PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q4 2025
Shares 153,048 Value ($000) $4,366 Avg Close $27.67 Range $23.55 - $32.31
Q3 2025
Shares 154,675 Value ($000) $3,994 Avg Close $21.84 Range $18.12 - $26.59
Q2 2025
Shares 155,381 Value ($000) $3,322 Avg Close $18.93 Range $15.91 - $21.57
Q1 2025
Shares 154,887 Value ($000) $2,960 Avg Close $24.54 Range $18.50 - $29.50
Q4 2024
Shares 151,362 Value ($000) $4,099 Avg Close $30.15 Range $26.94 - $33.42
Q3 2024
Shares 146,854 Value ($000) $4,652 Avg Close $32.46 Range $27.69 - $39.70
Q2 2024
Shares 152,743 Value ($000) $5,557 Avg Close $33.44 Range $29.21 - $37.16
Q1 2024
Shares 159,575 Value ($000) $5,373 Avg Close $32.80 Range $28.99 - $35.89
Q4 2023
Shares 166,270 Value ($000) $5,344 Avg Close $30.32 Range $26.12 - $34.09
Q3 2023
Shares 168,341 Value ($000) $5,454 Avg Close $38.29 Range $30.80 - $48.02
Q2 2023
Shares 173,752 Value ($000) $7,836 Avg Close $40.80 Range $32.25 - $45.80
Q1 2023
Shares 178,315 Value ($000) $7,561 Avg Close $35.04 Range $27.23 - $42.50
Q4 2022
Shares 182,135 Value ($000) $5,194 Avg Close $27.01 Range $21.36 - $32.56
Q3 2022
Shares 185,951 Value ($000) $4,561 Avg Close $25.27 Range $20.16 - $30.31
Q2 2022
Shares 194,437 Value ($000) $4,182 Avg Close $23.11 Range $19.34 - $28.11
Q1 2022
Shares 197,251 Value ($000) $5,497 Avg Close $27.92 Range $23.73 - $32.80
Q4 2021
Shares 198,787 Value ($000) $6,319 Avg Close $27.81 Range $22.46 - $33.78
Q3 2021
Shares 203,004 Value ($000) $4,677 Avg Close $20.60 Range $17.29 - $24.20
Q2 2021
Shares 204,265 Value ($000) $3,714 Avg Close $17.92 Range $16.70 - $19.76
Q1 2021
Shares 201,409 Value ($000) $3,581 Avg Close $19.82 Range $16.44 - $23.50
Q4 2020
Shares 201,583 Value ($000) $4,354 Avg Close $20.99 Range $18.51 - $23.42
Q3 2020
Shares 226,840 Value ($000) $4,244 Avg Close $20.60 Range $18.18 - $26.42
Q2 2020
Shares 219,994 Value ($000) $4,303 Avg Close $16.25 Range $11.05 - $19.64
Q1 2020
Shares 211,075 Value ($000) $2,474 Avg Close $14.77 Range $8.61 - $18.41
Q4 2019
Shares 219,805 Value ($000) $3,713 Avg Close $15.34 Range $12.53 - $17.42
Q3 2019
Shares 220,065 Value ($000) $2,876 Avg Close $12.62 Range $11.16 - $13.84
Q2 2019
Shares 223,673 Value ($000) $2,935 Avg Close $12.83 Range $11.77 - $14.00
Q1 2019
Shares 223,047 Value ($000) $2,755 Avg Close $11.05 Range $8.24 - $13.53
Q4 2018
Shares 225,344 Value ($000) $1,900 Avg Close $8.48 Range $7.56 - $9.45
Q3 2018
Shares 223,186 Value ($000) $2,015 Avg Close $10.06 Range $8.10 - $12.66
Q2 2018
Shares 214,237 Value ($000) $2,567 Avg Close $11.94 Range $9.62 - $13.84
Q1 2018
Shares 210,592 Value ($000) $2,456 Avg Close $13.29 Range $11.07 - $16.76
Q4 2017
Shares 205,601 Value ($000) $3,228 Avg Close $16.06 Range $14.12 - $18.48
Q3 2014
Shares 10,177 Value ($000) $128 Avg Close $19.84 Range $12.26 - $22.66
Q1 2014
Shares 12,736 Value ($000) $231 Avg Close $22.07 Range $17.21 - $26.73
Q4 2013
Shares 12,509 Value ($000) $320 Avg Close $22.99 Range $20.12 - $25.90