Insider Stock Trading History of Keiser John T.


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 Keiser John T. since year 2005. The trader's CIK number is 1479435. At the time of this reporting, Keiser John T. is the Chief Operating Officer of Zendesk, Inc. . (stock ticker symbol ZEN). See this page for all insider trading activities at Zendesk, Inc. .

Note that in the past Keiser John T. also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Keiser John T. since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-11-15 ZEN Zendesk, Inc. Option Ex 3,116 .00 0
2017-10-15 ZEN Zendesk, Inc. Option Ex 3,117 .00 0
2017-09-15 ZEN Zendesk, Inc. Option Ex 3,117 .00 0
2017-08-15 ZEN Zendesk, Inc. Option Ex 3,116 .00 0
2017-08-07 ZEN Zendesk, Inc. Sale 10,000 29.00 290,000
2017-07-15 ZEN Zendesk, Inc. Option Ex 3,117 .00 0
2017-06-15 ZEN Zendesk, Inc. Option Ex 3,115 .00 0
2017-05-15 ZEN Zendesk, Inc. Option Ex 35,000 .00 0
2015-03-17 GPS Gap Inc Option Ex 17,933 .00 0
2014-11-07 GPS Gap Inc Option Ex 25,000 .00 0
2014-08-22 GPS Gap Inc Option Ex 15,000 21.79 326,850
2014-08-22 GPS Gap Inc Sale 15,000 45.00 675,000
2014-08-08 GPS Gap Inc Option Ex 25,000 20.54 513,500
2014-08-08 GPS Gap Inc Sale 25,000 42.50 1,062,500
2014-06-30 GPS Gap Inc Sale 18,171 41.39 752,061
2013-11-07 GPS Gap Inc Option Ex 25,000 .00 0
2013-08-09 GPS Gap Inc Option Ex 90,000 22.47 2,022,570
2013-08-09 GPS Gap Inc Sale 96,685 43.62 4,217,012
2013-04-12 GPS Gap Inc Sale 49,796 37.89 1,886,969
2013-04-12 GPS Gap Inc Option Ex 30,000 20.54 616,200
2013-01-04 GPS Gap Inc Option Ex 26,667 .00 0
2012-08-21 GPS Gap Inc Sale 30,000 35.46 1,063,890
2012-01-04 GPS Gap Inc Option Ex 26,667 .00 0
2011-01-04 GPS Gap Inc Option Ex 26,666 .00 0

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 Keiser John T. (Chief Operating Officer of Zendesk, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.