News + Filings Holdings
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VANGUARD GROUP INC
> PDFS
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PDF SOLUTIONS INC | PDFS | 2,575,992 | 300,307 | 116,177,240,000 | 116,121,418,000 | $45,100.00 |
| 09/30/2022 | PDF SOLUTIONS INC | PDFS | 2,275,685 | 131,134 | 55,822,000 | 9,692,000 | $24.53 |
| 06/30/2022 | PDF SOLUTIONS INC | PDFS | 2,144,551 | 4,471 | 46,130,000 | -13,514,000 | $21.51 |
| 03/31/2022 | PDF SOLUTIONS INC | PDFS | 2,140,080 | 43,128 | 59,644,000 | -7,018,000 | $27.87 |
| 12/31/2021 | PDF SOLUTIONS INC | PDFS | 2,096,952 | 5,379 | 66,662,000 | 18,472,000 | $31.79 |
| 09/30/2021 | PDF SOLUTIONS INC | PDFS | 2,091,573 | 28,417 | 48,190,000 | 10,682,000 | $23.04 |
| 06/30/2021 | PDF SOLUTIONS INC | PDFS | 2,063,156 | -86,350 | 37,508,000 | -8,921,000 | $18.18 |
| 02/10/2021 | PDF SOLUTIONS INC | PDFS | 2,149,506 | 0 | 45,569,527 | -859,473 | $21.20 |
| 12/31/2020 | PDF SOLUTIONS INC | PDFS | 2,149,506 | 45,520 | 46,429,000 | 7,064,000 | $21.60 |
| 09/30/2020 | PDF SOLUTIONS INC | PDFS | 2,103,986 | 108,878 | 39,365,000 | 340,000 | $18.71 |
| 06/30/2020 | PDF SOLUTIONS INC | PDFS | 1,995,108 | 32,295 | 39,025,000 | 16,021,000 | $19.56 |
| 03/31/2020 | PDF SOLUTIONS INC | PDFS | 1,962,813 | 29,900 | 23,004,000 | -9,643,000 | $11.72 |
| 02/12/2020 | PDF SOLUTIONS INC | PDFS | 1,932,913 | 0 | 33,806,648 | 1,159,648 | $17.49 |
| 12/31/2019 | PDF SOLUTIONS INC | PDFS | 1,932,913 | 3,855 | 32,647,000 | 7,434,000 | $16.89 |
| 09/30/2019 | PDF SOLUTIONS INC | PDFS | 1,929,058 | 20,614 | 25,213,000 | 174,000 | $13.07 |
| 06/30/2019 | PDF SOLUTIONS INC | PDFS | 1,908,444 | 1,991 | 25,039,000 | 1,494,000 | $13.12 |
| 03/31/2019 | PDF SOLUTIONS INC | PDFS | 1,906,453 | 53,616 | 23,545,000 | 7,925,000 | $12.35 |
| 02/11/2019 | PDF SOLUTIONS INC | PDFS | 1,852,837 | 0 | 19,176,863 | 3,556,863 | $10.35 |
| 12/31/2018 | PDF SOLUTIONS INC | PDFS | 1,852,837 | 360,978 | 15,620,000 | 2,148,000 | $8.43 |
| 09/30/2018 | PDF SOLUTIONS INC | PDFS | 1,491,859 | -325,634 | 13,472,000 | -8,302,000 | $9.03 |
| 06/30/2018 | PDF SOLUTIONS INC | PDFS | 1,817,493 | 429,672 | 21,774,000 | 5,593,000 | $11.98 |
| 03/31/2018 | PDF SOLUTIONS INC | PDFS | 1,387,821 | -90,999 | 16,181,000 | -7,037,000 | $11.66 |
| 12/31/2017 | PDF SOLUTIONS INC | PDFS | 1,478,820 | 225,165 | 23,218,000 | 3,799,000 | $15.70 |
| 09/30/2017 | PDF SOLUTIONS INC | PDFS | 1,253,655 | 77,070 | 19,419,000 | 19,399,644 | $15.49 |
| 06/30/2017 | PDF SOLUTIONS INC | PDFS | 1,176,585 | 54,358 | 19,356 | -25,365,644 | $0.02 |
| 03/31/2017 | PDF SOLUTIONS INC | PDFS | 1,122,227 | 67,530 | 25,385,000 | 1,602,000 | $22.62 |
| 12/31/2016 | PDF SOLUTIONS INC | PDFS | 1,054,697 | 7,197 | 23,783,000 | 4,751,000 | $22.55 |
| 09/30/2016 | PDF SOLUTIONS INC | PDFS | 1,047,500 | 1,047,500 | 19,032,000 | 19,032,000 | $18.17 |
| 06/30/2016 | PDF SOLUTIONS INC | PDFS | 1,025,680 | 20,834 | 14,349,000 | 904,000 | $13.99 |
| 03/31/2016 | PDF SOLUTIONS INC | PDFS | 1,004,846 | 1,004,846 | 13,445,000 | 13,445,000 | $13.38 |
| 12/31/2015 | PDF SOLUTIONS INC | PDFS | 930,325 | 930,325 | 10,084,000 | 10,084,000 | $10.84 |
| 09/30/2015 | PDF SOLUTIONS INC | PDFS | 0 | -861,404 | 0 | -13,782,000 | |
| 06/30/2015 | PDF SOLUTIONS INC | PDFS | 861,404 | 4,799 | 13,782,000 | -1,569,000 | $16.00 |
| 03/31/2015 | PDF SOLUTIONS INC | PDFS | 856,605 | 73,635 | 15,351,000 | 3,716,000 | $17.92 |
| 12/31/2014 | PDF SOLUTIONS INC | PDFS | 782,970 | 20,617 | 11,635,000 | 2,022,000 | $14.86 |
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