Insider Trading activities of Impinj Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Impinj Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Impinj Inc since year 2005. Table 2 shows the detailed insider transactions of Impinj Inc since 2005. The reporting company's ticker symbol is PI. The reporting company's CIK number is 1114995.
The total value of stock buying since 2005 is $597,716.
The total value of stock sales since 2005 is $8,928,797.
The total value of stock option exercises since 2005 is $37,620.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Impinj Inc (PI).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-01 0 $0 0 $0 5,000 $6,000
2017-12 0 $0 3,300 $83,130 3,300 $3,960
2017-11 4,000 $97,720 5,400 $137,332 0 $0
2017-10 0 $0 7,000 $259,129 0 $0
2017-09 0 $0 16,000 $621,075 9,000 $8,100
2017-08 0 $0 7,000 $249,637 0 $0
2017-07 0 $0 7,000 $375,287 0 $0
2017-06 0 $0 26,000 $1,253,207 20,800 $19,560
2017-05 0 $0 66,373 $2,741,281 0 $0
2017-04 0 $0 10,200 $360,590 0 $0
2017-03 0 $0 18,524 $531,563 0 $0
2017-02 0 $0 5,400 $156,566 0 $0
2016-12 0 $0 80,000 $2,160,000 2,500 $0
2016-07 35,714 $499,996 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Impinj Inc insiders (PI)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-01-09 Diorio Chris Ph.d. (Chief Executive Officer) Option Ex 5,000 1.20 6,000
2017-12-01 Fein Evan (Chief Financial Officer) Sale 3,300 25.19 83,130
2017-12-01 Fein Evan (Chief Financial Officer) Option Ex 3,300 1.20 3,960
2017-11-17 Brodersen Eric (President and COO) Sale 2,700 25.23 68,110
2017-11-16 Brodersen Eric (President and COO) Sale 2,700 25.64 69,222
2017-11-09 Bybee Clinton Buy 4,000 24.43 97,720
2017-10-13 Brodersen Eric (President and COO) Sale 3,500 36.57 127,998
2017-10-12 Brodersen Eric (President and COO) Sale 3,500 37.47 131,131
2017-09-21 Brodersen Eric (President and COO) Sale 3,500 40.22 140,780
2017-09-20 Brodersen Eric (President and COO) Sale 3,500 39.53 138,358
2017-09-01 Fein Evan (Chief Financial Officer) Sale 9,000 37.99 341,937
2017-09-01 Fein Evan (Chief Financial Officer) Option Ex 9,000 .90 8,100
2017-08-29 Brodersen Eric (President and COO) Sale 3,500 35.85 125,471
2017-08-28 Brodersen Eric (President and COO) Sale 3,500 35.48 124,166
2017-07-18 Brodersen Eric (President and COO) Sale 3,500 53.39 186,865
2017-07-17 Brodersen Eric (President and COO) Sale 3,500 53.84 188,422
2017-06-16 Fein Evan (Chief Financial Officer) Sale 10,000 53.20 531,990
2017-06-14 Brodersen Eric (President and COO) Sale 3,500 46.62 163,173
2017-06-13 Fein Evan (Chief Financial Officer) Option Ex 11,800 1.20 14,160
2017-06-13 Brodersen Eric (President and COO) Sale 3,500 47.11 164,888
2017-06-01 Fein Evan (Chief Financial Officer) Sale 9,000 43.68 393,156
2017-06-01 Fein Evan (Chief Financial Officer) Option Ex 9,000 .60 5,400
2017-05-22 Van Oppen Peter H Sale 24,166 44.33 1,071,157
2017-05-17 Van Oppen Peter H Sale 25,000 39.37 984,324
2017-05-05 Fein Evan (Chief Financial Officer) Sale 10,207 41.89 427,581
2017-05-04 Brodersen Eric (President and COO) Sale 3,500 37.33 130,641
2017-05-03 Brodersen Eric (President and COO) Sale 3,500 36.45 127,578
2017-04-20 Brodersen Eric (President and COO) Sale 7,500 35.58 266,865
2017-04-19 Brodersen Eric (President and COO) Sale 2,700 34.71 93,725
2017-03-22 Brodersen Eric (President and COO) Sale 2,700 28.08 75,810
2017-03-21 Brodersen Eric (President and COO) Sale 2,700 28.65 77,349
2017-03-01 Fein Evan (Chief Financial Officer) Sale 13,124 28.83 378,404
2017-02-28 Brodersen Eric (President and COO) Sale 2,700 28.66 77,392
2017-02-27 Brodersen Eric (President and COO) Sale 2,700 29.32 79,174
2016-12-28 Diorio Chris Ph.d. (Chief Executive Officer) Option Ex 2,500 .00 0
2016-12-07 Diorio Chris Ph.d. (Chief Executive Officer) Sale 80,000 27.00 2,160,000
2016-07-26 Alberg Tom A (Director) Buy 35,714 14.00 499,996

Insider trading activities including stock purchases, stock sales, and option exercises of PI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Impinj Inc (symbol PI, CIK number 1114995) see the Securities and Exchange Commission (SEC) website.