Michael Mason Insider Trading for December 2014

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General | Insider Transactions | Monthly Overview

Overview of insider trading of Michael Mason for December 2014.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...Option ExerciseM18.664,37581,6385,625
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...Option ExerciseM10.987,93787,1481,563
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...Option ExerciseM9.144,56341,7060
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...Option ExerciseM7.103,75026,6253,750
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...Option ExerciseA63.001,667105,0211,667
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS103.6082084,9520820 to 0 (-100.00 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS102.5690092,3068201.7 K to 820 (-52.33 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS101.752,000203,4941,7203.7 K to 1.7 K (-53.76 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS100.521,835184,4473,7205.6 K to 3.7 K (-33.03 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS99.731,475147,1095,5557 K to 5.6 K (-20.98 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS98.4890088,6357,0307.9 K to 7 K (-11.35 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS97.121,400135,9657,9309.3 K to 7.9 K (-15.01 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS95.974,128396,1539,33013.5 K to 9.3 K (-30.67 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...SellS95.108,704827,74713,45822.2 K to 13.5 K (-39.27 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...BuyM18.664,37581,63822,16217.8 K to 22.2 K (+24.60 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...BuyM7.103,75026,62517,78714 K to 17.8 K (+26.72 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...BuyM10.987,93787,14814,0376.1 K to 14 K (+130.11 %)
Dec 16 2014ALNYALNYLAM PHARMACEUT ...Mason MichaelVP, Finance and Tre ...BuyM9.144,56341,7066,1001.5 K to 6.1 K (+296.88 %)