Insider Trading History of English Aron R.


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider English Aron R. since year 2005. The trader's CIK number is 1770436. At the time of the last reporting, English Aron R. was the Officer of Merrimack Pharmaceuticals Inc . (stock ticker symbol MACK). See this page for all insider trading activities at Merrimack Pharmaceuticals Inc .


Stock purchases, sales, and option exercises reported by insider English Aron R. since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2019-04-17 MACK Merrimack Pharmaceuticals Inc Buy 16,200 6.00 97,151
2019-04-16 MACK Merrimack Pharmaceuticals Inc Buy 20,450 5.95 121,636
2019-04-15 MACK Merrimack Pharmaceuticals Inc Buy 30,110 5.73 172,530
2019-04-08 MACK Merrimack Pharmaceuticals Inc Buy 32,873 5.81 191,025
2019-04-05 MACK Merrimack Pharmaceuticals Inc Buy 50,000 6.12 305,750

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by English Aron R. (Officer of Merrimack Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.