Insider Stock Trading History of Williams Lewis 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 Williams Lewis T since year 2005. The trader's CIK number is 1475714. At the time of this reporting, Williams Lewis T is the President, CEO and Chairman of Five Prime Therapeutics Inc . (stock ticker symbol FPRX). See this page for all insider trading activities at Five Prime Therapeutics Inc .


Stock purchases, sales, and option exercises reported by insider Williams Lewis T since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2016-12-23 FPRX Five Prime Therapeutics Inc Option Ex 30,000 6.37 191,100
2016-12-23 FPRX Five Prime Therapeutics Inc Sale 30,000 50.76 1,522,650
2016-05-06 FPRX Five Prime Therapeutics Inc Option Ex 81,300 1.23 99,999
2016-04-20 FPRX Five Prime Therapeutics Inc Option Ex 550 8.49 4,669
2016-04-21 FPRX Five Prime Therapeutics Inc Option Ex 48,121 8.49 408,547
2016-04-20 FPRX Five Prime Therapeutics Inc Sale 550 48.00 26,400
2016-04-21 FPRX Five Prime Therapeutics Inc Sale 48,121 48.05 2,312,214
2016-04-15 FPRX Five Prime Therapeutics Inc Sale 1,405 48.00 67,440
2016-04-15 FPRX Five Prime Therapeutics Inc Option Ex 1,405 8.49 11,928
2016-04-14 FPRX Five Prime Therapeutics Inc Option Ex 2,725 8.49 23,135
2016-04-14 FPRX Five Prime Therapeutics Inc Sale 2,725 48.00 130,800
2016-04-05 FPRX Five Prime Therapeutics Inc Option Ex 25,949 8.49 220,307
2016-04-06 FPRX Five Prime Therapeutics Inc Option Ex 26,852 8.49 227,973
2016-04-05 FPRX Five Prime Therapeutics Inc Sale 25,949 43.00 1,115,807
2016-04-06 FPRX Five Prime Therapeutics Inc Sale 26,852 43.17 1,159,200
2016-03-29 FPRX Five Prime Therapeutics Inc Option Ex 9,215 6.89 63,491
2016-03-30 FPRX Five Prime Therapeutics Inc Option Ex 14,044 6.89 96,763
2016-03-29 FPRX Five Prime Therapeutics Inc Sale 9,215 40.01 368,692
2016-03-30 FPRX Five Prime Therapeutics Inc Sale 14,044 40.02 562,040
2016-03-02 FPRX Five Prime Therapeutics Inc Option Ex 23,259 6.89 160,254
2016-03-02 FPRX Five Prime Therapeutics Inc Sale 23,259 36.01 837,556
2016-02-04 FPRX Five Prime Therapeutics Inc Option Ex 71,229 4.56 324,804
2016-02-04 FPRX Five Prime Therapeutics Inc Sale 71,229 34.02 2,423,210
2015-10-15 FPRX Five Prime Therapeutics Inc Sale 72,352 27.40 1,982,444
2015-09-21 FPRX Five Prime Therapeutics Inc Sale 2,648 22.06 58,422
2015-06-22 FPRX Five Prime Therapeutics Inc Sale 75,000 24.50 1,837,800
2014-10-31 FPRX Five Prime Therapeutics Inc Sale 11,901 13.09 155,748
2014-11-03 FPRX Five Prime Therapeutics Inc Sale 13,559 13.05 177,012
2014-11-04 FPRX Five Prime Therapeutics Inc Sale 7,143 13.11 93,651
2014-10-28 FPRX Five Prime Therapeutics Inc Sale 9,734 13.04 126,911
2014-10-29 FPRX Five Prime Therapeutics Inc Sale 1,825 13.03 23,783
2014-10-30 FPRX Five Prime Therapeutics Inc Sale 5,838 13.32 77,779

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 Williams Lewis T (President, CEO and Chairman of Five Prime Therapeutics Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.