MERRIMACK PHARMACEUTICALS IN - COM (MACK)

CUSIP: 590328100

Q2 2014 13F Holders as of 30 Jun 2014

Type / Class
Equity / COM
Total 13F shares
55,903,603
Share change
+2,623,052
Total reported value
$407,356,590
Put/Call ratio
57%
Price per share
$7.29
Number of holders
118
Value change
+$22,520,801
Number of buys
60
Number of sells
51

Institutional Holders of MERRIMACK PHARMACEUTICALS IN - COM (MACK) as of Q2 2014

As of 30 Jun 2014, MERRIMACK PHARMACEUTICALS IN - COM (MACK) was held by 118 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 55,903,603 shares. The largest 10 holders included FMR LLC, VANGUARD GROUP INC, JENNISON ASSOCIATES LLC, BlackRock Fund Advisors, State Street Corp, DEUTSCHE BANK AG\, MILLENNIUM MANAGEMENT LLC, BlackRock Institutional Trust Company, N.A., NORTHERN TRUST CORP, and PUTNAM INVESTMENTS LLC. This page lists 118 institutional shareholders reporting positions in this security for the Q2 2014 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.