Ken Fisher's PDFS Position Overview
Ken Fisher (via Fisher Asset Management, LLC) currently holds 40,603 shares of PDF Solutions, Inc. (PDFS) worth $1.16 M, representing 0.00% of the portfolio. First purchased in 2022-Q2, this medium-term investment has been held for 15 quarters.
Based on 13F filings, Ken Fisher has maintained a strategic position in PDFS, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2022, adding 21,889 shares. Largest reduction occurred in Q2 2023, reducing 11,321 shares.
Analysis based on 13F filings available since 2013 Q2
Ken Fisher's PDF Solutions (PDFS) Holding Value Over Time
Track share changes against reported price movement
Quarterly PDF Solutions (PDFS) Trades by Ken Fisher
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +2,517 | Add 6.61% | 40,603 | $28.53 |
| Q3 2025 | -5,593 | Reduce 12.80% | 38,086 | $25.82 |
| Q2 2025 | -3,630 | Reduce 7.67% | 43,679 | $21.38 |
| Q1 2025 | -75 | Reduce 0.16% | 47,309 | $19.11 |
| Q4 2024 | +75 | Add 0.16% | 47,384 | $27.08 |
| Q3 2024 | -25 | Reduce 0.05% | 47,309 | $31.68 |
| Q2 2024 | +25 | Add 0.05% | 47,334 | $36.38 |
| Q1 2024 | -7,501 | Reduce 13.69% | 47,309 | $33.67 |
| Q4 2023 | -7,807 | Reduce 12.47% | 54,810 | $32.14 |
| Q3 2023 | -7,079 | Reduce 10.16% | 62,617 | $32.40 |
| Q2 2023 | -11,321 | Reduce 13.97% | 69,696 | $45.10 |
| Q1 2023 | -3,022 | Reduce 3.60% | 81,017 | $42.40 |
| Q3 2022 | +21,889 | Add 35.22% | 84,039 | $24.52 |
| Q2 2022 | +62,150 | New Buy | 62,150 | $21.51 |
Ken Fisher's PDF Solutions Investment FAQs
Ken Fisher first purchased PDF Solutions, Inc. (PDFS) in Q2 2022, acquiring 62,150 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Ken Fisher has held PDF Solutions, Inc. (PDFS) for 15 quarters since Q2 2022.
Ken Fisher's largest addition to PDF Solutions, Inc. (PDFS) was in Q2 2022, adding 62,150 shares worth $1.34 M.
According to the latest 13F filing for Q4 2025, Ken Fisher's firm, Fisher Asset Management, LLC, owns 40,603 shares of PDF Solutions, Inc. (PDFS), valued at approximately $1.16 M.
As of the Q4 2025 filing, PDF Solutions, Inc. (PDFS) represents approximately 0.00% of Ken Fisher's publicly disclosed stock portfolio, making it one of their key holdings.
Ken Fisher's peak holding in PDF Solutions, Inc. (PDFS) was 84,039 shares, as reported at the end of Q3 2022.