MERRIMACK PHARMACEUTICALS INC: MACK (Nasdaq Global Market)
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8-A12G MERRIMACK PHARMACEUTICALS INC  12/03/19 
8-K MERRIMACK PHARMACEUTICALS INC  12/03/19 (12/03/19) 
SC 13D/A MERRIMACK PHARMACEUTICALS INC(JFL CAPITAL MANAGEMENT, LLC  11/19/19 
10-Q MERRIMACK PHARMACEUTICALS INC  11/12/19 (09/30/19) 
4 MERRIMACK PHARMACEUTICALS INC(NIELSEN ULRIK B.  10/21/19 (10/17/19) 
4 MERRIMACK PHARMACEUTICALS INC(RAY RUSSELL T  10/21/19 (10/17/19) 
4 MERRIMACK PHARMACEUTICALS INC(CROCKER GARY L  10/21/19 (10/17/19) 
8-K MERRIMACK PHARMACEUTICALS INC  10/21/19 (10/17/19) 
SC 13D/A MERRIMACK PHARMACEUTICALS INC(NEWTYN MANAGEMENT, LLC  09/30/19 
SC 13D/A MERRIMACK PHARMACEUTICALS INC(WESTERN STANDARD LLC  09/30/19 
3 MERRIMACK PHARMACEUTICALS INC(NEWTYN PARTNERS, LP  09/27/19 (09/18/19) 
3 MERRIMACK PHARMACEUTICALS INC(WESTERN STANDARD PARTNERS LP  09/27/19 (09/18/19) 
DEF 14A MERRIMACK PHARMACEUTICALS INC  09/26/19 (10/17/19) 
SC 13D/A MERRIMACK PHARMACEUTICALS INC(JFL CAPITAL MANAGEMENT, LLC  09/24/19 
DFAN14A MERRIMACK PHARMACEUTICALS INC(JFL CAPITAL MANAGEMENT, LLC  09/24/19 
8-K MERRIMACK PHARMACEUTICALS INC  09/20/19 (09/17/19) 
DEFA14A MERRIMACK PHARMACEUTICALS INC  09/20/19 
PRER14A MERRIMACK PHARMACEUTICALS INC  09/20/19 
SC 13D MERRIMACK PHARMACEUTICALS INC(NEWTYN MANAGEMENT, LLC  09/19/19 
SC 13D MERRIMACK PHARMACEUTICALS INC(WESTERN STANDARD LLC  09/19/19 
 
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Last Trade
Last Trade: 
$4.15  
Change: 
-0.1525 (-3.55%)  
Trade Time: 
02:40 PM EST  
Market Cap: 
$55.43M
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