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ImmunoGen, Inc. (IMGN)

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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6.02+0.20 (+3.53%)
At close: 4:00PM EST

6.02 0.00 (0.00%)
After hours: 4:04PM EST

Major Holders

Currency in USD
Breakdown
0.56%% of Shares Held by All Insider
76.50%% of Shares Held by Institutions
76.93%% of Float Held by Institutions
257Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Wellington Management Company, LLP23,080,128Sep 29, 202012.31%83,088,460
Vanguard Group, Inc. (The)14,188,530Sep 29, 20207.57%51,078,708
Blackrock Inc.13,733,100Sep 29, 20207.32%49,439,160
Redmile Group, LLC10,477,879Sep 29, 20205.59%37,720,364
State Street Corporation8,964,006Sep 29, 20204.78%32,270,421
ClearBridge Investments, LLC7,450,492Sep 29, 20203.97%26,821,771
RA Capital Management, L.P.7,040,485Sep 29, 20203.75%25,345,746
Renaissance Technologies, LLC6,489,139Sep 29, 20203.46%23,360,900
Assenagon Asset Management S.A.4,987,334Sep 29, 20202.66%17,954,402
Millennium Management LLC4,755,374Sep 29, 20202.54%17,119,346

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Vanguard Explorer Fund, Inc.7,985,350Jul 30, 20204.26%32,819,788
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF5,867,262Oct 30, 20203.13%33,091,357
Vanguard Total Stock Market Index Fund4,925,379Sep 29, 20202.63%17,731,364
iShares Russell 2000 ETF3,690,896Oct 30, 20201.97%20,816,653
Vanguard Strategic Equity Fund2,939,490Sep 29, 20201.57%10,582,164
Vanguard Extended Market Index Fund2,464,144Sep 29, 20201.31%8,870,918
iShares NASDAQ Biotechnology ETF1,721,548Oct 30, 20200.92%9,709,530
Fidelity Select Portfolios - Biotechnology1,573,743Sep 29, 20200.84%5,665,474
Fidelity Small Cap Index Fund1,072,700Jul 30, 20200.57%4,408,797
Wanger Advisor Trust-Wanger USA968,000Sep 29, 20200.52%3,484,800