MERRIMACK PHARMACEUTICALS INC Insider Trading for April 2015

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Overview of insider trading in MERRIMACK PHARMACEUTICALS INC for April 2015.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Apr 20 2015MACKMERRIMACK PHARMACE ...Nielsen Ulrik B.DirectorOption ExerciseM1.8125,00045,250225,000
Apr 20 2015MACKMERRIMACK PHARMACE ...Nielsen Ulrik B.DirectorOption ExerciseM1.7115,00025,6500
Apr 20 2015MACKMERRIMACK PHARMACE ...Nielsen Ulrik B.DirectorSellS12.8840,000515,200226,811266.8 K to 226.8 K (-14.99 %)
Apr 20 2015MACKMERRIMACK PHARMACE ...Nielsen Ulrik B.DirectorBuyM1.8125,00045,250266,811241.8 K to 266.8 K (+10.34 %)
Apr 20 2015MACKMERRIMACK PHARMACE ...Nielsen Ulrik B.DirectorBuyM1.7115,00025,650241,811226.8 K to 241.8 K (+6.61 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Stewart Edward J.SVP & Pres, Healthc ...Option ExerciseM1.818,00014,48063,000
Apr 15 2015MACKMERRIMACK PHARMACE ...Stewart Edward J.SVP & Pres, Healthc ...SellS12.798,000102,32021,38529.4 K to 21.4 K (-27.22 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Stewart Edward J.SVP & Pres, Healthc ...BuyM1.818,00014,48029,38521.4 K to 29.4 K (+37.41 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Sullivan William A.CFO and TreasurerOption ExerciseM2.1215,00031,80030,000
Apr 15 2015MACKMERRIMACK PHARMACE ...Sullivan William A.CFO and TreasurerSellS12.8715,000193,05011,00026 K to 11 K (-57.69 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Sullivan William A.CFO and TreasurerBuyM2.1215,00031,80026,00011 K to 26 K (+136.36 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Fehr Gordon J.DirectorOption ExerciseM1.7120,00034,2000
Apr 15 2015MACKMERRIMACK PHARMACE ...Fehr Gordon J.DirectorSellS13.0020,000260,000215,143235.1 K to 215.1 K (-8.51 %)
Apr 15 2015MACKMERRIMACK PHARMACE ...Fehr Gordon J.DirectorBuyM1.7120,00034,200235,143215.1 K to 235.1 K (+9.30 %)
Apr 10 2015MACKMERRIMACK PHARMACE ...CROCKER GARY LDirectorOption ExerciseM2.4750,000123,5000
Apr 10 2015MACKMERRIMACK PHARMACE ...CROCKER GARY LDirectorOption ExerciseM1.7135,00059,8500
Apr 10 2015MACKMERRIMACK PHARMACE ...CROCKER GARY LDirectorBuyM2.4750,000123,5002,943,9612.9 M to 2.9 M (+1.73 %)
Apr 10 2015MACKMERRIMACK PHARMACE ...CROCKER GARY LDirectorBuyM1.7135,00059,8502,893,9612.9 M to 2.9 M (+1.22 %)