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PRINCIPAL FINANCIAL GROUP INC
> PDFS
Date | Name | Ticker | Shares | Change | Value | Change | Price |
06/30/2023 | PDF SOLUTIONS INC | PDFS | 173,752 | -4,563 | 7,836,216,000 | 275,660,000 | $45,100.00 |
03/31/2023 | PDF SOLUTIONS INC | PDFS | 178,315 | -7,636 | 7,560,556,000 | 7,555,995,000 | $42,400.00 |
09/30/2022 | PDF SOLUTIONS INC | PDFS | 185,951 | -8,486 | 4,561,000 | 379,000 | $24.53 |
06/30/2022 | PDF SOLUTIONS INC | PDFS | 194,437 | -2,814 | 4,182,000 | -1,315,000 | $21.51 |
03/31/2022 | PDF SOLUTIONS INC | PDFS | 197,251 | -1,536 | 5,497,000 | -822,000 | $27.87 |
12/31/2021 | PDF SOLUTIONS INC | PDFS | 198,787 | -4,217 | 6,319,000 | 1,642,000 | $31.79 |
09/30/2021 | PDF SOLUTIONS INC | PDFS | 203,004 | -1,261 | 4,677,000 | 963,000 | $23.04 |
06/30/2021 | PDF SOLUTIONS INC | PDFS | 204,265 | 2,856 | 3,714,000 | 133,000 | $18.18 |
03/31/2021 | PDF SOLUTIONS INC | PDFS | 201,409 | -174 | 3,581,000 | -773,000 | $17.78 |
12/31/2020 | PDF SOLUTIONS INC | PDFS | 201,583 | -25,257 | 4,354,000 | 110,000 | $21.60 |
09/30/2020 | PDF SOLUTIONS INC | PDFS | 226,840 | 6,846 | 4,244,000 | -59,000 | $18.71 |
06/30/2020 | PDF SOLUTIONS INC | PDFS | 219,994 | 8,919 | 4,303,000 | 1,829,000 | $19.56 |
03/31/2020 | PDF SOLUTIONS INC | PDFS | 211,075 | -8,730 | 2,474,000 | -1,239,000 | $11.72 |
12/31/2019 | PDF SOLUTIONS INC | PDFS | 219,805 | -260 | 3,713,000 | 837,000 | $16.89 |
09/30/2019 | PDF SOLUTIONS INC | PDFS | 220,065 | -3,608 | 2,876,000 | -59,000 | $13.07 |
06/30/2019 | PDF SOLUTIONS INC | PDFS | 223,673 | 626 | 2,935,000 | 180,000 | $13.12 |
03/31/2019 | PDF SOLUTIONS INC | PDFS | 223,047 | -2,297 | 2,755,000 | 855,000 | $12.35 |
12/31/2018 | PDF SOLUTIONS INC | PDFS | 225,344 | 2,158 | 1,900,000 | -115,000 | $8.43 |
09/30/2018 | PDF SOLUTIONS INC | PDFS | 223,186 | 8,949 | 2,015,000 | -552,000 | $9.03 |
06/30/2018 | PDF SOLUTIONS INC | PDFS | 214,237 | 3,645 | 2,567,000 | 111,000 | $11.98 |
03/31/2018 | PDF SOLUTIONS INC | PDFS | 210,592 | 4,991 | 2,456,000 | -772,000 | $11.66 |
12/31/2017 | PDF SOLUTIONS INC | PDFS | 205,601 | 205,601 | 3,228,000 | 3,228,000 | $15.70 |
12/31/2014 | PDF SOLUTIONS INC | PDFS | 0 | -10,177 | 0 | -128,000 | |
09/30/2014 | PDF SOLUTIONS INC | PDFS | 10,177 | 10,177 | 128,000 | 128,000 | $12.58 |
06/30/2014 | PDF SOLUTIONS INC | PDFS | 0 | -12,736 | 0 | -231,000 | |
03/31/2014 | PDF SOLUTIONS INC | PDFS | 12,736 | 12,736 | 231,000 | 231,000 | $18.14 |
12/31/2013 | PDF SOLUTIONS INC | PDFS | 12,509 | 12,509 | 320,000 | 320,000 | $25.58 |
06/30/2013 | PDF SOLUTIONS INC | PDFS | 0 | -12,749 | 0 | -204,000 | |
03/31/2013 | PDF SOLUTIONS INC | PDFS | 12,749 | 0 | 204,000 | 28,000 | $16.00 |
12/31/2012 | PDF SOLUTIONS INC | PDFS | 12,749 | -456 | 176,000 | -4,000 | $13.81 |
09/30/2012 | PDF SOLUTIONS INC | PDFS | 13,205 | 0 | 180,000 | 50,000 | $13.63 |
06/30/2012 | PDF SOLUTIONS INC | PDFS | 13,205 | 1,604 | 130,000 | 32,000 | $9.84 |
03/31/2012 | PDF SOLUTIONS INC | PDFS | 11,601 | 18 | 98,000 | 51,000 | $8.45 |
12/31/2011 | PDF SOLUTIONS INC | PDFS | 11,482 | -101 | 80,000 | 33,000 | $6.97 |
09/30/2011 | PDF SOLUTIONS INC | PDFS | 11,583 | 11,583 | 47,000 | 47,000 | $4.06 |
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