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 | $428,847 | -63.8% | 13,236 | -49.6% | 0.00% | -100.0% |
| Q2 2023 | $1,185,183 | +60.0% | 26,279 | +50.4% | 0.00% | 0.0% |
| Q1 2023 | $740,644 | +23.2% | 17,468 | -17.1% | 0.00% | – |
| Q4 2022 | $601,202 | +13.0% | 21,080 | -2.8% | 0.00% | – |
| Q3 2022 | $532,000 | +51.6% | 21,685 | +32.9% | 0.00% | – |
| Q2 2022 | $351,000 | -51.4% | 16,322 | -37.0% | 0.00% | – |
| Q1 2022 | $722,000 | -1.9% | 25,899 | +11.8% | 0.00% | – |
| Q4 2021 | $736,000 | +101.6% | 23,165 | +46.1% | 0.00% | – |
| Q3 2021 | $365,000 | +15.9% | 15,852 | -8.5% | 0.00% | – |
| Q2 2021 | $315,000 | +433.9% | 17,332 | +422.4% | 0.00% | – |
| Q1 2021 | $59,000 | -64.2% | 3,318 | -56.5% | 0.00% | – |
| Q4 2020 | $165,000 | +292.9% | 7,636 | +243.3% | 0.00% | – |
| Q3 2020 | $42,000 | -83.7% | 2,224 | -83.1% | 0.00% | – |
| Q2 2020 | $257,000 | +121.6% | 13,157 | +33.0% | 0.00% | – |
| Q1 2020 | $116,000 | -57.5% | 9,895 | -38.8% | 0.00% | – |
| Q4 2019 | $273,000 | +19.7% | 16,160 | -7.4% | 0.00% | – |
| Q3 2019 | $228,000 | -16.8% | 17,448 | -16.7% | 0.00% | – |
| Q2 2019 | $274,000 | +33.7% | 20,937 | +25.8% | 0.00% | – |
| Q1 2019 | $205,000 | +39.5% | 16,647 | -4.5% | 0.00% | – |
| Q4 2018 | $147,000 | -5.2% | 17,429 | +1.6% | 0.00% | – |
| Q3 2018 | $155,000 | +154.1% | 17,154 | +238.0% | 0.00% | – |
| Q2 2018 | $61,000 | -22.8% | 5,075 | -24.9% | 0.00% | – |
| Q1 2018 | $79,000 | +1875.0% | 6,757 | +2348.2% | 0.00% | – |
| Q4 2017 | $4,000 | -86.2% | 276 | -85.0% | 0.00% | – |
| Q3 2017 | $29,000 | +52.6% | 1,845 | +55.8% | 0.00% | – |
| Q2 2017 | $19,000 | -68.3% | 1,184 | -55.8% | 0.00% | – |
| Q1 2017 | $60,000 | -91.3% | 2,678 | -91.2% | 0.00% | -100.0% |
| Q4 2016 | $687,000 | +580.2% | 30,473 | +444.9% | 0.00% | – |
| Q3 2016 | $101,000 | +17.4% | 5,592 | -8.3% | 0.00% | – |
| Q2 2016 | $86,000 | -77.9% | 6,099 | -79.1% | 0.00% | – |
| Q1 2016 | $390,000 | +107.4% | 29,136 | +68.2% | 0.00% | – |
| Q4 2015 | $188,000 | +408.1% | 17,326 | +367.9% | 0.00% | – |
| Q3 2015 | $37,000 | -62.6% | 3,703 | -39.9% | 0.00% | – |
| Q2 2015 | $99,000 | +1.0% | 6,162 | +13.5% | 0.00% | – |
| Q1 2015 | $98,000 | -39.9% | 5,429 | -50.5% | 0.00% | – |
| Q4 2014 | $163,000 | +46.8% | 10,964 | +24.6% | 0.00% | – |
| Q3 2014 | $111,000 | -25.0% | 8,800 | +26.5% | 0.00% | – |
| Q2 2014 | $148,000 | -27.8% | 6,958 | -38.0% | 0.00% | – |
| Q1 2014 | $205,000 | -54.2% | 11,219 | -35.9% | 0.00% | – |
| Q4 2013 | $448,000 | +185.4% | 17,499 | +138.0% | 0.00% | – |
| Q3 2013 | $157,000 | +6.1% | 7,352 | -8.5% | 0.00% | – |
| Q2 2013 | $148,000 | – | 8,033 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Samjo Capital LLC | 1,020,000 | $22,032,000 | 18.79% |
| Cowen Prime Services LLC | 1,562,526 | $33,751,000 | 14.96% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 974,000 | $21,038,000 | 3.53% |
| SNYDER CAPITAL MANAGEMENT L P | 1,173,340 | $25,344,000 | 0.83% |
| Divisar Capital Management LLC | 73,567 | $1,589,000 | 0.49% |
| Ranger Investment Management | 265,978 | $5,745,000 | 0.30% |
| GSA CAPITAL PARTNERS LLP | 32,451 | $701,000 | 0.12% |
| RMB Capital Management, LLC | 93,181 | $2,013,000 | 0.07% |
| ROYCE & ASSOCIATES LP | 401,100 | $8,664,000 | 0.07% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 744,673 | $16,085,000 | 0.05% |