Insider Trading activities of Pdf Solutions Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Pdf Solutions Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Pdf Solutions Inc since year 2005. Table 2 shows the detailed insider transactions of Pdf Solutions Inc since 2005. The reporting company's ticker symbol is PDFS. The reporting company's CIK number is 1120914.
The total value of stock buying since 2005 is $537,431.
The total value of stock sales since 2005 is $50,793,885.
The total value of stock option exercises since 2005 is $7,737,781.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Pdf Solutions Inc (PDFS).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-08 0 $0 60,000 $900,180 0 $0
2017-06 0 $0 45,000 $790,605 45,000 $216,900
2017-05 0 $0 45,000 $744,269 90,000 $570,449
2017-02 0 $0 18,933 $0 10,855 $0
2016-12 0 $0 24,000 $545,538 0 $0
2016-11 0 $0 6,229 $123,645 45,000 $243,000
2016-09 0 $0 2,665 $42,376 0 $0
2016-08 0 $0 18,013 $300,968 0 $0
2016-05 6,118 $87,095 0 $0 0 $0
2015-06 0 $0 35,000 $576,652 35,000 $560,000
2015-05 0 $0 0 $0 50,000 $616,500
2015-03 0 $0 17 $253,300 0 $0
2015-02 0 $0 252,206 $16,378,721 259,604 $1,864,190
2014-05 0 $0 32,000 $608,128 50,000 $430,500
2014-02 0 $0 9,820 $220,489 7,501 $36,154
2013-11 0 $0 12,731 $291,913 8,908 $34,700
2013-09 0 $0 21,320 $465,646 21,320 $77,177
2013-08 0 $0 15,801 $331,915 3,997 $14,469
2013-07 0 $0 17,103 $358,856 8,224 $29,770
2013-06 0 $0 1,086 $19,849 0 $0
2013-05 0 $0 2,782 $51,372 10,000 $90,000
2013-04 0 $0 8,064 $137,481 0 $0
2013-03 0 $0 5,000 $81,499 0 $0
2013-02 0 $0 3,500 $23,800 0 $0
2012-12 0 $0 6,212 $90,539 3,750 $22,837
2012-09 0 $0 4,633 $59,571 4,633 $25,620
2012-08 0 $0 167,153 $1,857,091 212,797 $1,221,949
2012-05 0 $0 10,320 $107,331 10,320 $55,728
2012-02 8,000 $51,928 6,655 $45,717 10,155 $43,356
2011-12 28,718 $178,981 0 $0 0 $0
2011-11 35,313 $208,867 0 $0 0 $0
2010-11 0 $0 4,213 $17,081 0 $0
2010-04 0 $0 2,812 $13,618 0 $0
2010-02 0 $0 2,445 $9,581 0 $0
2009-08 4,000 $10,560 0 $0 0 $0
2009-05 0 $0 2,447 $4,196 0 $0
2008-11 0 $0 826,279 $0 0 $0
2008-02 0 $0 112,848 $0 0 $0
2007-11 0 $0 47,400 $385,014 0 $0
2007-08 0 $0 32,900 $372,777 0 $0
2007-02 0 $0 14,100 $174,077 0 $0
2007-01 0 $0 19,761 $283,827 61 $329
2006-12 0 $0 59,635 $900,206 15,000 $81,000
2006-11 0 $0 82,677 $1,182,974 47,177 $384,126
2006-10 0 $0 69,333 $964,977 48,333 $308,847
2006-09 0 $0 12,000 $155,512 0 $0
2006-08 0 $0 15,000 $193,798 0 $0
2006-07 0 $0 12,000 $149,372 0 $0
2006-06 0 $0 4,000 $50,140 0 $0
2006-05 0 $0 16,000 $231,956 0 $0
2006-04 0 $0 12,164 $226,839 0 $0
2006-03 0 $0 20,000 $360,896 0 $0
2006-02 0 $0 139,082 $2,412,083 0 $0
2006-01 0 $0 247,562 $4,384,688 70,000 $810,180
2005-12 0 $0 104,310 $1,663,662 0 $0
2005-11 0 $0 362,206 $5,767,119 0 $0
2005-10 0 $0 205,091 $3,207,888 0 $0
2005-09 0 $0 45,274 $767,453 0 $0
2005-08 0 $0 80,000 $1,243,960 0 $0
2005-04 0 $0 15,000 $262,740 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Pdf Solutions Inc insiders (PDFS)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-08-18 Lanza Lucio (Director) Sale 60,000 15.00 900,180
2017-06-09 Lanza Lucio (Director) Sale 45,000 17.57 790,605
2017-06-09 Lanza Lucio (Director) Option Ex 45,000 4.82 216,900
2017-05-25 Lanza Lucio (Director) Option Ex 45,000 2.30 103,499
2017-05-24 Lanza Lucio (Director) Sale 30,000 16.50 495,090
2017-05-24 Lanza Lucio (Director) Option Ex 30,000 10.35 310,500
2017-05-18 Lanza Lucio (Director) Sale 15,000 16.61 249,179
2017-05-18 Lanza Lucio (Director) Option Ex 15,000 10.43 156,450
2017-02-17 Hartgring Cornelis (Vice President, CSS) Sale 981 .00 0
2017-02-16 Hartgring Cornelis (Vice President, CSS) Sale 17,952 .00 0
2017-02-16 Hartgring Cornelis (Vice President, CSS) Option Ex 10,855 .00 0
2016-12-06 Kim Kwangh (VP of Business Development) Sale 6,000 21.91 131,484
2016-12-01 Kim Kwangh (VP of Business Development) Sale 12,000 23.00 276,036
2016-11-08 Walker Gregory C (CFO, VP Finance) Sale 6,229 19.85 123,645
2016-11-08 Lanza Lucio (Director) Option Ex 45,000 5.40 243,000
2016-09-12 Walker Gregory C (CFO, VP Finance) Sale 2,665 15.90 42,376
2016-08-09 Walker Gregory C (CFO, VP Finance) Sale 2,382 17.00 40,498
2016-08-03 Hartgring Cornelis (Vice President, CSS) Sale 1,600 16.67 26,672
2016-08-02 Hartgring Cornelis (Vice President, CSS) Sale 14,031 16.66 233,798
2016-05-27 Heinrichs R Stephen (Director) Buy 6,118 14.24 87,095
2015-06-12 Heinrichs R Stephen (Director) Sale 29,093 16.49 479,772
2015-06-12 Heinrichs R Stephen (Director) Option Ex 29,093 16.00 465,488
2015-06-11 Heinrichs R Stephen (Director) Sale 5,907 16.40 96,880
2015-06-11 Heinrichs R Stephen (Director) Option Ex 5,907 16.00 94,512
2015-05-19 Lanza Lucio (Director) Option Ex 50,000 12.33 616,500
2015-03-05 Kim Kwangh (VP of Business Development) Sale 17 14,900.00 253,300
2015-02-27 Kim Kwangh (VP of Business Development) Sale 100 18.68 1,867
2015-02-23 Walker Gregory C (CFO, VP Finance) Sale 117,401 17.52 2,056,865
2015-02-23 Walker Gregory C (CFO, VP Finance) Option Ex 117,401 6.09 714,972
2015-02-20 Walker Gregory C (CFO, VP Finance) Sale 9,006 17.75 159,856
2015-02-20 Walker Gregory C (CFO, VP Finance) Option Ex 9,006 6.09 54,846
2015-02-19 Walker Gregory C (CFO, VP Finance) Sale 4,845 2,482.92 12,029,766
2015-02-19 Walker Gregory C (CFO, VP Finance) Option Ex 12,343 6.09 75,168
2015-02-12 Hartgring Cornelis (Vice President, CSS) Sale 20,854 18.19 379,271
2015-02-12 Hartgring Cornelis (Vice President, CSS) Option Ex 20,854 6.21 129,440
2015-02-11 Hartgring Cornelis (Vice President, CSS) Sale 34,400 17.57 604,408
2015-02-11 Hartgring Cornelis (Vice President, CSS) Option Ex 34,400 8.86 304,612
2015-02-10 Hartgring Cornelis (Vice President, CSS) Sale 65,600 17.48 1,146,688
2015-02-10 Hartgring Cornelis (Vice President, CSS) Option Ex 65,600 8.92 585,152
2014-05-13 Lanza Lucio (Director) Sale 32,000 19.00 608,128
2014-05-13 Lanza Lucio (Director) Option Ex 50,000 8.61 430,500
2014-02-20 Yu Albert Yc (Director) Sale 7,501 22.25 166,897
2014-02-20 Yu Albert Yc (Director) Option Ex 7,501 4.82 36,154
2014-02-11 Walker Gregory C (CFO, VP Finance) Sale 2,319 23.11 53,592
2013-11-29 Yu Albert Yc (Director) Sale 468 23.35 10,927
2013-11-08 Walker Gregory C (CFO, VP Finance) Sale 4,292 22.80 97,853
2013-11-08 Walker Gregory C (CFO, VP Finance) Option Ex 3,750 6.09 22,837
2013-11-04 Yu Albert Yc (Director) Sale 7,971 22.98 183,133
2013-11-04 Yu Albert Yc (Director) Option Ex 5,158 2.30 11,863
2013-09-11 Hartgring Cornelis (Vice President, CSS) Sale 18,541 21.85 405,120
2013-09-11 Hartgring Cornelis (Vice President, CSS) Option Ex 18,541 3.62 67,118
2013-09-10 Hartgring Cornelis (Vice President, CSS) Sale 2,779 21.78 60,526
2013-09-10 Hartgring Cornelis (Vice President, CSS) Option Ex 2,779 3.62 10,059
2013-08-05 Hartgring Cornelis (Vice President, CSS) Sale 2,221 21.78 48,373
2013-08-05 Hartgring Cornelis (Vice President, CSS) Option Ex 2,221 3.62 8,040
2013-08-02 Yu Albert Yc (Director) Sale 5,257 21.06 110,712
2013-08-02 Hartgring Cornelis (Vice President, CSS) Sale 1,776 21.00 37,296
2013-08-02 Hartgring Cornelis (Vice President, CSS) Option Ex 1,776 3.62 6,429
2013-08-01 Yu Albert Yc (Director) Sale 3,490 20.56 71,754
2013-08-01 Hartgring Cornelis (Vice President, CSS) Sale 1,876 20.89 39,180
2013-08-01 Walker Gregory C (CFO, VP Finance) Sale 1,181 20.83 24,600
2013-07-31 Hartgring Cornelis (Vice President, CSS) Sale 2,075 21.00 43,575
2013-07-31 Hartgring Cornelis (Vice President, CSS) Option Ex 2,075 3.62 7,511
2013-07-30 Hartgring Cornelis (Vice President, CSS) Sale 14,435 20.98 302,846
2013-07-30 Hartgring Cornelis (Vice President, CSS) Option Ex 6,149 3.62 22,259
2013-07-29 Hartgring Cornelis (Vice President, CSS) Sale 593 20.97 12,435
2013-06-07 Walker Gregory C (CFO, VP Finance) Sale 1,086 18.28 19,849
2013-05-30 Yu Albert Yc (Director) Sale 2,313 18.50 42,790
2013-05-28 Yu Albert Yc (Director) Sale 469 18.30 8,582
2013-05-14 Lanza Lucio (Director) Option Ex 10,000 9.00 90,000
2013-04-30 Walker Gregory C (CFO, VP Finance) Sale 5,376 17.05 91,654
2013-03-14 Hartgring Cornelis (Vice President, CSS) Sale 4,631 16.30 75,485
2013-03-13 Hartgring Cornelis (Vice President, CSS) Sale 369 16.30 6,014
2013-02-23 Yu Albert Yc (Director) Sale 3,500 6.80 23,800
2012-12-03 Walker Gregory C (CFO, VP Finance) Sale 6,212 14.57 90,539
2012-12-03 Walker Gregory C (CFO, VP Finance) Option Ex 3,750 6.09 22,837
2012-09-13 Yu Albert Yc (Director) Sale 4,633 12.86 59,571
2012-09-13 Yu Albert Yc (Director) Option Ex 4,633 5.53 25,620
2012-08-30 Hartgring Cornelis (Vice President, CSS) Sale 9,375 12.01 112,584
2012-08-29 Hartgring Cornelis (Vice President, CSS) Sale 10,000 12.06 120,600
2012-08-29 Kibarian John Kachig (President and CEO) Option Ex 42,988 6.39 274,693
2012-08-28 Hartgring Cornelis (Vice President, CSS) Sale 10,000 12.04 120,399
2012-08-28 Kibarian John Kachig (President and CEO) Option Ex 37,012 6.39 236,506
2012-08-27 Hartgring Cornelis (Vice President, CSS) Sale 10,000 12.07 120,730
2012-08-27 Hartgring Cornelis (Vice President, CSS) Option Ex 4,619 5.40 24,942
2012-08-24 Hartgring Cornelis (Vice President, CSS) Sale 10,000 11.95 119,540
2012-08-24 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-23 Hartgring Cornelis (Vice President, CSS) Sale 10,000 11.92 119,200
2012-08-23 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-22 Hartgring Cornelis (Vice President, CSS) Sale 10,000 11.26 112,579
2012-08-22 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-21 Hartgring Cornelis (Vice President, CSS) Sale 10,000 11.21 112,050
2012-08-21 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-20 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.76 107,560
2012-08-20 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-17 Hartgring Cornelis (Vice President, CSS) Sale 9,600 10.63 102,086
2012-08-17 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-16 Yu Albert Yc (Director) Sale 3,281 10.40 34,122
2012-08-16 Yu Albert Yc (Director) Option Ex 3,281 6.21 20,375
2012-08-16 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.34 103,400
2012-08-16 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-15 Yu Albert Yc (Director) Sale 4,897 10.37 50,781
2012-08-15 Yu Albert Yc (Director) Option Ex 4,897 3.56 17,433
2012-08-15 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.19 101,930
2012-08-15 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-14 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.28 102,750
2012-08-14 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-13 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.37 103,670
2012-08-13 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-10 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.81 108,110
2012-08-10 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-08-09 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.50 105,000
2012-08-09 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-05-08 Hartgring Cornelis (Vice President, CSS) Sale 320 10.41 3,331
2012-05-08 Hartgring Cornelis (Vice President, CSS) Option Ex 320 5.40 1,728
2012-05-07 Hartgring Cornelis (Vice President, CSS) Sale 10,000 10.40 104,000
2012-05-07 Hartgring Cornelis (Vice President, CSS) Option Ex 10,000 5.40 54,000
2012-02-24 Yu Albert Yc (Director) Sale 3,500 7.00 24,500
2012-02-24 Yu Albert Yc (Director) Option Ex 3,500 4.82 16,870
2012-02-23 Yu Albert Yc (Director) Sale 3,155 6.72 21,217
2012-02-23 Yu Albert Yc (Director) Option Ex 6,655 3.98 26,486
2012-02-22 Lanza Lucio (Director) Buy 8,000 6.49 51,928
2011-12-14 Lanza Lucio (Director) Buy 2,700 6.25 16,877
2011-12-13 Lanza Lucio (Director) Buy 5,800 6.25 36,221
2011-12-08 Lanza Lucio (Director) Buy 13,900 6.22 86,402
2011-12-07 Lanza Lucio (Director) Buy 6,318 6.25 39,481
2011-11-29 Lanza Lucio (Director) Buy 6,000 6.10 36,600
2011-11-21 Lanza Lucio (Director) Buy 12,000 5.96 71,520
2011-11-17 Lanza Lucio (Director) Buy 6,000 6.13 36,756
2011-11-15 Lanza Lucio (Director) Buy 6,000 5.82 34,926
2011-11-10 Heinrichs R Stephen (Director) Buy 4,113 5.46 22,465
2011-11-09 Heinrichs R Stephen (Director) Buy 1,200 5.50 6,600
2010-11-26 Yu Albert Yc Sale 400 4.10 1,638
2010-11-24 Yu Albert Yc Sale 1,000 4.03 4,030
2010-11-05 Yu Albert Yc Sale 813 4.10 3,333
2010-11-04 Yu Albert Yc Sale 2,000 4.04 8,080
2010-04-27 Yu Albert Yc Sale 2,812 4.84 13,618
2010-02-16 Yu Albert Yc (Director) Sale 2,445 3.92 9,581
2009-08-27 Jensen James D (VP, Yield Aware - FDC) Buy 4,000 2.64 10,560
2009-05-20 Yu Albert Yc (Director) Sale 2,447 1.72 4,196
2008-11-26 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 642,194 .00 0
2008-11-14 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 4,000 .00 0
2008-11-13 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 47,608 .00 0
2008-11-12 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 40,000 .00 0
2008-11-11 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 25,000 .00 0
2008-11-10 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 36,177 .00 0
2008-11-07 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 6,300 .00 0
2008-11-06 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 25,000 .00 0
2008-02-13 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 112,848 .00 0
2007-11-30 Hawit Andre (VP/GM Yield Mngmt Solutions) Sale 35,900 8.09 290,538
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Insider trading activities including stock purchases, stock sales, and option exercises of PDFS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Pdf Solutions Inc (symbol PDFS, CIK number 1120914) see the Securities and Exchange Commission (SEC) website.