PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Tortoise Investment Management, LLC's Holding History (CIK: 0001599511)

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

Q3 2025
Shares 2 Value ($000) $0 Avg Close $21.84 Range $18.12 - $26.59
Q3 2024
Shares 90 Value ($000) $3 Avg Close $32.46 Range $27.69 - $39.70
Q2 2024
Shares 90 Value ($000) $3 Avg Close $33.44 Range $29.21 - $37.16
Q1 2024
Shares 90 Value ($000) $3 Avg Close $32.80 Range $28.99 - $35.89
Q4 2023
Shares 90 Value ($000) $3 Avg Close $30.32 Range $26.12 - $34.09
Q3 2023
Shares 90 Value ($000) $3 Avg Close $38.29 Range $30.80 - $48.02
Q2 2023
Shares 90 Value ($000) $4 Avg Close $40.80 Range $32.25 - $45.80
Q1 2023
Shares 130 Value ($000) $6 Avg Close $35.04 Range $27.23 - $42.50
Q4 2022
Shares 250 Value ($000) $7 Avg Close $27.01 Range $21.36 - $32.56
Q3 2022
Shares 250 Value ($000) $6 Avg Close $25.27 Range $20.16 - $30.31
Q2 2022
Shares 250 Value ($000) $5 Avg Close $23.11 Range $19.34 - $28.11
Q1 2022
Shares 250 Value ($000) $7 Avg Close $27.92 Range $23.73 - $32.80
Q4 2021
Shares 250 Value ($000) $8 Avg Close $27.81 Range $22.46 - $33.78
Q3 2021
Shares 250 Value ($000) $6 Avg Close $20.60 Range $17.29 - $24.20
Q2 2021
Shares 250 Value ($000) $5 Avg Close $17.92 Range $16.70 - $19.76
Q1 2021
Shares 250 Value ($000) $4 Avg Close $19.82 Range $16.44 - $23.50
Q4 2020
Shares 250 Value ($000) $5 Avg Close $20.99 Range $18.51 - $23.42
Q3 2020
Shares 250 Value ($000) $5 Avg Close $20.60 Range $18.18 - $26.42
Q2 2020
Shares 250 Value ($000) $5 Avg Close $16.25 Range $11.05 - $19.64
Q1 2020
Shares 250 Value ($000) $3 Avg Close $14.77 Range $8.61 - $18.41
Q4 2019
Shares 250 Value ($000) $4 Avg Close $15.34 Range $12.53 - $17.42
Q3 2019
Shares 250 Value ($000) $3 Avg Close $12.62 Range $11.16 - $13.84
Q2 2019
Shares 250 Value ($000) $3 Avg Close $12.83 Range $11.77 - $14.00
Q1 2019
Shares 250 Value ($000) $3 Avg Close $11.05 Range $8.24 - $13.53
Q4 2018
Shares 250 Value ($000) $2 Avg Close $8.48 Range $7.56 - $9.45
Q3 2018
Shares 250 Value ($000) $2 Avg Close $10.06 Range $8.10 - $12.66
Q2 2018
Shares 250 Value ($000) $3 Avg Close $11.94 Range $9.62 - $13.84
Q1 2018
Shares 250 Value ($000) $3 Avg Close $13.29 Range $11.07 - $16.76
Q4 2017
Shares 250 Value ($000) $4 Avg Close $16.06 Range $14.12 - $18.48
Q3 2017
Shares 250 Value ($000) $4 Avg Close $16.12 Range $14.11 - $20.10
Q2 2017
Shares 250 Value ($000) $4 Avg Close $18.56 Range $16.07 - $23.93
Q1 2017
Shares 250 Value ($000) $6 Avg Close $22.28 Range $21.03 - $23.40
Q4 2016
Shares 250 Value ($000) $6 Avg Close $20.91 Range $17.45 - $24.44
Q3 2016
Shares 250 Value ($000) $5 Avg Close $16.29 Range $13.48 - $18.18
Q2 2016
Shares 250 Value ($000) $3 Avg Close $13.59 Range $12.09 - $15.25
Q1 2016
Shares 250 Value ($000) $3 Avg Close $10.95 Range $8.70 - $14.73
Q4 2015
Shares 250 Value ($000) $3 Avg Close $10.84 Range $9.68 - $11.76
Q3 2015
Shares 250 Value ($000) $3 Avg Close $12.57 Range $9.91 - $16.45
Q2 2015
Shares 250 Value ($000) $4 Avg Close $17.19 Range $14.76 - $19.52
Q1 2015
Shares 250 Value ($000) $4 Avg Close $17.39 Range $13.31 - $18.80
Q4 2014
Shares 250 Value ($000) $4 Avg Close $13.09 Range $11.62 - $15.24
Q3 2014
Shares 250 Value ($000) $3 Avg Close $19.84 Range $12.26 - $22.66
Q2 2014
Shares 250 Value ($000) $5 Avg Close $19.12 Range $16.60 - $21.77
Q1 2014
Shares 250 Value ($000) $5 Avg Close $22.07 Range $17.21 - $26.73
Q4 2013
Shares 250 Value ($000) $6 Avg Close $22.99 Range $20.12 - $25.90