MERRIMACK PHARMACEUTICALS IN - COM NEW (MACK)

Q1 2019 13F Holders as of 31 Mar 2019

Type / Class
Equity / COM NEW
Total 13F shares
5,427,848
Share change
-696,635
Total reported value
$37,720,040
Put/Call ratio
37%
Price per share
$6.95
Number of holders
47
Value change
+$227,967
Number of buys
16
Number of sells
24

Institutional Holders of MERRIMACK PHARMACEUTICALS IN - COM NEW (MACK) as of Q1 2019

As of 31 Mar 2019, MERRIMACK PHARMACEUTICALS IN - COM NEW (MACK) was held by 47 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 5,427,848 shares. The largest 10 holders included Newtyn Management, LLC, 22NW, LP, DIMENSIONAL FUND ADVISORS LP, Western Standard LLC, TIAA CREF INVESTMENT MANAGEMENT LLC, BlackRock Inc., VANGUARD GROUP INC, WITTENBERG INVESTMENT MANAGEMENT, INC., Connor, Clark & Lunn Investment Management Ltd., and D. E. Shaw & Co., Inc.. This page lists 47 institutional shareholders reporting positions in this security for the Q1 2019 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.