PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 3,089,519 Value ($000) $88,144 Avg Close $27.67 Range $23.55 - $32.31
Q3 2025
Shares 3,154,619 Value ($000) $81,452 Avg Close $21.84 Range $18.12 - $26.59
Q2 2025
Shares 3,183,700 Value ($000) $68,068 Avg Close $18.93 Range $15.91 - $21.57
Q1 2025
Shares 3,158,295 Value ($000) $60,355 Avg Close $24.54 Range $18.50 - $29.50
Q4 2024
Shares 3,172,787 Value ($000) $85,919 Avg Close $30.15 Range $26.94 - $33.42
Q3 2024
Shares 3,179,247 Value ($000) $100,719 Avg Close $32.46 Range $27.69 - $39.70
Q2 2024
Shares 3,182,579 Value ($000) $115,782 Avg Close $33.44 Range $29.21 - $37.16
Q1 2024
Shares 3,168,212 Value ($000) $106,674 Avg Close $32.80 Range $28.99 - $35.89
Q4 2023
Shares 3,089,669 Value ($000) $99,302 Avg Close $30.32 Range $26.12 - $34.09
Q3 2023
Shares 2,929,228 Value ($000) $94,907 Avg Close $38.29 Range $30.80 - $48.02
Q2 2023
Shares 2,575,992 Value ($000) $116,177 Avg Close $40.80 Range $32.25 - $45.80
Q1 2023
Shares 2,263,972 Value ($000) $95,992 Avg Close $35.04 Range $27.23 - $42.50
Q4 2022
Shares 2,253,291 Value ($000) $64,264 Avg Close $27.01 Range $21.36 - $32.56
Q3 2022
Shares 2,275,685 Value ($000) $55,822 Avg Close $25.27 Range $20.16 - $30.31
Q2 2022
Shares 2,144,551 Value ($000) $46,130 Avg Close $23.11 Range $19.34 - $28.11
Q1 2022
Shares 2,140,080 Value ($000) $59,644 Avg Close $27.92 Range $23.73 - $32.80
Q4 2021
Shares 2,096,952 Value ($000) $66,662 Avg Close $27.81 Range $22.46 - $33.78
Q3 2021
Shares 2,091,573 Value ($000) $48,190 Avg Close $20.60 Range $17.29 - $24.20
Q2 2021
Shares 2,063,156 Value ($000) $37,508 Avg Close $17.92 Range $16.70 - $19.76
Q1 2021
Shares 2,102,726 Value ($000) $37,387 Avg Close $19.82 Range $16.44 - $23.50
Q4 2020
Shares 2,149,506 Value ($000) $46,429 Avg Close $20.99 Range $18.51 - $23.42
Q3 2020
Shares 2,103,986 Value ($000) $39,365 Avg Close $20.60 Range $18.18 - $26.42
Q2 2020
Shares 1,995,108 Value ($000) $39,025 Avg Close $16.25 Range $11.05 - $19.64
Q1 2020
Shares 1,962,813 Value ($000) $23,004 Avg Close $14.77 Range $8.61 - $18.41
Q4 2019
Shares 1,932,913 Value ($000) $32,647 Avg Close $15.34 Range $12.53 - $17.42
Q3 2019
Shares 1,929,058 Value ($000) $25,213 Avg Close $12.62 Range $11.16 - $13.84
Q2 2019
Shares 1,908,444 Value ($000) $25,039 Avg Close $12.83 Range $11.77 - $14.00
Q1 2019
Shares 1,906,453 Value ($000) $23,545 Avg Close $11.05 Range $8.24 - $13.53
Q4 2018
Shares 1,852,837 Value ($000) $15,620 Avg Close $8.48 Range $7.56 - $9.45
Q3 2018
Shares 1,491,859 Value ($000) $13,472 Avg Close $10.06 Range $8.10 - $12.66
Q2 2018
Shares 1,817,493 Value ($000) $21,774 Avg Close $11.94 Range $9.62 - $13.84
Q1 2018
Shares 1,387,821 Value ($000) $16,181 Avg Close $13.29 Range $11.07 - $16.76
Q4 2017
Shares 1,478,820 Value ($000) $23,218 Avg Close $16.06 Range $14.12 - $18.48
Q3 2017
Shares 1,253,655 Value ($000) $19,419 Avg Close $16.12 Range $14.11 - $20.10
Q2 2017
Shares 1,176,585 Value ($000) $19,356 Avg Close $18.56 Range $16.07 - $23.93
Q1 2017
Shares 1,122,227 Value ($000) $25,385 Avg Close $22.28 Range $21.03 - $23.40
Q4 2016
Shares 1,054,697 Value ($000) $23,783 Avg Close $20.91 Range $17.45 - $24.44
Q3 2016
Shares 1,047,500 Value ($000) $19,032 Avg Close $16.29 Range $13.48 - $18.18
Q2 2016
Shares 1,025,680 Value ($000) $14,349 Avg Close $13.59 Range $12.09 - $15.25
Q1 2016
Shares 1,004,846 Value ($000) $13,445 Avg Close $10.95 Range $8.70 - $14.73
Q4 2015
Shares 930,325 Value ($000) $10,084 Avg Close $10.84 Range $9.68 - $11.76
Q3 2015
Shares 909,822 Value ($000) $9,098 Avg Close $12.57 Range $9.91 - $16.45
Q2 2015
Shares 861,404 Value ($000) $13,782 Avg Close $17.19 Range $14.76 - $19.52
Q1 2015
Shares 856,605 Value ($000) $15,351 Avg Close $17.39 Range $13.31 - $18.80
Q4 2014
Shares 782,970 Value ($000) $11,635 Avg Close $13.09 Range $11.62 - $15.24
Q3 2014
Shares 762,353 Value ($000) $9,613 Avg Close $19.84 Range $12.26 - $22.66
Q2 2014
Shares 692,086 Value ($000) $14,686 Avg Close $19.12 Range $16.60 - $21.77
Q1 2014
Shares 670,942 Value ($000) $12,191 Avg Close $22.07 Range $17.21 - $26.73
Q4 2013
Shares 644,911 Value ($000) $16,522 Avg Close $22.99 Range $20.12 - $25.90
Q3 2013
Shares 601,352 Value ($000) $12,779 Avg Close $20.57 Range $18.09 - $22.20
Q2 2013
Shares 597,011 Value ($000) $11,003 Avg Close $17.41 Range $14.95 - $19.03