IMMUNOGEN INC - COMMON STOCK (IMGN)

Q4 2013 13F Holders as of 31 Dec 2013

Type / Class
Equity / COMMON STOCK
Total 13F shares
75,567,372
Share change
+169,976
Total reported value
$1,108,659,809
Put/Call ratio
86%
Price per share
$14.67
Number of holders
131
Value change
+$2,465,780
Number of buys
4
Number of sells
3

Institutional Holders of IMMUNOGEN INC - COMMON STOCK (IMGN) as of Q4 2013

As of 31 Dec 2013, IMMUNOGEN INC - COMMON STOCK (IMGN) was held by 131 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 75,567,372 shares. The largest 10 holders included PRIMECAP MANAGEMENT CO/CA/, FMR LLC, Clearbridge Investments, LLC, VANGUARD GROUP INC, Sectoral Asset Management Inc, BB Biotech AG, WELLINGTON MANAGEMENT CO LLP, BlackRock Fund Advisors, FIRST TRUST ADVISORS LP, and State Street Corp. This page lists 131 institutional shareholders reporting positions in this security for the Q4 2013 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.