Insider Stock Trading History of Walker Karin L


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 Walker Karin L since year 2005. The trader's CIK number is 1559422. At the time of this reporting, Walker Karin L is the See Remarks of Prothena Corp Plc . (stock ticker symbol PRTA). See this page for all insider trading activities at Prothena Corp Plc .


Stock purchases, sales, and option exercises reported by insider Walker Karin L since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-09-28 PRTA Prothena Corp Plc Option Ex 1,500 27.81 41,715
2017-09-28 PRTA Prothena Corp Plc Sale 1,500 70.00 105,000
2017-07-17 PRTA Prothena Corp Plc Sale 5,000 64.64 323,175
2017-07-17 PRTA Prothena Corp Plc Option Ex 5,000 9.75 48,750
2017-04-17 PRTA Prothena Corp Plc Option Ex 5,000 19.78 98,900
2017-04-17 PRTA Prothena Corp Plc Sale 5,000 52.40 262,000
2016-10-13 PRTA Prothena Corp Plc Sale 5,000 54.19 270,945
2016-10-13 PRTA Prothena Corp Plc Option Ex 5,000 19.78 98,900
2016-09-19 PRTA Prothena Corp Plc Sale 12,000 60.92 731,028
2016-09-19 PRTA Prothena Corp Plc Option Ex 12,000 18.78 225,360
2016-04-13 PRTA Prothena Corp Plc Sale 4,000 45.23 180,936
2016-04-13 PRTA Prothena Corp Plc Option Ex 4,000 22.46 89,828
2016-01-13 PRTA Prothena Corp Plc Option Ex 4,000 19.78 79,120
2016-01-13 PRTA Prothena Corp Plc Sale 4,000 51.24 204,980
2015-08-12 PRTA Prothena Corp Plc Option Ex 7,000 19.78 138,460
2015-08-12 PRTA Prothena Corp Plc Sale 7,000 62.24 435,680
2015-02-10 PRTA Prothena Corp Plc Option Ex 2,500 9.75 24,375
2015-02-10 PRTA Prothena Corp Plc Sale 2,500 21.53 53,817
2014-12-09 PRTA Prothena Corp Plc Sale 2,500 20.00 50,002
2014-12-09 PRTA Prothena Corp Plc Option Ex 2,500 9.75 24,375
2014-10-16 PRTA Prothena Corp Plc Option Ex 2,500 9.75 24,375
2014-10-16 PRTA Prothena Corp Plc Sale 2,500 20.09 50,217
2014-08-12 PRTA Prothena Corp Plc Option Ex 2,500 9.75 24,375
2014-08-12 PRTA Prothena Corp Plc Sale 2,500 20.74 51,842
2014-06-06 PRTA Prothena Corp Plc Option Ex 8,000 9.75 78,000
2014-06-06 PRTA Prothena Corp Plc Sale 8,000 21.58 172,632

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 Walker Karin L (See Remarks of Prothena Corp Plc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.