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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $836,000 | -42.8% | 30,005 | -34.8% | 0.00% | -66.7% |
| Q4 2021 | $1,462,000 | +335.1% | 46,000 | +195.1% | 0.00% | – |
| Q4 2020 | $336,000 | +8.7% | 15,589 | -1.4% | 0.00% | -100.0% |
| Q2 2020 | $309,000 | -76.8% | 15,806 | -80.0% | 0.00% | -83.3% |
| Q4 2019 | $1,332,000 | -71.1% | 78,900 | -77.6% | 0.01% | -79.3% |
| Q3 2019 | $4,608,000 | -22.4% | 352,591 | -22.1% | 0.03% | -27.5% |
| Q2 2019 | $5,937,000 | +107.3% | 452,584 | +95.2% | 0.04% | +135.3% |
| Q1 2019 | $2,864,000 | +3.1% | 231,901 | -29.7% | 0.02% | -5.6% |
| Q4 2018 | $2,779,000 | +47.9% | 329,746 | +58.5% | 0.02% | +100.0% |
| Q3 2018 | $1,879,000 | – | 208,028 | – | 0.01% | – |
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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% |