PDF SOLUTIONS INC's ticker is PDFS and the CUSIP is 693282105. A total of 136 filers reported holding PDF SOLUTIONS INC in Q4 2021. The put-call ratio across all filers is 0.32 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $218,117 | -8.4% | 6,732 | +27.5% | 0.00% | 0.0% |
| Q2 2023 | $238,083 | +27.8% | 5,279 | +20.2% | 0.00% | 0.0% |
| Q1 2023 | $186,221 | +24.0% | 4,392 | -16.6% | 0.00% | 0.0% |
| Q4 2022 | $150,158 | -2.5% | 5,265 | -16.3% | 0.00% | 0.0% |
| Q3 2022 | $154,000 | +14.1% | 6,288 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $135,000 | -22.9% | 6,288 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $175,000 | -12.5% | 6,288 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $200,000 | +132.6% | 6,288 | +68.7% | 0.00% | – |
| Q3 2021 | $86,000 | +26.5% | 3,727 | 0.0% | 0.00% | – |
| Q2 2021 | $68,000 | +3.0% | 3,727 | 0.0% | 0.00% | – |
| Q1 2021 | $66,000 | -18.5% | 3,727 | 0.0% | 0.00% | – |
| Q4 2020 | $81,000 | +15.7% | 3,727 | 0.0% | 0.00% | – |
| Q3 2020 | $70,000 | -4.1% | 3,727 | 0.0% | 0.00% | -100.0% |
| Q2 2020 | $73,000 | +217.4% | 3,727 | +93.2% | 0.00% | – |
| Q1 2020 | $23,000 | -30.3% | 1,929 | 0.0% | 0.00% | – |
| Q4 2019 | $33,000 | +32.0% | 1,929 | 0.0% | 0.00% | – |
| Q3 2019 | $25,000 | 0.0% | 1,929 | 0.0% | 0.00% | – |
| Q2 2019 | $25,000 | +4.2% | 1,929 | 0.0% | 0.00% | – |
| Q1 2019 | $24,000 | +50.0% | 1,929 | 0.0% | 0.00% | – |
| Q4 2018 | $16,000 | -5.9% | 1,929 | 0.0% | 0.00% | – |
| Q3 2018 | $17,000 | -26.1% | 1,929 | 0.0% | 0.00% | – |
| Q2 2018 | $23,000 | +4.5% | 1,929 | 0.0% | 0.00% | – |
| Q1 2018 | $22,000 | -26.7% | 1,929 | 0.0% | 0.00% | – |
| Q4 2017 | $30,000 | 0.0% | 1,929 | 0.0% | 0.00% | – |
| Q3 2017 | $30,000 | -6.2% | 1,929 | 0.0% | 0.00% | – |
| Q2 2017 | $32,000 | -3.0% | 1,929 | +31.7% | 0.00% | – |
| Q1 2017 | $33,000 | 0.0% | 1,465 | 0.0% | 0.00% | – |
| Q4 2016 | $33,000 | +22.2% | 1,465 | 0.0% | 0.00% | – |
| Q3 2016 | $27,000 | +35.0% | 1,465 | 0.0% | 0.00% | – |
| Q2 2016 | $20,000 | 0.0% | 1,465 | 0.0% | 0.00% | – |
| Q1 2016 | $20,000 | +25.0% | 1,465 | 0.0% | 0.00% | – |
| Q4 2015 | $16,000 | – | 1,465 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Samjo Capital LLC | 1,101,234 | $35,679,982 | 14.04% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 697,500 | $22,599,000 | 3.84% |
| Divisar Capital Management LLC | 320,459 | $10,382,872 | 2.27% |
| Mesirow Financial Investment Management, Inc. | 10,152 | $328,925 | 1.43% |
| Ranger Investment Management | 516,257 | $16,726,727 | 1.11% |
| Aquila Investment Management LLC | 33,000 | $1,069,200 | 0.98% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 453,840 | $14,704,416 | 0.89% |
| EMERALD ADVISERS, LLC | 560,920 | $18,173,824 | 0.88% |
| SNYDER CAPITAL MANAGEMENT L P | 1,167,784 | $37,836,202 | 0.85% |
| BOULDER HILL CAPITAL MANAGEMENT LP | 19,400 | $628,560 | 0.39% |