Insider Stock Trading History of Liu David Y


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 Liu David Y since year 2005. The trader's CIK number is 1675881. At the time of this reporting, Liu David Y is the Chief Scientific Officer of Protagonist Therapeutics, Inc . (stock ticker symbol PTGX). See this page for all insider trading activities at Protagonist Therapeutics, Inc .


Stock purchases, sales, and option exercises reported by insider Liu David Y since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-01-16 PTGX Protagonist Therapeutics, Inc Sale 875 20.00 17,500
2018-01-16 PTGX Protagonist Therapeutics, Inc Option Ex 875 1.89 1,653
2017-12-18 PTGX Protagonist Therapeutics, Inc Option Ex 875 1.89 1,653
2017-12-18 PTGX Protagonist Therapeutics, Inc Sale 875 20.00 17,500
2017-11-30 PTGX Protagonist Therapeutics, Inc Sale 875 20.00 17,500
2017-11-13 PTGX Protagonist Therapeutics, Inc Option Ex 7,000 3.05 21,350
2017-11-13 PTGX Protagonist Therapeutics, Inc Sale 7,000 16.97 118,762
2017-08-28 PTGX Protagonist Therapeutics, Inc Option Ex 3,500 4.21 14,735
2017-08-28 PTGX Protagonist Therapeutics, Inc Sale 3,500 15.00 52,500
2017-07-10 PTGX Protagonist Therapeutics, Inc Option Ex 3,500 1.89 6,615
2017-07-10 PTGX Protagonist Therapeutics, Inc Sale 3,500 12.68 44,380

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 Liu David Y (Chief Scientific Officer of Protagonist Therapeutics, Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.