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Invesco Ltd.
> PDFS
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PDF SOLUTIONS INC | PDFS | 3,274,386 | -183,466 | 147,674,808,000 | 1,061,883,000 | $45,100.00 |
| 03/31/2023 | PDF SOLUTIONS INC | PDFS | 3,457,852 | 179,509 | 146,612,925,000 | 146,532,508,000 | $42,400.00 |
| 09/30/2022 | PDF SOLUTIONS INC | PDFS | 3,278,343 | 80,870 | 80,417,000 | 11,639,000 | $24.53 |
| 06/30/2022 | PDF SOLUTIONS INC | PDFS | 3,197,473 | -62,546 | 68,778,000 | -22,078,000 | $21.51 |
| 03/31/2022 | PDF SOLUTIONS INC | PDFS | 3,260,019 | -278 | 90,856,000 | -12,789,000 | $27.87 |
| 12/31/2021 | PDF SOLUTIONS INC | PDFS | 3,260,297 | -11,562 | 103,645,000 | 28,261,000 | $31.79 |
| 09/30/2021 | PDF SOLUTIONS INC | PDFS | 3,271,859 | 80,925 | 75,384,000 | 17,372,000 | $23.04 |
| 06/30/2021 | PDF SOLUTIONS INC | PDFS | 3,190,934 | -2,445 | 58,012,000 | 1,234,000 | $18.18 |
| 03/31/2021 | PDF SOLUTIONS INC | PDFS | 3,193,379 | -11,391 | 56,778,000 | -12,445,000 | $17.78 |
| 12/31/2020 | PDF SOLUTIONS INC | PDFS | 3,204,770 | 75,231 | 69,223,000 | 10,669,000 | $21.60 |
| 09/30/2020 | PDF SOLUTIONS INC | PDFS | 3,129,539 | -600,366 | 58,554,000 | -14,403,000 | $18.71 |
| 06/30/2020 | PDF SOLUTIONS INC | PDFS | 3,729,905 | 610,560 | 72,957,000 | 36,398,000 | $19.56 |
| 05/29/2020 | PDF SOLUTIONS INC | PDFS | 3,756,400 | 637,055 | 64,084,184 | 27,525,184 | $17.06 |
| 03/31/2020 | PDF SOLUTIONS INC | PDFS | 3,119,345 | -70,734 | 36,559,000 | -17,321,000 | $11.72 |
| 12/31/2019 | PDF SOLUTIONS INC | PDFS | 3,190,079 | 63,302 | 53,880,000 | 13,013,000 | $16.89 |
| 09/30/2019 | PDF SOLUTIONS INC | PDFS | 3,126,777 | 8,007 | 40,867,000 | -51,000 | $13.07 |
| 06/30/2019 | PDF SOLUTIONS INC | PDFS | 3,118,770 | 3,001,465 | 40,918,000 | 39,469,000 | $13.12 |
| 03/31/2019 | PDF SOLUTIONS INC | PDFS | 117,305 | -16,142 | 1,449,000 | 324,000 | $12.35 |
| 12/31/2018 | PDF SOLUTIONS INC | PDFS | 133,447 | -8,093 | 1,125,000 | -153,000 | $8.43 |
| 09/30/2018 | PDF SOLUTIONS INC | PDFS | 141,540 | 8,587 | 1,278,000 | -315,000 | $9.03 |
| 06/30/2018 | PDF SOLUTIONS INC | PDFS | 132,953 | 2,324 | 1,593,000 | 70,000 | $11.98 |
| 03/31/2018 | PDF SOLUTIONS INC | PDFS | 130,629 | -165 | 1,523,000 | -530,000 | $11.66 |
| 12/31/2017 | PDF SOLUTIONS INC | PDFS | 130,794 | 116,498 | 2,053,000 | 1,832,000 | $15.70 |
| 09/30/2017 | PDF SOLUTIONS INC | PDFS | 14,296 | -31,800 | 221,000 | -537,000 | $15.46 |
| 06/30/2017 | PDF SOLUTIONS INC | PDFS | 46,096 | 23,651 | 758,000 | 250,000 | $16.44 |
| 03/31/2017 | PDF SOLUTIONS INC | PDFS | 22,445 | -88,215 | 508,000 | -1,987,000 | $22.63 |
| 12/31/2016 | PDF SOLUTIONS INC | PDFS | 110,660 | 110,660 | 2,495,000 | 2,495,000 | $22.55 |
| 03/31/2016 | PDF SOLUTIONS INC | PDFS | 0 | -166,205 | 0 | -2,659,000 | |
| 09/30/2015 | PDF SOLUTIONS INC | PDFS | 0 | -166,205 | 0 | -2,659,000 | |
| 06/30/2015 | PDF SOLUTIONS INC | PDFS | 166,205 | 9,734 | 2,659,000 | -145,000 | $16.00 |
| 03/31/2015 | PDF SOLUTIONS INC | PDFS | 156,471 | 156,471 | 2,804,000 | 2,804,000 | $17.92 |
| 03/31/2014 | PDF SOLUTIONS INC | PDFS | 0 | -400,864 | 0 | -10,270,000 | |
| 12/31/2013 | PDF SOLUTIONS INC | PDFS | 400,864 | 145,635 | 10,270,000 | 4,851,000 | $25.62 |
| 09/30/2013 | PDF SOLUTIONS INC | PDFS | 255,229 | 190,527 | 5,419,000 | 4,227,000 | $21.23 |
| 06/30/2013 | PDF SOLUTIONS INC | PDFS | 64,702 | -74,251 | 1,192,000 | -1,034,000 | $18.42 |
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