Insider Stock Trading History of Yu Albert Yc


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 Yu Albert Yc since year 2005. The trader's CIK number is 1320023. At the time of this reporting, Yu Albert Yc is the Director of Pdf Solutions Inc . (stock ticker symbol PDFS). See this page for all insider trading activities at Pdf Solutions Inc .

Note that in the past Yu Albert YC also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Yu Albert Yc since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2014-02-20 PDFS Pdf Solutions Inc Option Ex 7,501 4.82 36,154
2014-02-20 PDFS Pdf Solutions Inc Sale 7,501 22.25 166,897
2013-11-29 PDFS Pdf Solutions Inc Sale 468 23.35 10,927
2013-11-04 PDFS Pdf Solutions Inc Option Ex 5,158 2.30 11,863
2013-11-04 PDFS Pdf Solutions Inc Sale 7,971 22.98 183,133
2013-08-02 PDFS Pdf Solutions Inc Sale 5,257 21.06 110,712
2013-08-01 PDFS Pdf Solutions Inc Sale 3,490 20.56 71,754
2013-05-30 PDFS Pdf Solutions Inc Sale 2,313 18.50 42,790
2013-05-28 PDFS Pdf Solutions Inc Sale 469 18.30 8,582
2012-09-13 PDFS Pdf Solutions Inc Option Ex 4,633 5.53 25,620
2012-09-13 PDFS Pdf Solutions Inc Sale 4,633 12.86 59,571
2012-08-15 PDFS Pdf Solutions Inc Option Ex 4,897 3.56 17,433
2012-08-16 PDFS Pdf Solutions Inc Option Ex 3,281 6.21 20,375
2012-08-15 PDFS Pdf Solutions Inc Sale 4,897 10.37 50,781
2012-08-16 PDFS Pdf Solutions Inc Sale 3,281 10.40 34,122
2013-02-23 PDFS Pdf Solutions Inc Sale 3,500 6.80 23,800
2012-02-23 PDFS Pdf Solutions Inc Option Ex 6,655 3.98 26,486
2012-02-24 PDFS Pdf Solutions Inc Option Ex 3,500 4.82 16,870
2012-02-23 PDFS Pdf Solutions Inc Sale 3,155 6.72 21,217
2012-02-24 PDFS Pdf Solutions Inc Sale 3,500 7.00 24,500
2010-11-24 PDFS Pdf Solutions Inc Sale 1,000 4.03 4,030
2010-11-26 PDFS Pdf Solutions Inc Sale 400 4.10 1,638
2010-11-05 PDFS Pdf Solutions Inc Sale 813 4.10 3,333
2010-11-04 PDFS Pdf Solutions Inc Sale 2,000 4.04 8,080
2010-04-27 PDFS Pdf Solutions Inc Sale 2,812 4.84 13,618
2010-02-16 PDFS Pdf Solutions Inc Sale 2,445 3.92 9,581
2009-05-20 PDFS Pdf Solutions Inc Sale 2,447 1.72 4,196
2007-08-09 CCMP Cabot Microelectronics Corp Option Ex 8,950 36.13 323,399
2007-08-09 CCMP Cabot Microelectronics Corp Sale 8,750 43.60 381,508
2007-08-09 CCMP Cabot Microelectronics Corp Option Ex 9,900 32.02 316,998
2007-08-09 CCMP Cabot Microelectronics Corp Sale 9,900 43.90 434,560

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 Yu Albert Yc (Director of Pdf Solutions Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.