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF6,967,114Jan 30, 20185.24%58,454,088
Fidelity Select Portfolios - Biotechnology3,576,147Jan 30, 20182.69%30,003,874
Primecap Odyssey Growth Fund2,400,000Dec 30, 20171.81%16,031,999
Vanguard Total Stock Market Index Fund2,188,806Jun 29, 20171.65%14,314,791
Fidelity Advisor Biotechnology Fund2,029,138Jan 30, 20181.53%17,024,468
iShares Russell 2000 ETF1,974,186Jan 30, 20181.49%16,563,421
iShares NASDAQ Biotechnology ETF1,774,167Jan 30, 20181.34%14,885,261
Vanguard Extended Market Index Fund1,152,373Jun 29, 20170.87%7,536,519
Powershares Exhg Traded Fd-Dynamic Biotechnology & Genome Port1,031,066Jan 30, 20180.78%8,650,644
Vanguard Horizon Fund-Capital Opportunity Portfolio957,500Jun 29, 20170.72%6,262,049