Our Terms of Service and Privacy Policy have changed.

By continuing to use this site, you are agreeing to the new Privacy Policy and Terms of Service.

ImmunoGen Inc (NASDAQ:IMGN)

Delayed Data
As of Mar 23
 +0.06 / +1.67%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $5.0 million shares of IMGN during the quarter ended December 2016 and now own 76.28% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Biotechnology industry and highlights that the smart money sees this stock as an important holding.
Other institutional50.49%
Mutual fund holders25.78%
Individual stakeholders2.95%

Largest Quarterly Institutional

Latest Institutional Activity

12/31/2016SCHONFELD STRATEGIC ADVISORS LLC  Bought 775.0 Thousand shares of ImmunoGen Inc
12/31/2016PANAGORA ASSET MANAGEMENT, INC.  Bought 518.1 Thousand shares of ImmunoGen Inc
12/31/2016SUSQUEHANNA FINANCIAL GROUP LLLP  Bought 407.6 Thousand shares of ImmunoGen Inc

Top 10 Owners of ImmunoGen Inc

Total value ($)Shares
bought / sold
ClearBridge Investments LLC15.52%13,544,33246,050,729-1,630,394-10.74%
OrbiMed Advisors LLC6.98%6,095,64720,725,20000.00%
BlackRock Fund Advisors5.37%4,691,94515,952,613-746,472-13.73%
The Vanguard Group, Inc.4.68%4,083,29013,883,186-1,813,031-30.75%
PRIMECAP Management Co.4.54%3,966,00013,484,400-1,086,943-21.51%
Baker Bros. Advisors LP3.45%3,015,35310,252,20000.00%
Renaissance Technologies LLC2.84%2,481,7408,437,916-21,600-0.86%
Millennium Management LLC2.54%2,218,3507,542,390+404,030+22.27%
Pinnacle Associates Ltd.1.86%1,623,1245,518,622-116,052-6.67%
Norges Bank Investment Management1.75%1,530,7725,204,62500.00%

Top 10 Mutual Funds Holding ImmunoGen Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
PRIMECAP Odyssey Growth Fund3.25%2,833,9439,635,406-1,675,057-37.15%
Vanguard Total Stock Market Index...2.23%1,947,7246,622,262+68,442+3.64%
Worldwide Healthcare Trust Plc1.98%1,724,2545,862,464+880,254+104.30%
iShares Russell 2000 ETF1.86%1,619,7945,507,300-70,902-4.19%
Government Pension Fund - Global ...1.75%1,530,7725,204,62500.00%
Vanguard Capital Opportunity Fund1.33%1,157,5003,935,500-3,300-0.28%
Vanguard Extended Market Index Fu...1.23%1,073,8413,651,059-734-0.07%
Vanguard Investment Series Plc - ...0.89%774,4792,633,22900.00%
iShares Russell 2000 Growth ETF0.82%712,8532,423,700+22,475+3.26%
Delaware Healthcare Fund0.80%700,0002,380,00000.00%